---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-438 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 UTC 2022 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian CPU(s): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 NUMA node(s): 1 Vendor ID: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2800.000 BogoMIPS: 5600.00 Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 32K L1i cache: 32K L2 cache: 512K L3 cache: 16384K NUMA node0 CPU(s): 0-3 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl xtopology cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 xsaves clzero xsaveerptr arat npt lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif umip rdpid arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 7.9G 0 7.9G 0% /dev tmpfs 1.6G 672K 1.6G 1% /run /dev/vda1 78G 9.9G 68G 13% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 995 11198 0 3845 14713 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:27:1c:98 brd ff:ff:ff:ff:ff:ff inet 10.30.107.76/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85871sec preferred_lft 85871sec inet6 fe80::f816:3eff:fe27:1c98/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-438) 10/10/26 _x86_64_ (4 CPU) 05:39:45 LINUX RESTART (4 CPU) 05:40:01 tps rtps wtps bread/s bwrtn/s 05:41:01 143.13 18.91 124.21 697.35 55072.42 05:42:01 153.34 29.76 123.58 1708.52 53116.48 05:43:01 3.92 0.00 3.92 0.00 210.36 05:44:01 1.58 0.00 1.58 0.00 18.13 05:45:01 1.33 0.00 1.33 0.00 19.46 05:46:01 0.98 0.02 0.97 0.13 12.26 05:47:01 26.28 11.33 14.95 769.74 1396.57 05:48:01 36.29 2.85 33.44 77.97 23411.53 Average: 45.86 7.86 38.00 406.70 16656.95 05:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:41:01 13811832 15528472 2613136 15.91 68080 1842480 813224 4.65 696564 1688872 292272 05:42:01 12213180 15277648 4211788 25.64 75600 3159788 1023664 5.86 1009304 2928732 4396 05:43:01 12213640 15278004 4211328 25.64 75680 3159792 1023664 5.86 1009408 2928736 16 05:44:01 12198944 15263404 4226024 25.73 75712 3159824 1023664 5.86 1024384 2928748 40 05:45:01 12199208 15263688 4225760 25.73 75764 3159824 1023664 5.86 1024320 2928756 36 05:46:01 12199116 15263680 4225852 25.73 75796 3159840 1023664 5.86 1024564 2928760 176 05:47:01 10601748 13737400 5823220 35.45 78140 3225196 2484724 14.22 2602980 2937432 8564 05:48:01 11466908 15054344 4958060 30.19 79784 3662264 1196876 6.85 1602864 3065096 10428 Average: 12113072 15083330 4311896 26.25 75570 3066126 1201643 6.88 1249298 2791892 39491 05:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:41:01 lo 1.13 1.13 0.14 0.14 0.00 0.00 0.00 0.00 05:41:01 ens3 90.58 57.19 1351.19 9.58 0.00 0.00 0.00 0.00 05:42:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 05:42:01 ens3 1012.53 753.02 20662.52 84.84 0.00 0.00 0.00 0.00 05:43:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:43:01 ens3 6.05 2.78 5.91 0.42 0.00 0.00 0.00 0.00 05:44:01 lo 0.33 0.33 0.02 0.02 0.00 0.00 0.00 0.00 05:44:01 ens3 1.85 1.22 0.51 0.55 0.00 0.00 0.00 0.00 05:45:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:45:01 ens3 0.33 0.28 0.13 0.24 0.00 0.00 0.00 0.00 05:46:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 05:46:01 ens3 0.20 0.18 0.06 0.05 0.00 0.00 0.00 0.00 05:47:01 lo 4.23 4.23 0.64 0.64 0.00 0.00 0.00 0.00 05:47:01 ens3 1770.17 1327.30 844.00 462.57 0.00 0.00 0.00 0.00 05:48:01 lo 0.92 0.92 0.06 0.06 0.00 0.00 0.00 0.00 05:48:01 ens3 433.47 325.17 787.58 267.62 0.00 0.00 0.00 0.00 Average: lo 0.94 0.94 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 414.39 308.39 2956.38 103.23 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-438) 10/10/26 _x86_64_ (4 CPU) 05:39:45 LINUX RESTART (4 CPU) 05:40:01 CPU %user %nice %system %iowait %steal %idle 05:41:01 all 17.85 0.00 1.38 5.73 0.01 75.03 05:41:01 0 37.87 0.00 2.49 2.10 0.03 57.50 05:41:01 1 18.14 0.00 1.47 4.54 0.00 75.85 05:41:01 2 7.88 0.00 0.82 6.98 0.00 84.32 05:41:01 3 7.46 0.00 0.77 9.30 0.00 82.48 05:42:01 all 14.50 0.00 1.90 0.95 0.00 82.64 05:42:01 0 16.02 0.00 1.22 0.59 0.02 82.16 05:42:01 1 14.47 0.00 3.60 0.99 0.02 80.93 05:42:01 2 12.15 0.00 1.32 1.27 0.00 85.25 05:42:01 3 15.37 0.00 1.44 0.93 0.00 82.26 05:43:01 all 0.10 0.00 0.03 0.04 0.00 99.83 05:43:01 0 0.03 0.00 0.02 0.02 0.00 99.93 05:43:01 1 0.05 0.00 0.02 0.00 0.00 99.93 05:43:01 2 0.30 0.00 0.03 0.12 0.00 99.55 05:43:01 3 0.05 0.00 0.02 0.02 0.02 99.90 05:44:01 all 0.65 0.00 0.03 0.01 0.00 99.31 05:44:01 0 1.96 0.00 0.07 0.03 0.00 97.94 05:44:01 1 0.07 0.00 0.03 0.02 0.00 99.88 05:44:01 2 0.47 0.00 0.00 0.00 0.00 99.53 05:44:01 3 0.08 0.00 0.03 0.00 0.00 99.88 05:45:01 all 0.51 0.00 0.01 0.02 0.00 99.46 05:45:01 0 1.99 0.00 0.02 0.03 0.00 97.96 05:45:01 1 0.00 0.00 0.00 0.02 0.00 99.98 05:45:01 2 0.00 0.00 0.00 0.00 0.00 100.00 05:45:01 3 0.03 0.00 0.02 0.00 0.00 99.95 05:46:01 all 0.03 0.00 0.02 0.01 0.00 99.95 05:46:01 0 0.02 0.00 0.02 0.00 0.00 99.97 05:46:01 1 0.02 0.00 0.02 0.03 0.00 99.93 05:46:01 2 0.02 0.00 0.02 0.00 0.00 99.97 05:46:01 3 0.03 0.00 0.03 0.00 0.00 99.93 05:47:01 all 44.72 0.00 9.34 0.13 0.02 45.80 05:47:01 0 37.01 0.00 2.57 0.15 0.02 60.25 05:47:01 1 43.93 0.00 13.38 0.03 0.02 42.64 05:47:01 2 48.75 0.00 14.06 0.27 0.02 36.90 05:47:01 3 49.22 0.00 7.38 0.05 0.00 43.34 05:48:01 all 35.23 0.00 1.94 0.26 0.01 62.56 05:48:01 0 35.85 0.00 1.97 0.02 0.03 62.14 05:48:01 1 39.80 0.00 2.33 0.32 0.00 57.55 05:48:01 2 28.19 0.00 1.23 0.72 0.02 69.84 05:48:01 3 37.09 0.00 2.20 0.02 0.02 60.67 Average: all 14.17 0.00 1.83 0.89 0.01 83.11 Average: 0 16.30 0.00 1.04 0.37 0.01 82.27 Average: 1 14.54 0.00 2.60 0.74 0.00 82.11 Average: 2 12.21 0.00 2.18 1.17 0.00 84.44 Average: 3 13.62 0.00 1.48 1.29 0.00 83.61