---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1917 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: 2799.998 BogoMIPS: 5599.99 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 8.9G 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 553 12656 0 2829 15161 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 fq_codel state UP group default qlen 1000 link/ether fa:16:3e:d2:eb:53 brd ff:ff:ff:ff:ff:ff inet 10.30.106.151/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86065sec preferred_lft 86065sec inet6 fe80::f816:3eff:fed2:eb53/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1917) 12/02/23 _x86_64_ (4 CPU) 18:50:45 LINUX RESTART (4 CPU) 18:51:01 tps rtps wtps bread/s bwrtn/s 18:52:01 26.01 0.00 26.01 0.00 25421.23 18:53:01 14.66 0.35 14.31 26.53 20756.54 18:54:01 93.23 35.48 57.76 1785.57 20963.97 18:55:01 181.02 33.44 147.58 2063.31 18701.90 18:56:01 53.20 1.51 51.69 73.09 21412.55 Average: 73.63 14.15 59.47 789.55 21451.14 18:51:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:52:01 14470540 15698812 1954428 11.90 32044 1415648 693480 3.97 485552 1298716 16 18:53:01 14453016 15686980 1971952 12.01 32172 1421204 693480 3.97 498008 1303184 0 18:54:01 14039964 15591888 2385004 14.52 58868 1696684 766900 4.39 648600 1531568 143044 18:55:01 12832156 15022568 3592812 21.87 81264 2289772 1275796 7.30 1328740 2011028 205724 18:56:01 12929148 15510860 3495820 21.28 86652 2668164 791612 4.53 1011736 2217876 19960 Average: 13744965 15502222 2680003 16.32 58200 1898294 844254 4.83 794527 1672474 73749 18:51:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:52:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 18:52:01 ens3 2.23 1.52 1.89 1.16 0.00 0.00 0.00 0.00 18:53:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 18:53:01 ens3 32.71 23.26 91.29 6.75 0.00 0.00 0.00 0.00 18:54:01 lo 1.07 1.07 0.11 0.11 0.00 0.00 0.00 0.00 18:54:01 ens3 99.75 70.74 885.63 21.24 0.00 0.00 0.00 0.00 18:55:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 18:55:01 ens3 388.14 329.26 3769.35 71.44 0.00 0.00 0.00 0.00 18:56:01 lo 5.66 5.66 0.52 0.52 0.00 0.00 0.00 0.00 18:56:01 ens3 301.02 288.43 1022.50 2358.07 0.00 0.00 0.00 0.00 Average: lo 1.57 1.57 0.15 0.15 0.00 0.00 0.00 0.00 Average: ens3 164.81 142.69 1154.18 492.22 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1917) 12/02/23 _x86_64_ (4 CPU) 18:50:45 LINUX RESTART (4 CPU) 18:51:01 CPU %user %nice %system %iowait %steal %idle 18:52:01 all 0.70 0.00 0.05 2.59 0.01 96.64 18:52:01 0 0.17 0.00 0.05 10.23 0.03 89.52 18:52:01 1 1.97 0.00 0.03 0.08 0.02 97.90 18:52:01 2 0.13 0.00 0.03 0.00 0.00 99.83 18:52:01 3 0.50 0.00 0.08 0.12 0.02 99.29 18:53:01 all 0.58 0.00 0.06 6.48 0.01 92.87 18:53:01 0 0.63 0.00 0.05 25.72 0.02 73.58 18:53:01 1 0.80 0.00 0.03 0.00 0.00 99.16 18:53:01 2 0.48 0.00 0.08 0.15 0.02 99.27 18:53:01 3 0.42 0.00 0.08 0.05 0.00 99.45 18:54:01 all 15.82 0.00 1.21 10.76 0.06 72.15 18:54:01 0 32.44 0.00 1.91 33.70 0.13 31.82 18:54:01 1 10.75 0.00 0.88 0.68 0.05 87.63 18:54:01 2 14.85 0.00 1.35 4.95 0.03 78.82 18:54:01 3 5.31 0.00 0.73 3.77 0.03 90.15 18:55:01 all 31.29 0.00 2.35 2.38 0.10 63.87 18:55:01 0 24.29 0.00 1.44 2.12 0.08 72.06 18:55:01 1 37.09 0.00 3.02 0.52 0.12 59.25 18:55:01 2 26.32 0.00 2.54 2.31 0.08 68.74 18:55:01 3 37.48 0.00 2.36 4.59 0.12 55.46 18:56:01 all 32.88 0.00 2.02 2.04 0.08 62.98 18:56:01 0 34.60 0.00 1.45 0.18 0.08 63.68 18:56:01 1 50.05 0.00 2.97 1.17 0.12 45.69 18:56:01 2 22.09 0.00 1.81 1.83 0.07 74.21 18:56:01 3 24.80 0.00 1.87 4.99 0.08 68.25 Average: all 16.24 0.00 1.14 4.85 0.05 77.72 Average: 0 18.42 0.00 0.98 14.37 0.07 66.16 Average: 1 20.09 0.00 1.38 0.49 0.06 77.97 Average: 2 12.77 0.00 1.16 1.85 0.04 84.18 Average: 3 13.67 0.00 1.02 2.70 0.05 82.55