---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9996 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: 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.6G 12G 40% / 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 427 1252 0 2264 3252 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:41:00:15 brd ff:ff:ff:ff:ff:ff inet 10.32.7.78/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86081sec preferred_lft 86081sec inet6 fe80::f816:3eff:fe41:15/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9996) 11/09/24 _x86_64_ (4 CPU) 23:17:51 LINUX RESTART (4 CPU) 23:18:01 tps rtps wtps bread/s bwrtn/s 23:19:01 145.25 66.78 78.47 4494.90 7341.95 23:20:01 84.00 29.12 54.88 1626.27 10089.73 23:21:01 9.97 0.00 9.97 0.00 442.33 23:22:01 35.76 10.56 25.20 721.35 3158.27 23:23:01 53.87 4.53 49.34 191.57 6846.46 Average: 65.77 22.20 43.57 1406.91 5575.66 23:18:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:19:01 1820348 3397016 2218296 54.93 50736 1681656 576104 11.32 529084 1521044 159828 23:20:01 1435896 3177584 2602748 64.45 57488 1832800 780652 15.35 761980 1656376 5064 23:21:01 1422296 3171160 2616348 64.78 59372 1837256 784600 15.42 770372 1660096 2232 23:22:01 541468 2400180 3497176 86.59 61980 1940500 1648768 32.41 1572920 1724436 1324 23:23:01 1293208 3340056 2745436 67.98 67872 2118856 620696 12.20 717348 1826072 15540 Average: 1302643 3097199 2736001 67.75 59490 1882214 882164 17.34 870341 1677605 36798 23:18:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:19:01 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 23:19:01 ens3 390.07 256.45 1474.17 70.15 0.00 0.00 0.00 0.00 23:20:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 23:20:01 ens3 112.45 117.83 723.25 23.00 0.00 0.00 0.00 0.00 23:21:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 23:21:01 ens3 58.17 84.15 65.16 13.53 0.00 0.00 0.00 0.00 23:22:01 lo 87.29 87.29 32.08 32.08 0.00 0.00 0.00 0.00 23:22:01 ens3 210.16 248.79 1326.71 36.11 0.00 0.00 0.00 0.00 23:23:01 lo 32.49 32.49 4.21 4.21 0.00 0.00 0.00 0.00 23:23:01 ens3 218.35 250.94 1114.93 50.11 0.00 0.00 0.00 0.00 Average: lo 24.48 24.48 7.31 7.31 0.00 0.00 0.00 0.00 Average: ens3 197.85 191.64 940.87 38.58 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9996) 11/09/24 _x86_64_ (4 CPU) 23:17:51 LINUX RESTART (4 CPU) 23:18:01 CPU %user %nice %system %iowait %steal %idle 23:19:01 all 21.55 0.00 1.92 3.98 0.06 72.49 23:19:01 0 29.59 0.00 2.32 5.33 0.07 62.69 23:19:01 1 30.09 0.00 2.17 1.15 0.05 66.54 23:19:01 2 11.54 0.00 1.88 4.27 0.07 82.25 23:19:01 3 14.99 0.00 1.33 5.16 0.05 78.47 23:20:01 all 13.95 0.00 0.69 1.52 0.05 83.78 23:20:01 0 10.35 0.00 0.52 0.83 0.03 88.26 23:20:01 1 9.79 0.00 0.38 1.28 0.03 88.51 23:20:01 2 27.48 0.00 1.47 2.41 0.07 68.58 23:20:01 3 8.21 0.00 0.42 1.55 0.05 89.77 23:21:01 all 3.99 0.00 0.19 0.05 0.03 95.74 23:21:01 0 1.32 0.00 0.05 0.00 0.03 98.60 23:21:01 1 7.35 0.00 0.47 0.00 0.03 92.15 23:21:01 2 5.88 0.00 0.08 0.15 0.03 93.85 23:21:01 3 1.41 0.00 0.15 0.05 0.03 98.36 23:22:01 all 35.46 0.00 1.28 0.36 0.08 62.81 23:22:01 0 34.13 0.00 1.27 0.23 0.08 64.28 23:22:01 1 37.47 0.00 1.28 0.13 0.08 61.03 23:22:01 2 37.15 0.00 1.51 0.85 0.08 60.40 23:22:01 3 33.09 0.00 1.09 0.22 0.07 65.54 23:23:01 all 22.19 0.00 1.23 1.04 0.06 75.48 23:23:01 0 9.52 0.00 1.07 0.02 0.05 89.34 23:23:01 1 26.83 0.00 1.07 0.13 0.05 71.92 23:23:01 2 13.04 0.00 1.07 2.86 0.07 82.97 23:23:01 3 39.32 0.00 1.70 1.14 0.08 57.76 Average: all 19.43 0.00 1.06 1.39 0.06 78.06 Average: 0 16.98 0.00 1.05 1.28 0.05 80.64 Average: 1 22.31 0.00 1.07 0.54 0.05 76.02 Average: 2 19.02 0.00 1.20 2.11 0.06 77.61 Average: 3 19.41 0.00 0.94 1.63 0.06 77.97