---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2187 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 9.2G 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 540 12364 0 3135 15169 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:9d:ba:1d brd ff:ff:ff:ff:ff:ff inet 10.30.106.241/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86055sec preferred_lft 86055sec inet6 fe80::f816:3eff:fe9d:ba1d/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-2187) 12/04/23 _x86_64_ (4 CPU) 02:45:22 LINUX RESTART (4 CPU) 02:46:01 tps rtps wtps bread/s bwrtn/s 02:47:01 90.17 13.71 76.45 989.17 26623.16 02:48:01 129.85 28.03 101.82 1660.26 33435.76 02:49:01 100.95 6.78 94.17 195.43 26676.09 02:50:01 45.19 1.15 44.04 33.73 16850.26 02:51:01 40.54 0.82 39.73 45.73 7844.96 Average: 81.34 10.10 71.24 584.86 22286.05 02:46:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:47:01 14010828 15600928 2414140 14.70 61904 1729656 758052 4.34 639776 1563960 170524 02:48:01 13609920 15402212 2815048 17.14 74636 1909408 956456 5.47 857172 1725908 6256 02:49:01 12652996 14886708 3771972 22.96 84884 2328340 1245420 7.13 1426096 2087200 32072 02:50:01 12678700 15531332 3746268 22.81 94048 2920356 794392 4.55 1170112 2286784 193304 02:51:01 12606812 15496448 3818156 23.25 97176 2950472 816432 4.67 1221896 2307880 44836 Average: 13111851 15383526 3313117 20.17 82530 2367646 914150 5.23 1063010 1994346 89398 02:46:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:47:01 lo 1.00 1.00 0.11 0.11 0.00 0.00 0.00 0.00 02:47:01 ens3 58.14 37.61 857.64 6.66 0.00 0.00 0.00 0.00 02:48:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 02:48:01 ens3 148.83 138.73 971.68 47.68 0.00 0.00 0.00 0.00 02:49:01 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 02:49:01 ens3 466.11 389.09 6243.94 54.71 0.00 0.00 0.00 0.00 02:50:01 lo 12.86 12.86 1.15 1.15 0.00 0.00 0.00 0.00 02:50:01 ens3 220.88 221.55 1306.99 1856.54 0.00 0.00 0.00 0.00 02:51:01 lo 6.80 6.80 0.62 0.62 0.00 0.00 0.00 0.00 02:51:01 ens3 92.17 98.22 275.64 615.47 0.00 0.00 0.00 0.00 Average: lo 4.25 4.25 0.39 0.39 0.00 0.00 0.00 0.00 Average: ens3 197.22 177.04 1931.18 516.21 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2187) 12/04/23 _x86_64_ (4 CPU) 02:45:22 LINUX RESTART (4 CPU) 02:46:01 CPU %user %nice %system %iowait %steal %idle 02:47:01 all 16.59 0.00 1.10 8.54 0.05 73.72 02:47:01 0 17.81 0.00 1.62 22.78 0.07 57.73 02:47:01 1 22.20 0.00 1.10 5.67 0.08 70.95 02:47:01 2 22.47 0.00 1.30 2.12 0.05 74.07 02:47:01 3 4.01 0.00 0.40 3.69 0.03 91.87 02:48:01 all 14.11 0.00 1.15 4.29 0.05 80.40 02:48:01 0 11.53 0.00 1.25 0.72 0.08 86.42 02:48:01 1 15.23 0.00 1.27 10.78 0.05 72.67 02:48:01 2 22.17 0.00 1.57 5.52 0.05 70.69 02:48:01 3 7.57 0.00 0.51 0.17 0.02 91.73 02:49:01 all 29.11 0.00 1.62 3.16 0.09 66.02 02:49:01 0 33.61 0.00 1.15 0.94 0.08 64.22 02:49:01 1 27.87 0.00 2.09 5.66 0.12 64.26 02:49:01 2 31.94 0.00 1.89 4.90 0.10 61.17 02:49:01 3 23.03 0.00 1.33 1.15 0.08 74.40 02:50:01 all 27.30 0.00 2.32 4.51 0.09 65.79 02:50:01 0 34.05 0.00 2.94 11.26 0.10 51.65 02:50:01 1 19.29 0.00 2.78 0.22 0.08 77.62 02:50:01 2 37.00 0.00 1.66 5.61 0.10 55.63 02:50:01 3 18.84 0.00 1.93 0.94 0.07 78.23 02:51:01 all 17.18 0.00 0.88 5.79 0.06 76.09 02:51:01 0 6.72 0.00 0.67 15.74 0.07 76.81 02:51:01 1 18.94 0.00 0.82 0.23 0.05 79.96 02:51:01 2 15.50 0.00 0.95 4.81 0.05 78.69 02:51:01 3 27.60 0.00 1.05 2.39 0.05 68.90 Average: all 20.85 0.00 1.41 5.26 0.07 72.41 Average: 0 20.73 0.00 1.52 10.28 0.08 67.39 Average: 1 20.71 0.00 1.61 4.51 0.08 73.09 Average: 2 25.80 0.00 1.47 4.59 0.07 68.06 Average: 3 16.16 0.00 1.04 1.67 0.05 81.08