---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2106 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.8G 12G 41% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 739 840 0 2364 2937 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 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:b7:9f:60 brd ff:ff:ff:ff:ff:ff inet 10.32.6.174/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86042sec preferred_lft 86042sec inet6 fe80::f816:3eff:feb7:9f60/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2106) 12/09/23 _x86_64_ (4 CPU) 03:47:58 LINUX RESTART (4 CPU) 03:48:01 tps rtps wtps bread/s bwrtn/s 03:49:02 175.84 109.68 66.16 6159.24 42149.79 03:50:01 60.25 11.98 48.27 241.27 9058.35 03:51:01 27.30 0.02 27.28 0.13 4849.46 03:52:01 25.93 0.00 25.93 0.00 6844.67 03:53:01 35.53 2.93 32.59 84.92 9367.24 Average: 64.99 24.97 40.02 1300.65 14472.02 03:48:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:49:02 1873888 3423116 2164756 53.60 48236 1656408 550304 10.82 493628 1498204 140792 03:50:01 1497700 3248836 2540944 62.92 58468 1839588 715212 14.06 688264 1662720 132276 03:51:01 1483180 3240168 2555464 63.28 59452 1843716 724368 14.24 698552 1666060 1388 03:52:01 1265924 3225108 2772720 68.65 61488 2039616 728884 14.33 713724 1858996 3400 03:53:01 899544 3028128 3139100 77.73 64660 2201152 859108 16.89 1163548 1764848 1716 Average: 1404047 3233071 2634597 65.23 58461 1916096 715575 14.07 751543 1690166 55914 03:48:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:49:02 lo 2.20 2.20 0.19 0.19 0.00 0.00 0.00 0.00 03:49:02 ens3 316.93 211.36 1351.92 59.83 0.00 0.00 0.00 0.00 03:50:01 lo 1.36 1.36 0.13 0.13 0.00 0.00 0.00 0.00 03:50:01 ens3 131.94 114.93 1103.23 23.49 0.00 0.00 0.00 0.00 03:51:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 03:51:01 ens3 52.09 74.95 64.52 11.73 0.00 0.00 0.00 0.00 03:52:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 03:52:01 ens3 442.15 389.20 3294.09 41.98 0.00 0.00 0.00 0.00 03:53:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 03:53:01 ens3 555.59 400.48 1178.97 328.78 0.00 0.00 0.00 0.00 Average: lo 0.94 0.94 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 300.29 238.59 1399.46 93.39 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2106) 12/09/23 _x86_64_ (4 CPU) 03:47:58 LINUX RESTART (4 CPU) 03:48:01 CPU %user %nice %system %iowait %steal %idle 03:49:02 all 20.19 0.00 2.33 4.97 0.05 72.45 03:49:02 0 14.05 0.00 1.58 3.25 0.05 81.07 03:49:02 1 35.98 0.00 2.69 2.91 0.08 58.33 03:49:02 2 13.17 0.00 2.28 10.29 0.05 74.22 03:49:02 3 17.57 0.00 2.77 3.42 0.03 76.21 03:50:01 all 19.18 0.00 1.03 1.39 0.04 78.36 03:50:01 0 7.24 0.00 0.45 3.36 0.03 88.91 03:50:01 1 32.92 0.00 1.85 0.95 0.05 64.23 03:50:01 2 22.62 0.00 1.41 1.19 0.05 74.73 03:50:01 3 14.03 0.00 0.44 0.03 0.02 85.47 03:51:01 all 4.97 0.00 0.24 0.27 0.03 94.49 03:51:01 0 3.49 0.00 0.25 0.12 0.02 96.14 03:51:01 1 5.89 0.00 0.07 0.00 0.03 94.01 03:51:01 2 4.06 0.00 0.35 0.53 0.03 95.02 03:51:01 3 6.49 0.00 0.32 0.45 0.05 92.69 03:52:01 all 6.54 0.00 0.55 0.29 0.03 92.59 03:52:01 0 5.57 0.00 0.53 0.55 0.02 93.33 03:52:01 1 7.16 0.00 0.43 0.00 0.02 92.39 03:52:01 2 4.86 0.00 0.54 0.00 0.03 94.57 03:52:01 3 8.54 0.00 0.68 0.63 0.03 90.12 03:53:01 all 29.98 0.00 1.05 0.14 0.06 68.77 03:53:01 0 23.68 0.00 0.82 0.33 0.07 75.10 03:53:01 1 22.74 0.00 0.87 0.02 0.07 76.31 03:53:01 2 29.70 0.00 0.94 0.00 0.07 69.30 03:53:01 3 43.74 0.00 1.58 0.22 0.08 54.37 Average: all 16.15 0.00 1.04 1.41 0.04 81.36 Average: 0 10.79 0.00 0.72 1.51 0.04 86.94 Average: 1 20.89 0.00 1.18 0.77 0.05 77.10 Average: 2 14.86 0.00 1.10 2.40 0.05 81.59 Average: 3 18.08 0.00 1.16 0.95 0.04 79.77