---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1660 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 8.5G 69G 11% / 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 569 13162 0 2307 15155 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:a7:ee:b8 brd ff:ff:ff:ff:ff:ff inet 10.30.106.90/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86088sec preferred_lft 86088sec inet6 fe80::f816:3eff:fea7:eeb8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1660) 12/02/23 _x86_64_ (4 CPU) 02:30:51 LINUX RESTART (4 CPU) 02:31:01 tps rtps wtps bread/s bwrtn/s 02:32:02 59.76 31.41 28.35 2784.74 30621.16 02:33:01 14.61 2.88 11.73 111.03 15919.88 02:34:01 92.02 33.01 59.01 1681.99 21933.01 02:35:01 129.88 16.40 113.48 622.16 28982.77 02:36:01 58.62 7.63 50.99 1114.48 9960.74 Average: 71.17 18.32 52.85 1266.73 21502.12 02:31:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:32:02 14460896 15689476 1964072 11.96 32044 1415748 706524 4.04 494004 1299036 160 02:33:01 14411928 15649100 2013040 12.26 32168 1424372 706524 4.04 535312 1305744 144 02:34:01 14011948 15552244 2413020 14.69 59984 1683708 794984 4.55 687652 1520480 143408 02:35:01 13291376 15099032 3133592 19.08 74608 1922980 1480988 8.48 1171544 1727724 46040 02:36:01 13492108 15533060 2932860 17.86 81264 2145420 775624 4.44 809800 1882228 29836 Average: 13933651 15504582 2491317 15.17 56014 1718446 892929 5.11 739662 1547042 43918 02:31:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:32:02 ens3 159.54 108.50 509.81 29.41 0.00 0.00 0.00 0.00 02:32:02 lo 0.53 0.53 0.05 0.05 0.00 0.00 0.00 0.00 02:33:01 ens3 63.79 41.30 112.25 12.75 0.00 0.00 0.00 0.00 02:33:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 02:34:01 ens3 92.58 62.31 866.35 14.27 0.00 0.00 0.00 0.00 02:34:01 lo 1.20 1.20 0.13 0.13 0.00 0.00 0.00 0.00 02:35:01 ens3 485.94 338.64 1796.48 134.86 0.00 0.00 0.00 0.00 02:35:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 02:36:01 ens3 302.35 265.44 354.99 126.92 0.00 0.00 0.00 0.00 02:36:01 lo 6.00 6.00 0.34 0.34 0.00 0.00 0.00 0.00 Average: ens3 221.36 163.64 730.04 63.81 0.00 0.00 0.00 0.00 Average: lo 1.73 1.73 0.12 0.12 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1660) 12/02/23 _x86_64_ (4 CPU) 02:30:51 LINUX RESTART (4 CPU) 02:31:01 CPU %user %nice %system %iowait %steal %idle 02:32:02 all 3.78 0.00 0.63 5.60 0.03 89.96 02:32:02 0 2.95 0.00 0.43 0.62 0.02 95.98 02:32:02 1 4.29 0.00 0.57 1.07 0.02 94.05 02:32:02 2 3.23 0.00 0.60 13.01 0.02 83.15 02:32:02 3 4.67 0.00 0.87 7.73 0.02 86.72 02:33:01 all 1.25 0.00 0.08 3.61 0.01 95.05 02:33:01 0 1.59 0.00 0.07 0.00 0.00 98.34 02:33:01 1 0.88 0.00 0.15 0.25 0.02 98.69 02:33:01 2 0.70 0.00 0.08 0.08 0.02 99.12 02:33:01 3 1.80 0.00 0.05 14.13 0.02 84.00 02:34:01 all 17.41 0.00 1.35 8.48 0.07 72.69 02:34:01 0 25.79 0.00 1.95 8.29 0.07 63.90 02:34:01 1 11.64 0.00 1.00 2.29 0.08 84.99 02:34:01 2 15.19 0.00 1.17 10.23 0.05 73.35 02:34:01 3 17.03 0.00 1.25 13.10 0.07 68.55 02:35:01 all 31.83 0.00 2.58 5.86 0.11 59.62 02:35:01 0 26.63 0.00 3.67 0.82 0.08 68.80 02:35:01 1 22.97 0.00 1.53 14.18 0.17 61.15 02:35:01 2 27.45 0.00 1.54 4.95 0.08 65.97 02:35:01 3 50.18 0.00 3.62 3.52 0.13 42.55 02:36:01 all 26.51 0.00 1.78 1.80 0.08 69.84 02:36:01 0 27.94 0.00 1.37 2.48 0.07 68.15 02:36:01 1 25.68 0.00 2.49 3.33 0.07 68.43 02:36:01 2 30.20 0.00 2.05 0.50 0.08 67.17 02:36:01 3 22.22 0.00 1.19 0.87 0.05 75.67 Average: all 16.19 0.00 1.29 5.07 0.06 77.40 Average: 0 17.02 0.00 1.50 2.45 0.05 78.99 Average: 1 13.11 0.00 1.15 4.22 0.07 81.45 Average: 2 15.40 0.00 1.09 5.76 0.05 77.69 Average: 3 19.22 0.00 1.40 7.85 0.06 71.47