---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-11060 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 676K 1.6G 1% /run /dev/vda1 78G 9.2G 69G 12% / 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 635 12265 0 3139 15074 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:e2:77:c8 brd ff:ff:ff:ff:ff:ff inet 10.30.107.208/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85958sec preferred_lft 85958sec inet6 fe80::f816:3eff:fee2:77c8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-11060) 11/07/25 _x86_64_ (4 CPU) 18:33:23 LINUX RESTART (4 CPU) 18:34:03 tps rtps wtps bread/s bwrtn/s 18:35:01 180.14 41.65 138.49 2536.25 20939.70 18:36:01 38.58 2.57 36.01 103.32 4864.39 18:37:01 35.71 1.03 34.68 31.19 7795.10 18:38:01 17.63 0.43 17.20 12.53 1986.34 18:39:01 12.28 0.72 11.56 73.05 1476.15 18:40:01 28.21 3.72 24.50 236.49 21932.08 Average: 51.38 8.17 43.21 487.43 9770.25 18:34:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:35:01 12857488 14692560 3567480 21.72 75852 1949072 1719224 9.84 1583404 1743720 99724 18:36:01 11953784 13862924 4471184 27.22 78396 2017216 2345300 13.42 2449640 1774440 33528 18:37:01 12206768 14339116 4218200 25.68 83884 2228244 2120588 12.14 1999928 1958616 25988 18:38:01 11803508 13976524 4621460 28.14 87016 2262300 2189076 12.53 2370224 1983532 13348 18:39:01 11676252 14087380 4748716 28.91 89568 2492708 2007032 11.49 2281168 2188904 208960 18:40:01 10927128 13835296 5497840 33.47 92608 2963704 2274424 13.02 2607232 2586964 42584 Average: 11904155 14132300 4520813 27.52 84554 2318874 2109274 12.07 2215266 2039363 70689 18:34:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:35:01 lo 0.69 0.69 0.08 0.08 0.00 0.00 0.00 0.00 18:35:01 ens3 285.61 213.88 2468.06 46.42 0.00 0.00 0.00 0.00 18:36:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 18:36:01 ens3 3140.49 1828.75 1423.47 862.09 0.00 0.00 0.00 0.00 18:37:01 lo 8.47 8.47 0.82 0.82 0.00 0.00 0.00 0.00 18:37:01 ens3 1112.46 743.76 3353.46 283.78 0.00 0.00 0.00 0.00 18:38:01 lo 7.15 7.15 9.52 9.52 0.00 0.00 0.00 0.00 18:38:01 ens3 1040.21 646.53 411.35 283.21 0.00 0.00 0.00 0.00 18:39:01 lo 5.10 5.10 0.83 0.83 0.00 0.00 0.00 0.00 18:39:01 ens3 548.23 356.21 342.00 137.22 0.00 0.00 0.00 0.00 18:40:01 lo 0.67 0.67 0.08 0.08 0.00 0.00 0.00 0.00 18:40:01 ens3 1503.60 1002.97 2969.47 366.24 0.00 0.00 0.00 0.00 Average: lo 3.74 3.74 1.90 1.90 0.00 0.00 0.00 0.00 Average: ens3 1277.27 801.95 1824.39 331.41 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-11060) 11/07/25 _x86_64_ (4 CPU) 18:33:23 LINUX RESTART (4 CPU) 18:34:03 CPU %user %nice %system %iowait %steal %idle 18:35:01 all 35.65 0.00 1.74 1.75 0.07 60.79 18:35:01 0 21.35 0.00 1.69 4.08 0.07 72.80 18:35:01 1 29.09 0.00 0.92 0.55 0.07 69.37 18:35:01 2 60.08 0.00 3.07 1.67 0.07 35.10 18:35:01 3 32.10 0.00 1.28 0.69 0.05 65.88 18:36:01 all 75.87 0.00 5.48 0.64 0.10 17.91 18:36:01 0 72.02 0.00 4.27 1.42 0.08 22.22 18:36:01 1 78.21 0.00 6.11 1.03 0.10 14.55 18:36:01 2 76.15 0.00 4.13 0.02 0.10 19.60 18:36:01 3 77.18 0.00 7.50 0.07 0.10 15.15 18:37:01 all 60.63 0.00 4.01 0.05 0.10 35.21 18:37:01 0 62.67 0.00 5.04 0.03 0.12 32.14 18:37:01 1 64.90 0.00 2.47 0.07 0.07 32.49 18:37:01 2 50.32 0.00 2.59 0.10 0.12 46.88 18:37:01 3 64.57 0.00 5.94 0.00 0.10 29.39 18:38:01 all 68.64 0.00 2.26 0.04 0.09 28.97 18:38:01 0 69.88 0.00 1.92 0.13 0.08 27.98 18:38:01 1 68.20 0.00 2.16 0.03 0.08 29.53 18:38:01 2 69.14 0.00 2.61 0.02 0.08 28.15 18:38:01 3 67.31 0.00 2.34 0.02 0.08 30.25 18:39:01 all 59.96 0.00 2.07 0.04 0.08 37.85 18:39:01 0 58.46 0.00 1.77 0.08 0.08 39.61 18:39:01 1 56.77 0.00 2.15 0.03 0.07 40.98 18:39:01 2 61.54 0.00 2.12 0.02 0.08 36.24 18:39:01 3 63.05 0.00 2.27 0.02 0.10 34.57 18:40:01 all 57.15 0.00 2.07 0.26 0.10 40.41 18:40:01 0 54.97 0.00 1.37 0.82 0.10 42.75 18:40:01 1 49.11 0.00 1.79 0.05 0.12 48.93 18:40:01 2 57.04 0.00 1.84 0.08 0.12 40.92 18:40:01 3 67.55 0.00 3.29 0.07 0.08 29.01 Average: all 59.76 0.00 2.94 0.46 0.09 36.76 Average: 0 56.75 0.00 2.68 1.08 0.09 39.40 Average: 1 57.85 0.00 2.60 0.29 0.08 39.17 Average: 2 62.40 0.00 2.73 0.31 0.10 34.47 Average: 3 62.05 0.00 3.77 0.14 0.09 33.95