---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-10897 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: 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 672K 1.6G 1% /run /dev/vda1 78G 8.4G 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 536 13186 0 2317 15173 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 mq state UP group default qlen 1000 link/ether fa:16:3e:94:24:7a brd ff:ff:ff:ff:ff:ff inet 10.30.107.4/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85859sec preferred_lft 85859sec inet6 fe80::f816:3eff:fe94:247a/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-10897) 01/10/24 _x86_64_ (4 CPU) 07:11:23 LINUX RESTART (4 CPU) 07:12:01 tps rtps wtps bread/s bwrtn/s 07:13:01 103.30 13.36 89.94 974.77 40637.76 07:14:01 75.82 10.15 65.67 244.76 10574.90 07:15:01 4.07 0.02 4.05 0.13 1750.37 07:16:01 3.90 0.00 3.90 0.00 1465.22 07:17:01 3.12 0.03 3.08 0.27 1050.41 07:18:01 9.85 0.02 9.83 0.13 2345.34 07:19:01 111.85 0.65 111.20 24.26 7529.09 07:20:01 94.68 4.68 90.00 166.00 8412.00 Average: 50.82 3.61 47.21 176.28 9220.28 07:12:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:13:01 13935132 15567372 2489836 15.16 61220 1772536 804276 4.60 672852 1607996 122080 07:14:01 13849316 15624236 2575652 15.68 80948 1885728 701144 4.01 635704 1713688 11180 07:15:01 13818968 15615624 2606000 15.87 91112 1893488 717176 4.10 650804 1721428 13036 07:16:01 13793152 15606964 2631816 16.02 102452 1896412 733248 4.20 667976 1724356 3724 07:17:01 13771832 15601812 2653136 16.15 113420 1899336 733248 4.20 680628 1727256 3324 07:18:01 13730616 15594268 2694352 16.40 131572 1909348 733248 4.20 700500 1737400 4108 07:19:01 13254580 15331572 3170388 19.30 213992 1995688 1185676 6.79 1047324 1810744 143348 07:20:01 13539852 15570188 2885116 17.57 217104 1983572 758124 4.34 826800 1787856 38916 Average: 13711681 15564004 2713287 16.52 126478 1904514 795768 4.55 735324 1728840 42464 07:12:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:13:01 ens3 45.71 29.85 839.08 5.39 0.00 0.00 0.00 0.00 07:13:01 lo 0.87 0.87 0.09 0.09 0.00 0.00 0.00 0.00 07:14:01 ens3 238.71 214.90 693.06 64.17 0.00 0.00 0.00 0.00 07:14:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 07:15:01 ens3 314.53 329.66 380.52 101.31 0.00 0.00 0.00 0.00 07:15:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:16:01 ens3 242.04 233.63 377.55 63.42 0.00 0.00 0.00 0.00 07:16:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 07:17:01 ens3 232.38 226.55 389.81 61.54 0.00 0.00 0.00 0.00 07:17:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:18:01 ens3 469.37 480.70 1041.77 130.56 0.00 0.00 0.00 0.00 07:18:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 07:19:01 ens3 374.63 435.82 736.92 122.14 0.00 0.00 0.00 0.00 07:19:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 07:20:01 ens3 396.25 388.87 340.64 110.80 0.00 0.00 0.00 0.00 07:20:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 289.20 292.50 599.92 82.41 0.00 0.00 0.00 0.00 Average: lo 0.30 0.30 0.03 0.03 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-10897) 01/10/24 _x86_64_ (4 CPU) 07:11:23 LINUX RESTART (4 CPU) 07:12:01 CPU %user %nice %system %iowait %steal %idle 07:13:01 all 13.87 0.00 1.12 12.15 0.10 72.76 07:13:01 0 4.34 0.00 0.88 12.72 0.03 82.03 07:13:01 1 28.69 0.00 1.71 30.08 0.13 39.38 07:13:01 2 7.09 0.00 0.92 1.37 0.13 90.48 07:13:01 3 15.40 0.00 0.97 4.43 0.08 79.12 07:14:01 all 7.75 0.00 1.08 5.24 0.07 85.87 07:14:01 0 5.30 0.00 2.21 5.88 0.12 86.50 07:14:01 1 8.89 0.00 0.47 0.90 0.03 89.71 07:14:01 2 7.35 0.00 0.94 13.94 0.07 77.71 07:14:01 3 9.46 0.00 0.72 0.28 0.05 89.49 07:15:01 all 1.24 0.00 0.70 0.42 0.05 97.59 07:15:01 0 3.09 0.00 2.26 0.35 0.10 94.20 07:15:01 1 0.43 0.00 0.20 0.05 0.03 99.28 07:15:01 2 0.81 0.00 0.22 1.30 0.05 97.62 07:15:01 3 0.62 0.00 0.15 0.00 0.05 99.18 07:16:01 all 0.91 0.00 0.63 0.51 0.05 97.90 07:16:01 0 0.50 0.00 0.63 0.12 0.05 98.70 07:16:01 1 0.32 0.00 0.22 0.02 0.03 99.41 07:16:01 2 0.78 0.00 0.15 1.58 0.02 97.46 07:16:01 3 2.04 0.00 1.47 0.33 0.07 96.09 07:17:01 all 0.88 0.00 0.59 0.35 0.04 98.14 07:17:01 0 0.38 0.00 0.17 0.07 0.00 99.38 07:17:01 1 0.07 0.00 0.02 0.00 0.05 99.87 07:17:01 2 0.05 0.00 0.03 0.97 0.02 98.93 07:17:01 3 3.03 0.00 2.13 0.37 0.10 94.38 07:18:01 all 1.28 0.00 1.10 0.50 0.07 97.05 07:18:01 0 0.12 0.00 0.07 0.00 0.02 99.80 07:18:01 1 0.02 0.00 0.00 0.00 0.08 99.90 07:18:01 2 0.10 0.00 0.17 1.57 0.00 98.16 07:18:01 3 4.88 0.00 4.16 0.42 0.17 90.37 07:19:01 all 8.01 0.00 1.42 1.73 0.08 88.76 07:19:01 0 9.34 0.00 2.14 2.68 0.07 85.78 07:19:01 1 5.70 0.00 0.75 0.07 0.08 93.40 07:19:01 2 6.37 0.00 0.60 3.73 0.05 89.24 07:19:01 3 10.61 0.00 2.17 0.45 0.13 86.63 07:20:01 all 18.32 0.00 7.19 2.08 0.11 72.30 07:20:01 0 30.79 0.00 9.12 2.08 0.15 57.86 07:20:01 1 7.70 0.00 6.41 0.39 0.07 85.44 07:20:01 2 27.28 0.00 4.52 5.66 0.14 62.40 07:20:01 3 7.67 0.00 8.61 0.28 0.08 83.36 Average: all 6.53 0.00 1.73 2.87 0.07 88.80 Average: 0 6.76 0.00 2.19 2.99 0.07 88.00 Average: 1 6.48 0.00 1.22 3.94 0.06 88.30 Average: 2 6.17 0.00 0.93 3.76 0.06 89.08 Average: 3 6.72 0.00 2.56 0.82 0.09 89.82