---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-6663 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 11G 68G 14% / 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 1322 10513 0 4204 14387 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:71:86:c3 brd ff:ff:ff:ff:ff:ff inet 10.30.106.106/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85617sec preferred_lft 85617sec inet6 fe80::f816:3eff:fe71:86c3/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-6663) 10/03/26 _x86_64_ (4 CPU) 01:11:35 LINUX RESTART (4 CPU) 01:12:01 tps rtps wtps bread/s bwrtn/s 01:13:02 164.34 32.24 132.09 1719.58 43931.34 01:14:01 158.51 11.89 146.61 809.35 66554.93 01:15:01 21.91 2.87 19.04 108.63 17607.86 01:16:01 2.52 0.00 2.52 0.00 131.44 01:17:01 2.03 0.03 2.00 0.27 71.32 01:18:01 2.17 0.03 2.13 0.53 94.37 01:19:01 2.38 0.00 2.38 0.00 50.92 01:20:01 2.58 0.00 2.58 0.00 54.66 01:21:01 1.35 0.00 1.35 0.00 33.33 01:22:01 1.98 0.00 1.98 0.00 36.53 01:23:01 7.85 1.23 6.61 28.66 629.52 01:24:01 31.24 4.50 26.75 117.45 24605.23 Average: 33.06 4.39 28.68 231.24 12742.53 01:12:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:13:02 13230948 15430740 3194012 19.45 70616 2315068 894640 5.12 808952 2138920 248044 01:14:01 10507224 13868852 5917736 36.03 81780 3436292 3001840 17.18 2466392 3153964 61504 01:15:01 7991600 11359440 8433360 51.34 81948 3441956 5089324 29.13 4996236 3133448 936 01:16:01 7892960 11263848 8532000 51.95 82008 3444780 5105448 29.22 5091216 3136256 868 01:17:01 7858740 11230560 8566220 52.15 82076 3445560 5124416 29.33 5123656 3137044 12 01:18:01 7802280 11176404 8622680 52.50 82148 3447712 5140564 29.42 5178488 3139104 248 01:19:01 7764036 11139208 8660924 52.73 82232 3448604 5156708 29.51 5215840 3139908 520 01:20:01 7745624 11121092 8679336 52.84 82280 3448836 5156708 29.51 5233864 3140144 208 01:21:01 7698520 11074888 8726440 53.13 82332 3449564 5156708 29.51 5280496 3140816 412 01:22:01 7685884 11062380 8739076 53.21 82388 3449640 5156708 29.51 5292976 3140888 296 01:23:01 10653748 14049952 5771212 35.14 82760 3468684 2179872 12.48 2319188 3154152 2784 01:24:01 10777840 14747908 5647120 34.38 84412 4024740 1489552 8.52 2089928 3246680 11608 Average: 8967450 12293773 7457510 45.40 81415 3401786 4054374 23.20 4091436 3066777 27287 01:12:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:13:02 ens3 381.09 203.05 7813.63 28.57 0.00 0.00 0.00 0.00 01:13:02 lo 1.33 1.33 0.16 0.16 0.00 0.00 0.00 0.00 01:14:01 ens3 932.38 570.26 17133.41 66.42 0.00 0.00 0.00 0.00 01:14:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 01:15:01 ens3 166.03 85.84 46.13 47.43 0.00 0.00 0.00 0.00 01:15:01 lo 0.57 0.57 0.50 0.50 0.00 0.00 0.00 0.00 01:16:01 ens3 433.63 172.55 154.04 122.22 0.00 0.00 0.00 0.00 01:16:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 01:17:01 ens3 54.59 59.46 17.47 21.32 0.00 0.00 0.00 0.00 01:17:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:18:01 ens3 74.26 58.81 34.04 30.96 0.00 0.00 0.00 0.00 01:18:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 01:19:01 ens3 64.91 55.71 20.77 20.71 0.00 0.00 0.00 0.00 01:19:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:20:01 ens3 32.51 23.98 15.42 12.99 0.00 0.00 0.00 0.00 01:20:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 01:21:01 ens3 69.36 55.49 29.47 27.34 0.00 0.00 0.00 0.00 01:21:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:22:01 ens3 9.70 7.90 3.59 3.28 0.00 0.00 0.00 0.00 01:22:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 01:23:01 ens3 1432.36 1028.71 494.43 470.10 0.00 0.00 0.00 0.00 01:23:01 lo 0.98 0.98 0.08 0.08 0.00 0.00 0.00 0.00 01:24:01 ens3 285.77 195.25 602.13 301.11 0.00 0.00 0.00 0.00 01:24:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 Average: ens3 327.22 209.26 2176.40 96.08 0.00 0.00 0.00 0.00 Average: lo 0.35 0.35 0.07 0.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-6663) 10/03/26 _x86_64_ (4 CPU) 01:11:35 LINUX RESTART (4 CPU) 01:12:01 CPU %user %nice %system %iowait %steal %idle 01:13:02 all 21.59 0.00 1.60 2.75 0.00 74.06 01:13:02 0 12.78 0.00 1.04 6.10 0.00 80.08 01:13:02 1 30.73 0.00 1.85 1.30 0.00 66.12 01:13:02 2 15.12 0.00 1.13 1.95 0.00 81.80 01:13:02 3 27.67 0.00 2.39 1.62 0.00 68.32 01:14:01 all 44.05 0.00 2.00 0.96 0.01 52.98 01:14:01 0 40.80 0.00 1.42 0.29 0.02 57.48 01:14:01 1 63.32 0.00 2.58 0.97 0.02 33.12 01:14:01 2 34.29 0.00 2.30 1.20 0.02 62.20 01:14:01 3 37.82 0.00 1.65 1.39 0.02 59.12 01:15:01 all 48.65 0.00 1.18 0.18 0.02 49.97 01:15:01 0 45.52 0.00 0.82 0.00 0.03 53.63 01:15:01 1 49.92 0.00 1.00 0.55 0.00 48.53 01:15:01 2 42.16 0.00 1.29 0.02 0.02 56.52 01:15:01 3 57.01 0.00 1.64 0.12 0.00 41.24 01:16:01 all 3.21 0.00 0.46 0.03 0.00 96.31 01:16:01 0 2.97 0.00 0.55 0.00 0.00 96.48 01:16:01 1 3.40 0.00 0.30 0.05 0.02 96.23 01:16:01 2 3.69 0.00 0.23 0.00 0.00 96.08 01:16:01 3 2.75 0.00 0.73 0.05 0.02 96.44 01:17:01 all 1.11 0.00 0.17 0.02 0.00 98.69 01:17:01 0 0.75 0.00 0.03 0.00 0.00 99.22 01:17:01 1 0.88 0.00 0.25 0.08 0.00 98.78 01:17:01 2 1.95 0.00 0.26 0.00 0.00 97.79 01:17:01 3 0.87 0.00 0.15 0.00 0.00 98.98 01:18:01 all 1.46 0.00 0.19 0.01 0.00 98.34 01:18:01 0 1.62 0.00 0.25 0.02 0.00 98.12 01:18:01 1 1.08 0.00 0.28 0.03 0.00 98.60 01:18:01 2 1.79 0.00 0.08 0.00 0.00 98.13 01:18:01 3 1.35 0.00 0.18 0.00 0.00 98.47 01:19:01 all 2.45 0.00 0.23 0.01 0.00 97.30 01:19:01 0 1.67 0.00 0.22 0.00 0.00 98.11 01:19:01 1 2.70 0.00 0.27 0.05 0.00 96.99 01:19:01 2 1.77 0.00 0.22 0.00 0.00 98.01 01:19:01 3 3.67 0.00 0.22 0.02 0.00 96.10 01:20:01 all 0.68 0.00 0.10 0.02 0.00 99.20 01:20:01 0 0.53 0.00 0.08 0.00 0.00 99.38 01:20:01 1 0.90 0.00 0.07 0.02 0.00 99.01 01:20:01 2 0.95 0.00 0.05 0.00 0.00 99.00 01:20:01 3 0.33 0.00 0.18 0.03 0.02 99.43 01:21:01 all 1.01 0.00 0.16 0.01 0.00 98.81 01:21:01 0 1.02 0.00 0.18 0.02 0.00 98.78 01:21:01 1 1.10 0.00 0.18 0.03 0.00 98.68 01:21:01 2 1.30 0.00 0.10 0.00 0.00 98.60 01:21:01 3 0.64 0.00 0.18 0.00 0.00 99.18 01:22:01 all 0.46 0.00 0.04 0.01 0.00 99.49 01:22:01 0 0.42 0.00 0.05 0.00 0.00 99.53 01:22:01 1 0.27 0.00 0.05 0.02 0.00 99.67 01:22:01 2 0.93 0.00 0.03 0.00 0.00 99.03 01:22:01 3 0.23 0.00 0.03 0.02 0.00 99.72 01:23:01 all 45.51 0.00 4.20 0.02 0.01 50.26 01:23:01 0 36.64 0.00 3.17 0.00 0.00 60.19 01:23:01 1 58.59 0.00 5.31 0.02 0.00 36.08 01:23:01 2 41.53 0.00 4.69 0.00 0.02 53.76 01:23:01 3 45.31 0.00 3.62 0.07 0.02 50.98 01:23:01 CPU %user %nice %system %iowait %steal %idle 01:24:01 all 32.40 0.00 2.04 0.27 0.01 65.28 01:24:01 0 28.13 0.00 1.97 0.05 0.02 69.83 01:24:01 1 35.08 0.00 1.84 0.13 0.02 62.93 01:24:01 2 26.28 0.00 1.94 0.00 0.02 71.77 01:24:01 3 40.09 0.00 2.44 0.87 0.00 56.61 Average: all 16.83 0.00 1.03 0.35 0.01 81.78 Average: 0 14.35 0.00 0.81 0.54 0.01 84.29 Average: 1 20.58 0.00 1.16 0.27 0.00 77.99 Average: 2 14.27 0.00 1.02 0.26 0.01 84.44 Average: 3 18.12 0.00 1.12 0.35 0.01 80.41