---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5435 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 nrip_save 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 9.3G 69G 12% / 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 561 12096 0 3381 15148 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:8c:91:5e brd ff:ff:ff:ff:ff:ff inet 10.30.106.53/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86006sec preferred_lft 86006sec inet6 fe80::f816:3eff:fe8c:915e/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-5435) 12/16/23 _x86_64_ (4 CPU) 03:15:21 LINUX RESTART (4 CPU) 03:16:00 tps rtps wtps bread/s bwrtn/s 03:17:01 123.57 23.31 100.26 1176.33 19431.96 03:18:01 567.31 1.12 566.19 20.80 36138.38 03:19:01 381.89 10.68 371.20 1017.83 29576.00 03:20:01 18.93 0.73 18.20 22.26 9700.92 03:21:01 24.59 8.30 16.29 1051.25 10457.18 Average: 222.92 8.88 214.04 659.43 21055.13 03:16:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:17:01 13631392 15371616 2793576 17.01 71628 1861536 1103468 6.32 880588 1681212 157652 03:18:01 11944968 14847020 4480000 27.28 166108 2775604 1547496 8.86 1474676 2586840 533576 03:19:01 11642908 14592384 4782060 29.11 166768 2820920 1969628 11.27 1793108 2565868 3740 03:20:01 11297260 14265764 5127708 31.22 166896 2836380 2124808 12.16 2130220 2564892 68 03:21:01 12394424 15497096 4030544 24.54 167700 2966024 808432 4.63 927056 2682552 77660 Average: 12182190 14914776 4242778 25.83 147820 2652093 1510766 8.65 1441130 2416273 154539 03:16:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:17:01 ens3 138.04 101.36 1445.07 34.04 0.00 0.00 0.00 0.00 03:17:01 lo 0.79 0.79 0.08 0.08 0.00 0.00 0.00 0.00 03:18:01 ens3 2952.09 2065.27 2861.66 588.23 0.00 0.00 0.00 0.00 03:18:01 lo 3.67 3.67 0.71 0.71 0.00 0.00 0.00 0.00 03:19:01 ens3 889.19 722.96 309.56 236.35 0.00 0.00 0.00 0.00 03:19:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 03:20:01 ens3 62.52 55.82 16.79 20.08 0.00 0.00 0.00 0.00 03:20:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 03:21:01 ens3 151.53 118.76 171.89 42.55 0.00 0.00 0.00 0.00 03:21:01 lo 0.27 0.27 0.03 0.03 0.00 0.00 0.00 0.00 Average: ens3 836.32 611.12 962.58 183.75 0.00 0.00 0.00 0.00 Average: lo 1.05 1.05 0.17 0.17 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5435) 12/16/23 _x86_64_ (4 CPU) 03:15:21 LINUX RESTART (4 CPU) 03:16:00 CPU %user %nice %system %iowait %steal %idle 03:17:01 all 24.34 0.00 1.68 3.28 0.06 70.65 03:17:01 0 17.87 0.00 1.22 3.91 0.03 76.97 03:17:01 1 36.16 0.00 2.30 5.75 0.08 55.71 03:17:01 2 16.37 0.00 1.15 2.49 0.05 79.94 03:17:01 3 26.95 0.00 2.05 0.95 0.07 69.97 03:18:01 all 23.91 0.00 8.56 8.44 0.09 58.99 03:18:01 0 20.17 0.00 8.67 6.26 0.10 64.81 03:18:01 1 29.72 0.00 9.94 11.88 0.10 48.36 03:18:01 2 21.70 0.00 6.36 4.39 0.10 67.45 03:18:01 3 24.07 0.00 9.30 11.23 0.10 55.30 03:19:01 all 23.94 0.00 3.64 4.35 0.06 68.01 03:19:01 0 19.82 0.00 3.42 1.55 0.05 75.15 03:19:01 1 29.96 0.00 2.47 2.96 0.05 64.56 03:19:01 2 36.01 0.00 4.41 1.70 0.07 57.81 03:19:01 3 9.89 0.00 4.24 11.22 0.07 74.58 03:20:01 all 30.05 0.00 1.14 0.65 0.08 68.07 03:20:01 0 26.44 0.00 1.22 0.13 0.08 72.11 03:20:01 1 36.08 0.00 1.10 2.42 0.10 60.29 03:20:01 2 38.69 0.00 1.27 0.03 0.07 59.94 03:20:01 3 18.96 0.00 0.95 0.00 0.08 80.01 03:21:01 all 25.10 0.00 0.99 1.37 0.07 72.47 03:21:01 0 22.50 0.00 1.03 0.95 0.07 75.45 03:21:01 1 24.30 0.00 0.87 4.39 0.07 70.37 03:21:01 2 38.33 0.00 1.10 0.08 0.08 60.40 03:21:01 3 15.29 0.00 0.95 0.03 0.07 83.66 Average: all 25.47 0.00 3.19 3.61 0.07 67.66 Average: 0 21.35 0.00 3.10 2.56 0.07 72.93 Average: 1 31.26 0.00 3.32 5.47 0.08 59.86 Average: 2 30.18 0.00 2.85 1.74 0.07 65.16 Average: 3 19.06 0.00 3.49 4.66 0.08 72.72