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[PATCH lkp-tests] lib/job.rb: revoke change for a9c727816f01a99
by Wei Jihui 15 Oct '20

15 Oct '20

commit id for a9c727816f01a99 is not good, so revoke it Signed-off-by: Wei Jihui <weijihuiall(a)163.com> --- lib/job.rb | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) diff --git a/lib/job.rb b/lib/job.rb index 6497f0f1..f91686b5 100755 --- a/lib/job.rb +++ b/lib/job.rb @@ -568,9 +568,7 @@ class Job init_program_options() for_each_in(@job, @referenced_programs.keys) do |_pk, h, p_n, p_args| k = hash_key_re_string(@job, p_n, @job['pp'].keys) - next if k.nil? - - unless @job[k].is_a?(Hash) + if k && !(a)job[k].is_a?(Hash) @job['pp'][k] = @job[k] next end -- 2.23.0

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[PATCH compass-ci] fix: sched: tbox -> tbox_group
by Ren Wen 15 Oct '20

15 Oct '20

fix an error. Signed-off-by: Ren Wen <15991987063(a)163.com> --- src/lib/sched.cr | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/src/lib/sched.cr b/src/lib/sched.cr index 223a30c..a4ddcec 100644 --- a/src/lib/sched.cr +++ b/src/lib/sched.cr @@ -418,7 +418,7 @@ class Sched private def find_job(testbox : String, count = 1) tbox_group = JobHelper.match_tbox_group(testbox) - tbox = tbox.partition("--")[0] + tbox = tbox_group.partition("--")[0] boxes = [testbox, tbox_group, tbox] boxes.each do |box| -- 2.23.0

1 1

[PATCH compass-ci] fix: ssh-r: use reserved port range
by Tong Qunfeng 15 Oct '20

15 Oct '20

host reserved an port range (in sysctl.conf) <net.ipv4.ip_local_port_range = 1024 49999> ssh-r mapping the start 2000 port (50000 - 51999) Signed-off-by: Tong Qunfeng <taxcom(a)tom.com> --- container/ssh-r/Dockerfile | 2 +- container/ssh-r/start | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) diff --git a/container/ssh-r/Dockerfile b/container/ssh-r/Dockerfile index 1c10e03..65a13aa 100644 --- a/container/ssh-r/Dockerfile +++ b/container/ssh-r/Dockerfile @@ -21,7 +21,7 @@ RUN chown -R sshr:sshr /home/sshr/.ssh/authorized_keys \ && chmod 600 /home/sshr/.ssh/authorized_keys \ && passwd -u sshr -EXPOSE 20000-22000 +EXPOSE 50000-51999 EXPOSE 22 COPY entry.sh /entry.sh diff --git a/container/ssh-r/start b/container/ssh-r/start index e962656..5c800f3 100755 --- a/container/ssh-r/start +++ b/container/ssh-r/start @@ -15,7 +15,7 @@ cmd=( -e GATEWAY_PORTS=true -e TCP_FORWARDING=true -d - -p 20000-22000:20000-22000 + -p 50000-51999:50000-51999 -p 5050:22 -v /etc/localtime:/etc/localtime:ro -v /srv/pub/sshr/keys/:/etc/ssh/keys -- 2.23.0

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[PATCH lkp-tests 2/3] lib/job.rb: load host config with atomic job
by Wei Jihui 15 Oct '20

15 Oct '20

Signed-off-by: Wei Jihui <weijihuiall(a)163.com> --- lib/job.rb | 2 ++ 1 file changed, 2 insertions(+) diff --git a/lib/job.rb b/lib/job.rb index 8a6d68a5..38df0368 100755 --- a/lib/job.rb +++ b/lib/job.rb @@ -696,9 +696,11 @@ class Job each_job_init each_job(&block) @jobs.each do |hash| + @load_hosts_done = false @job = deepcopy(job) @job2 = hash load_defaults + load_hosts_config each_job_init each_job(&block) end -- 2.23.0

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[PATCH lkp-tests] feat(iso2rootfs): add a soft link to the newest version of rootfs dir
by Yu Chuan 15 Oct '20

15 Oct '20

Allow job can use the debug rootfs dir by specifying 'os_version' as '{os_version}-debug'. Signed-off-by: Yu Chuan <13186087857(a)163.com> --- tests/iso2rootfs | 20 +++++++++++++------- 1 file changed, 13 insertions(+), 7 deletions(-) diff --git a/tests/iso2rootfs b/tests/iso2rootfs index 5184041abf2b..7ab4a08b0d60 100755 --- a/tests/iso2rootfs +++ b/tests/iso2rootfs @@ -72,13 +72,14 @@ get_daily_iso_checksum() mount_rootfs() { + DEBUG_ROOTFS_DIR="debug-versions/dailybuild" case ${rootfs_protocol} in "nfs") - ROOTFS_SERVER_PATH="${rootfs_server}:${rootfs_path}/${iso_os}/${iso_arch}/debug-versions/dailybuild" + ROOTFS_SERVER_PATH="${rootfs_server}:${rootfs_path}/${iso_os}/${iso_arch}" install_pkgs "nfs-utils" ;; "cifs") - ROOTFS_SERVER_PATH="//${rootfs_server}/${rootfs_path}/${iso_os}/${iso_arch}/debug-versions/dailybuild" + ROOTFS_SERVER_PATH="//${rootfs_server}/${rootfs_path}/${iso_os}/${iso_arch}" ROOTFS_MOUNT_PARAM="guest,vers=1.0,noacl,nouser_xattr" install_pkgs "cifs-utils" ;; @@ -102,7 +103,7 @@ get_cache_iso_checksum() { mount_rootfs - CHECKSUM_FILE_CACHE="${ROOTFS_LOCAL_PATH}/${iso_version}-newest.sha256sum" + CHECKSUM_FILE_CACHE="${ROOTFS_LOCAL_PATH}/${DEBUG_ROOTFS_DIR}/${iso_version}-newest.sha256sum" [ ! -f "${CHECKSUM_FILE_CACHE}" ] || SHA256SUM_CACHE=$(awk '{print $1}' "$CHECKSUM_FILE_CACHE") } @@ -254,7 +255,7 @@ download_compass_ci() config_rootfs_dir() { - ROOTFS_DES_DIR=${ROOTFS_LOCAL_PATH}/${iso_version}-$(date "+%Y%m%d%H%M%S") + ROOTFS_DES_DIR=${ROOTFS_LOCAL_PATH}/${DEBUG_ROOTFS_DIR}/${iso_version}-$(date "+%Y%m%d%H%M%S") [ -d "${ROOTFS_DES_DIR}" ] && ROOTFS_DES_DIR="${ROOTFS_DES_DIR}-${HOSTNAME##*--}" mkdir -p "$ROOTFS_DES_DIR" @@ -309,10 +310,10 @@ test_rootfs() local root_path case ${rootfs_protocol} in "nfs") - root_path="${ROOTFS_SERVER_PATH}/$(basename "${ROOTFS_DES_DIR}")" + root_path="${ROOTFS_SERVER_PATH}/${DEBUG_ROOTFS_DIR}/$(basename "${ROOTFS_DES_DIR}")" ;; "cifs") - root_path="cifs:${ROOTFS_SERVER_PATH}/$(basename "${ROOTFS_DES_DIR}"),${ROOTFS_MOUNT_PARAM}" + root_path="cifs:${ROOTFS_SERVER_PATH}/${DEBUG_ROOTFS_DIR}/$(basename "${ROOTFS_DES_DIR}"),${ROOTFS_MOUNT_PARAM}" ;; *) die "rootfs_protocol is none, exit !!!" @@ -362,7 +363,12 @@ post_works() mv "${CHECKSUM_FILE_CACHE}.tmp" "${CHECKSUM_FILE_CACHE}" - umount "${ROOTFS_LOCAL_PATH}" + cd "${ROOTFS_LOCAL_PATH}" && + rm -f "${iso_version}-debug" && + ln -s "${DEBUG_ROOTFS_DIR}/$(basename ${ROOTFS_DES_DIR})" \ + "${iso_version}-debug" + + cd / && umount "${ROOTFS_LOCAL_PATH}" log_info "iso2rootfs finished" } -- 2.23.0

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[PATCH compass-ci] fix: sched: find job from 2 types of tbox_group queues
by Ren Wen 15 Oct '20

15 Oct '20

Job is saved into tbox_group queues when submitting, so find job from tbox_group queues. When hostname is 'taishan200-2280-2s48p-256g--a11-12', first find job from 'taishan200-2280-2s48p-256g--a11', then find from 'taishan200-2280-2s48p-256g--a11-12'. Signed-off-by: Ren Wen <15991987063(a)163.com> --- src/lib/sched.cr | 13 +++++++++---- 1 file changed, 9 insertions(+), 4 deletions(-) diff --git a/src/lib/sched.cr b/src/lib/sched.cr index 2fbf05d..2fab207 100644 --- a/src/lib/sched.cr +++ b/src/lib/sched.cr @@ -417,10 +417,15 @@ class Sched end private def find_job(testbox : String, count = 1) - tbox = JobHelper.match_tbox_group(testbox) - tbox_group = tbox.partition("--")[0] - - boxes = [testbox, tbox, tbox_group] + # For example: + # testbox : taishan200-2280-2s48p-256g--a11-12 + # tbox : taishan200-2280-2s48p-256g--a11 + # tbox_group : taishan200-2280-2s48p-256g + sep = "--" + tbox = testbox.sub(/(-\d+)+$/, "") + tbox_group = tbox.rchop("#{sep}#{tbox.split(sep)[-1]}") + + boxes = [tbox, tbox_group] boxes.each do |box| count.times do job = prepare_job("sched/#{box}", testbox) -- 2.23.0

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[PATCH v2 compass-ci] fix: sched: fix variable name not find
by Ren Wen 15 Oct '20

15 Oct '20

Forget to modify variable name when exchanging 2 variable names. So fix it. Signed-off-by: Ren Wen <15991987063(a)163.com> --- src/lib/sched.cr | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/src/lib/sched.cr b/src/lib/sched.cr index 223a30c..a4ddcec 100644 --- a/src/lib/sched.cr +++ b/src/lib/sched.cr @@ -418,7 +418,7 @@ class Sched private def find_job(testbox : String, count = 1) tbox_group = JobHelper.match_tbox_group(testbox) - tbox = tbox.partition("--")[0] + tbox = tbox_group.partition("--")[0] boxes = [testbox, tbox_group, tbox] boxes.each do |box| -- 2.23.0

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[PATCH v3 compass-ci] fix: sched: find and submit idle job using tbox_group
by Ren Wen 15 Oct '20

15 Oct '20

Using tbox_group to find and submit idle jobs. Example: Here is a hostname: taishan200-2280-2s48p-256g--a11-<sn> Before: using taishan200-2280-2s48p-256g Now: using taishan200-2280-2s48p-256g--a11 Signed-off-by: Ren Wen <15991987063(a)163.com> --- src/lib/sched.cr | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/src/lib/sched.cr b/src/lib/sched.cr index 2fbf05d..223a30c 100644 --- a/src/lib/sched.cr +++ b/src/lib/sched.cr @@ -417,10 +417,10 @@ class Sched end private def find_job(testbox : String, count = 1) - tbox = JobHelper.match_tbox_group(testbox) - tbox_group = tbox.partition("--")[0] + tbox_group = JobHelper.match_tbox_group(testbox) + tbox = tbox.partition("--")[0] - boxes = [testbox, tbox, tbox_group] + boxes = [testbox, tbox_group, tbox] boxes.each do |box| count.times do job = prepare_job("sched/#{box}", testbox) -- 2.23.0

1 1

[PATCH v7 compass-ci] sparrow: process will exit if firewalld.service was not installed
by Hu Xuejiao 15 Oct '20

15 Oct '20

When firewalld is inactive, return code of 'systemctl status firewalld' will be 3, and install-tiny has set -e, so this will cause this process exit. Signed-off-by: Hu XueJiao <huxuejiao1(a)huawei.com> --- sparrow/2-network/iptables | 19 ++++++++++--------- 1 file changed, 10 insertions(+), 9 deletions(-) diff --git a/sparrow/2-network/iptables b/sparrow/2-network/iptables index 092c4ca..e5955d0 100755 --- a/sparrow/2-network/iptables +++ b/sparrow/2-network/iptables @@ -12,15 +12,16 @@ iptables -I FORWARD 1 -j ACCEPT iptables -t nat -A POSTROUTING -o "$PUB_IFACE" -s $BR0_SUBNET -j MASQUERADE iptables -t nat -A POSTROUTING -o $BR0_IFACE -d $BR0_SUBNET -j MASQUERADE -systemctl status firewalld | grep -q "running" && { +command -v firewall-cmd > /dev/null || { + exit 0 +} - DOCKER0_IFACE=docker0 - DOCKER0_SUBNET=172.17.0.0/16 +[ "$(systemctl is-active firewalld)" == "active" ] || { + exit 0 +} - iptables -t nat -A POSTROUTING -o $PUB_IFACE -s $DOCKER0_SUBNET -j MASQUERADE - iptables -t nat -A POSTROUTING -o $DOCKER0_IFACE -d $DOCKER0_SUBNET -j MASQUERADE +DOCKER0_SUBNET=172.17.0.0/16 - firewall-cmd --zone=public --add-rich-rule="rule family=ipv4 source address=$DOCKER0_SUBNET accept" - firewall-cmd --zone=public --add-rich-rule="rule family=ipv4 source address=$BR0_SUBNET accept" - firewall-cmd --zone=public --add-rich-rule="rule family=ipv4 source address=0.0.0.0/32 accept" -} +firewall-cmd --zone=public --add-rich-rule="rule family=ipv4 source address=$DOCKER0_SUBNET accept" +firewall-cmd --zone=public --add-rich-rule="rule family=ipv4 source address=$BR0_SUBNET accept" +firewall-cmd --zone=public --add-rich-rule="rule family=ipv4 source address=0.0.0.0/32 accept" -- 2.23.0

1 0

[PATCH v2 compass-ci] sched: refactor get_boot_ipxe to job class
by Cao Xueliang 15 Oct '20

15 Oct '20

The function get_boot_ipxe use initrds_path, kernel, kernel_params from job class as response. Signed-off-by: Cao Xueliang <caoxl78320(a)163.com> --- src/lib/job.cr | 120 +++++++++++++++++++++++++++++++++---- src/lib/sched.cr | 65 ++------------------ src/scheduler/constants.cr | 4 ++ 3 files changed, 116 insertions(+), 73 deletions(-) diff --git a/src/lib/job.cr b/src/lib/job.cr index 53a560c..b301c47 100644 --- a/src/lib/job.cr +++ b/src/lib/job.cr @@ -72,11 +72,15 @@ class Job lab initrd_pkg initrd_deps + initrds + initrds_path result_root access_key access_key_file lkp_initrd_user + kernel kernel_append_root + kernel_params docker_image ) @@ -123,8 +127,12 @@ class Job set_result_root() set_result_service() set_os_mount() - set_kernel_append_root() set_pp_initrd() + set_initrds() + set_initrds_path() + set_kernel() + set_kernel_append_root() + set_kernel_params() set_lkp_server() end @@ -228,27 +236,114 @@ class Job end end - private def set_kernel_append_root - os_real_path = JobHelper.service_path("#{SRV_OS}/#{os_dir}") - lkp_real_path = JobHelper.service_path("#{SRV_OS}/#{os_dir}/initrd.lkp") - lkp_basename = File.basename(lkp_real_path) + private def vmlinuz + if os_mount == "initramfs" + return "#{INITRD_HTTP_PREFIX}" + + "#{JobHelper.service_path("#{SRV_INITRD}/osimage/#{os_dir}/vmlinuz")}" + else + return "#{OS_HTTP_PREFIX}" + + "#{JobHelper.service_path("#{SRV_OS}/#{os_dir}/vmlinuz")}" + end + end + + private def set_kernel + self["kernel"] = "kernel #{vmlinuz()}" + end + + private def kernel_common_params + return "user=lkp job=/lkp/scheduled/job.yaml RESULT_ROOT=/result/job rootovl ip=dhcp ro" + end + + private def common_initrds + temp_initrds = [] of String + temp_initrds << "#{INITRD_HTTP_PREFIX}" + + "#{JobHelper.service_path("#{SRV_INITRD}/lkp/#{lkp_initrd_user}/lkp-#{os_arch}.cgz")}" + temp_initrds << "#{SCHED_HTTP_PREFIX}/job_initrd_tmpfs/#{id}/job.cgz" + + return temp_initrds + end + + private def initramfs_initrds + temp_initrds = [] of String + + temp_initrds << "#{INITRD_HTTP_PREFIX}" + + "#{JobHelper.service_path("#{SRV_INITRD}/osimage/#{os_dir}/current")}" + temp_initrds << "#{INITRD_HTTP_PREFIX}" + + "#{JobHelper.service_path("#{SRV_INITRD}/osimage/#{os_dir}/run-ipconfig.cgz")}" + + temp_initrds.concat(initrd_deps.split(/ /)) unless initrd_deps.empty? + temp_initrds.concat(initrd_pkg.split(/ /)) unless initrd_pkg.empty? + + return temp_initrds + end + + private def nfs_cifs_initrds + temp_initrds = [] of String + temp_initrds << "#{OS_HTTP_PREFIX}" + + "#{JobHelper.service_path("#{SRV_OS}/#{os_dir}/initrd.lkp")}" + + return temp_initrds + end + + private def set_initrds + temp_initrds = [] of String - current_basename = "" if "#{os_mount}" == "initramfs" - current_real_path = JobHelper.service_path("#{SRV_INITRD}/osimage/#{os_dir}/current") - current_basename = File.basename(current_real_path) + temp_initrds.concat(initramfs_initrds()) + else + temp_initrds.concat(nfs_cifs_initrds()) end + temp_initrds.concat(common_initrds()) + + self["initrds"] = temp_initrds.join(" ") + end + + private def initrds_basename + basenames = "" + + initrds.split(/ /).each do |initrd| + basenames += "initrd=#{File.basename(initrd)} " + end + + return basenames + end + + private def set_initrds_path + paths = "" + + initrds.split(/ /).each do |initrd| + paths += "initrd #{initrd}\n" + end + + self["initrds_path"] = paths + end + + private def set_kernel_append_root + os_real_path = JobHelper.service_path("#{SRV_OS}/#{os_dir}") + fs2root = { - "nfs" => "root=#{OS_HTTP_HOST}:#{os_real_path} initrd=#{lkp_basename}", + "nfs" => "root=#{OS_HTTP_HOST}:#{os_real_path} #{initrds_basename()}", "cifs" => "root=cifs://#{OS_HTTP_HOST}#{os_real_path}" + - ",guest,ro,hard,vers=1.0,noacl,nouser_xattr initrd=#{lkp_basename}", - "initramfs" => "rdinit=/sbin/init prompt_ramdisk=0 initrd=#{current_basename}", - "container" => "" + ",guest,ro,hard,vers=1.0,noacl,nouser_xattr #{initrds_basename()}", + "initramfs" => "rdinit=/sbin/init prompt_ramdisk=0 #{initrds_basename()}", + "container" => "", } self["kernel_append_root"] = fs2root[os_mount] end + private def kernel_console + if os_arch == "x86_64" + return "console=ttyS0,115200 console=tty0" + else + return "" + end + end + + private def set_kernel_params + self["kernel_params"] = " #{kernel_common_params()} #{kernel_append_root} #{kernel_console()}" + end + private def set_pp_initrd initrd_deps_arr = Array(String).new initrd_pkg_arr = Array(String).new @@ -270,6 +365,7 @@ class Job end end end + self["initrd_deps"] = initrd_deps_arr.join(" ") self["initrd_pkg"] = initrd_pkg_arr.join(" ") end diff --git a/src/lib/sched.cr b/src/lib/sched.cr index 47a2e54..04c6317 100644 --- a/src/lib/sched.cr +++ b/src/lib/sched.cr @@ -480,69 +480,12 @@ class Sched extra_job_fields) if Dir.glob(full_path_patterns).size > 0 end - private def add_kernel_console_param(arch_tmp) - returned = "" - if arch_tmp == "x86_64" - returned = " console=ttyS0,115200 console=tty0" - end - return returned - end - - private def get_pp_initrd(job : Job) - initrd_deps = "" - initrd_pkg = "" - if job.os_mount == "initramfs" - initrd_deps += job.initrd_deps.split.join() { |item| "initrd #{item}\n" } - initrd_pkg += job.initrd_pkg.split.join() { |item| "initrd #{item}\n" } - end - return initrd_deps, initrd_pkg - end - private def get_boot_ipxe(job : Job) - initrd_lkp_cgz = "lkp-#{job.os_arch}.cgz" - - initrd_deps, initrd_pkg = get_pp_initrd(job) - - initrd_http_prefix = "http://#{INITRD_HTTP_HOST}:#{INITRD_HTTP_PORT}" - sched_http_prefix = "http://#{SCHED_HOST}:#{SCHED_PORT}" - os_http_prefix = "http://#{OS_HTTP_HOST}:#{OS_HTTP_PORT}" - response = "#!ipxe\n\n" - if job.os_mount == "initramfs" - response += "initrd #{initrd_http_prefix}" + - "#{JobHelper.service_path("#{SRV_INITRD}/osimage/#{job.os_dir}/current")}\n" - response += "initrd #{initrd_http_prefix}" + - "#{JobHelper.service_path("#{SRV_INITRD}/osimage/#{job.os_dir}/run-ipconfig.cgz")}\n" - else - response += "initrd #{os_http_prefix}" + - "#{JobHelper.service_path("#{SRV_OS}/#{job.os_dir}/initrd.lkp")}\n" - end - response += "initrd #{initrd_http_prefix}" + - "#{JobHelper.service_path("#{SRV_INITRD}/lkp/#{job.lkp_initrd_user}/#{initrd_lkp_cgz}")}\n" - response += "initrd #{sched_http_prefix}/job_initrd_tmpfs/#{job.id}/job.cgz\n" - response += initrd_deps - response += initrd_pkg - if job.os_mount == "initramfs" - response += "kernel #{initrd_http_prefix}" + - "#{JobHelper.service_path("#{SRV_INITRD}/osimage/#{job.os_dir}/vmlinuz")}" - else - response += "kernel #{os_http_prefix}" + - "#{JobHelper.service_path("#{SRV_OS}/#{job.os_dir}/vmlinuz")}" - end - response += " user=lkp" - response += " job=/lkp/scheduled/job.yaml RESULT_ROOT=/result/job rootovl ip=dhcp ro" - response += " #{job.kernel_append_root}" - response += add_kernel_console_param(job.os_arch) - if job.os_mount == "initramfs" - response += " initrd=#{initrd_lkp_cgz} initrd=job.cgz" - job.initrd_deps.split.each do |initrd_dep| - response += " initrd=#{File.basename(initrd_dep)}" - end - response += " initrd=#{File.basename(JobHelper.service_path("#{SRV_INITRD}/osimage/#{job.os_dir}/run-ipconfig.cgz"))}\n" - else - response += " initrd=#{initrd_lkp_cgz} initrd=job.cgz\n" - end - response += "boot\n" + response += job.initrds_path + response += job.kernel + response += job.kernel_params + response += "\nboot\n" puts %({"job_id": "#{job.id}", "job_state": "boot"}) return response diff --git a/src/scheduler/constants.cr b/src/scheduler/constants.cr index 7ce49a1..839c241 100644 --- a/src/scheduler/constants.cr +++ b/src/scheduler/constants.cr @@ -24,4 +24,8 @@ OS_HTTP_PORT = (ENV.has_key?("OS_HTTP_PORT") ? ENV["OS_HTTP_PORT"] : 8000).to_i3 SRV_OS = "/srv/os" SRV_INITRD = "/srv/initrd" +INITRD_HTTP_PREFIX = "http://#{INITRD_HTTP_HOST}:#{INITRD_HTTP_PORT}" +OS_HTTP_PREFIX = "http://#{OS_HTTP_HOST}:#{OS_HTTP_PORT}" +SCHED_HTTP_PREFIX = "http://#{SCHED_HOST}:#{SCHED_PORT}" + DEMO_JOB = %({"suite":"pixz","testcase":"pixz","category":"benchmark","nr_threads":1,"pixz":null,"job_origin":"jobs/pixz.yaml","testbox":"wfg-e595","arch":"x86_64","tbox_group":"wfg-e595","id":"100","kmsg":null,"boot-time":null,"uptime":null,"iostat":null,"heartbeat":null,"vmstat":null,"numa-numastat":null,"numa-vmstat":null,"numa-meminfo":null,"proc-vmstat":null,"proc-stat":null,"meminfo":null,"slabinfo":null,"interrupts":null,"kconfig":"x86_64-rhel-7.6","compiler":"gcc-7"}) -- 2.23.0

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