---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1689 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 555 13143 0 2341 15170 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:f2:05:45 brd ff:ff:ff:ff:ff:ff inet 10.30.106.226/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86102sec preferred_lft 86102sec inet6 fe80::f816:3eff:fef2:545/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1689) 12/02/23 _x86_64_ (4 CPU) 04:48:28 LINUX RESTART (4 CPU) 04:49:00 tps rtps wtps bread/s bwrtn/s 04:50:01 141.76 23.21 118.55 1174.23 34659.11 04:51:01 53.11 6.63 46.48 442.59 7219.46 04:52:01 26.93 22.96 3.97 1593.73 2591.30 04:53:01 25.77 7.65 18.13 443.99 4257.38 Average: 62.22 15.15 47.08 914.70 12274.73 04:49:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:50:01 13587884 15338612 2837076 17.27 71592 1872340 1088488 6.23 919392 1688864 151556 04:51:01 12352764 14169824 4072196 24.79 73792 1933816 2158788 12.35 2106584 1728624 1120 04:52:01 13403524 15400800 3021436 18.40 74408 2111300 995116 5.69 903884 1879128 59944 04:53:01 13491568 15561336 2933392 17.86 78128 2178696 772000 4.42 804704 1887856 43688 Average: 13208935 15117643 3216025 19.58 74480 2024038 1253598 7.17 1183641 1796118 64077 04:49:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:50:01 lo 0.85 0.85 0.09 0.09 0.00 0.00 0.00 0.00 04:50:01 ens3 151.47 111.69 1749.29 30.25 0.00 0.00 0.00 0.00 04:51:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 04:51:01 ens3 72.32 62.74 626.69 17.19 0.00 0.00 0.00 0.00 04:52:01 lo 0.27 0.27 0.03 0.03 0.00 0.00 0.00 0.00 04:52:01 ens3 249.46 132.44 2108.99 29.51 0.00 0.00 0.00 0.00 04:53:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 04:53:01 ens3 430.99 221.71 638.88 80.07 0.00 0.00 0.00 0.00 Average: lo 0.53 0.53 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 225.76 132.06 1282.88 39.22 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1689) 12/02/23 _x86_64_ (4 CPU) 04:48:28 LINUX RESTART (4 CPU) 04:49:00 CPU %user %nice %system %iowait %steal %idle 04:50:01 all 24.63 0.00 1.70 2.73 0.07 70.86 04:50:01 0 17.28 0.00 1.15 1.81 0.07 79.69 04:50:01 1 25.58 0.00 2.09 2.60 0.07 69.66 04:50:01 2 18.35 0.00 1.81 0.97 0.05 78.83 04:50:01 3 37.35 0.00 1.75 5.54 0.12 55.25 04:51:01 all 46.07 0.00 0.97 0.21 0.08 52.67 04:51:01 0 74.72 0.00 1.40 0.78 0.08 23.01 04:51:01 1 51.95 0.00 0.82 0.03 0.07 47.13 04:51:01 2 31.71 0.00 0.82 0.02 0.08 67.37 04:51:01 3 25.84 0.00 0.85 0.02 0.07 73.22 04:52:01 all 31.52 0.00 0.81 0.25 0.06 67.37 04:52:01 0 42.80 0.00 0.55 0.15 0.07 56.44 04:52:01 1 23.65 0.00 0.74 0.47 0.05 75.10 04:52:01 2 12.51 0.00 0.82 0.18 0.05 86.44 04:52:01 3 47.11 0.00 1.12 0.17 0.08 51.52 04:53:01 all 41.95 0.00 1.13 0.23 0.07 56.62 04:53:01 0 33.77 0.00 0.73 0.13 0.05 65.32 04:53:01 1 48.15 0.00 1.72 0.52 0.08 49.53 04:53:01 2 46.77 0.00 1.09 0.27 0.08 51.79 04:53:01 3 39.13 0.00 0.98 0.00 0.07 59.82 Average: all 36.00 0.00 1.15 0.86 0.07 61.92 Average: 0 42.05 0.00 0.96 0.72 0.07 56.20 Average: 1 37.29 0.00 1.34 0.91 0.07 60.39 Average: 2 27.29 0.00 1.14 0.36 0.07 71.15 Average: 3 37.36 0.00 1.18 1.44 0.08 59.93