---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5821 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 676K 1.6G 1% /run /dev/vda1 78G 9.1G 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 1180 11829 0 3029 14532 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:fe:bf:3f brd ff:ff:ff:ff:ff:ff inet 10.30.106.183/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85641sec preferred_lft 85641sec inet6 fe80::f816:3eff:fefe:bf3f/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-5821) 02/07/26 _x86_64_ (4 CPU) 01:11:57 LINUX RESTART (4 CPU) 01:12:01 tps rtps wtps bread/s bwrtn/s 01:13:01 352.34 55.26 297.08 3660.59 102683.42 01:14:01 181.40 37.98 143.43 2366.67 21888.22 01:15:01 18.86 4.68 14.18 138.78 4362.47 01:16:01 2.17 0.00 2.17 0.00 150.51 01:17:01 1.52 0.03 1.48 0.27 48.39 01:18:01 1.68 0.02 1.67 0.40 91.58 01:19:01 3.22 0.00 3.22 0.00 68.12 01:20:01 1.95 0.00 1.95 0.00 38.39 01:21:01 1.15 0.00 1.15 0.00 20.13 01:22:01 2.03 0.00 2.03 0.00 51.19 01:23:01 8.28 0.13 8.15 5.73 1095.28 01:24:01 32.61 4.52 28.10 116.25 22715.41 Average: 50.60 8.55 42.05 524.06 12767.76 01:12:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:13:01 14029984 15585420 2394984 14.58 61576 1695500 747580 4.28 627764 1554888 163572 01:14:01 12184812 14391784 4240156 25.82 80264 2307712 2632372 15.06 1941272 2040216 125908 01:15:01 9334340 11548296 7090628 43.17 80504 2314300 5128688 29.35 4814924 2010292 940 01:16:01 9241980 11458848 7182988 43.73 80556 2317132 5128688 29.35 4904000 2013116 176 01:17:01 9220064 11437800 7204904 43.87 80620 2317904 5148020 29.46 4924308 2013904 300 01:18:01 9166156 11386056 7258812 44.19 80656 2319992 5164496 29.56 4975928 2015892 256 01:19:01 9130756 11351832 7294212 44.41 80740 2321008 5180760 29.65 5010760 2016848 204 01:20:01 9108264 11329608 7316704 44.55 80780 2321244 5180760 29.65 5033092 2017072 152 01:21:01 9073264 11295408 7351704 44.76 80832 2321960 5180760 29.65 5067400 2017724 852 01:22:01 9067792 11290064 7357176 44.79 80880 2322032 5180760 29.65 5072956 2017800 284 01:23:01 11715592 13970948 4709376 28.67 81484 2353824 2321316 13.28 2405324 2043624 2624 01:24:01 12091432 14854228 4333536 26.38 83376 2852384 1381500 7.91 1950804 2111772 10512 Average: 10280370 12491691 6144598 37.41 79356 2313749 4031308 23.07 3894044 1989429 25482 01:12:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:13:01 lo 1.80 1.80 0.21 0.21 0.00 0.00 0.00 0.00 01:13:01 ens3 389.75 254.54 1688.63 75.84 0.00 0.00 0.00 0.00 01:14:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 01:14:01 ens3 533.29 398.05 5917.71 67.33 0.00 0.00 0.00 0.00 01:15:01 lo 0.53 0.53 0.47 0.47 0.00 0.00 0.00 0.00 01:15:01 ens3 216.86 137.48 73.10 64.77 0.00 0.00 0.00 0.00 01:16:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 01:16:01 ens3 450.79 316.70 149.09 128.11 0.00 0.00 0.00 0.00 01:17:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:17:01 ens3 41.23 38.03 9.71 13.36 0.00 0.00 0.00 0.00 01:18:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 01:18:01 ens3 142.71 87.70 39.40 31.75 0.00 0.00 0.00 0.00 01:19:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:19:01 ens3 120.63 65.62 36.13 28.34 0.00 0.00 0.00 0.00 01:20:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 01:20:01 ens3 46.14 20.65 11.72 8.78 0.00 0.00 0.00 0.00 01:21:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:21:01 ens3 116.36 84.69 32.50 28.28 0.00 0.00 0.00 0.00 01:22:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 01:22:01 ens3 1.58 1.03 0.36 0.54 0.00 0.00 0.00 0.00 01:23:01 lo 0.95 0.95 0.08 0.08 0.00 0.00 0.00 0.00 01:23:01 ens3 2565.72 1816.10 910.48 634.61 0.00 0.00 0.00 0.00 01:24:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 01:24:01 ens3 859.07 425.83 569.63 383.72 0.00 0.00 0.00 0.00 Average: lo 0.41 0.41 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 457.01 303.87 786.54 122.12 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5821) 02/07/26 _x86_64_ (4 CPU) 01:11:57 LINUX RESTART (4 CPU) 01:12:01 CPU %user %nice %system %iowait %steal %idle 01:13:01 all 19.50 0.00 1.99 12.57 0.06 65.89 01:13:01 0 9.00 0.00 2.23 20.17 0.05 68.55 01:13:01 1 20.85 0.00 1.66 11.68 0.07 65.75 01:13:01 2 12.98 0.00 1.67 14.16 0.03 71.15 01:13:01 3 35.09 0.00 2.36 4.31 0.07 58.17 01:14:01 all 39.19 0.00 2.04 1.55 0.08 57.14 01:14:01 0 29.92 0.00 2.13 1.76 0.07 66.13 01:14:01 1 35.71 0.00 1.59 1.16 0.07 61.47 01:14:01 2 58.75 0.00 2.74 1.52 0.08 36.91 01:14:01 3 32.40 0.00 1.75 1.74 0.07 64.05 01:15:01 all 44.21 0.00 1.28 0.12 0.07 54.31 01:15:01 0 39.72 0.00 1.01 0.25 0.08 58.93 01:15:01 1 43.81 0.00 1.50 0.10 0.07 54.52 01:15:01 2 50.81 0.00 1.53 0.07 0.08 47.51 01:15:01 3 42.53 0.00 1.09 0.08 0.07 56.23 01:16:01 all 2.77 0.00 0.43 0.04 0.02 96.74 01:16:01 0 3.20 0.00 0.45 0.10 0.02 96.24 01:16:01 1 2.80 0.00 0.37 0.05 0.02 96.76 01:16:01 2 2.29 0.00 0.52 0.00 0.03 97.16 01:16:01 3 2.75 0.00 0.37 0.00 0.02 96.86 01:17:01 all 0.66 0.00 0.10 0.02 0.02 99.20 01:17:01 0 0.38 0.00 0.13 0.02 0.03 99.43 01:17:01 1 0.57 0.00 0.05 0.03 0.02 99.33 01:17:01 2 0.58 0.00 0.08 0.00 0.02 99.32 01:17:01 3 1.13 0.00 0.13 0.00 0.02 98.72 01:18:01 all 1.14 0.00 0.17 0.02 0.03 98.64 01:18:01 0 0.68 0.00 0.25 0.00 0.02 99.05 01:18:01 1 1.37 0.00 0.22 0.02 0.05 98.34 01:18:01 2 1.08 0.00 0.07 0.00 0.02 98.83 01:18:01 3 1.43 0.00 0.17 0.05 0.03 98.32 01:19:01 all 2.60 0.00 0.20 0.01 0.02 97.17 01:19:01 0 1.70 0.00 0.13 0.00 0.02 98.15 01:19:01 1 2.67 0.00 0.30 0.05 0.03 96.95 01:19:01 2 3.08 0.00 0.17 0.00 0.02 96.73 01:19:01 3 2.95 0.00 0.17 0.02 0.02 96.85 01:20:01 all 0.58 0.00 0.06 0.01 0.02 99.33 01:20:01 0 0.49 0.00 0.07 0.00 0.02 99.43 01:20:01 1 0.52 0.00 0.07 0.03 0.02 99.37 01:20:01 2 0.93 0.00 0.10 0.00 0.02 98.95 01:20:01 3 0.37 0.00 0.03 0.02 0.02 99.57 01:21:01 all 1.13 0.00 0.13 0.00 0.02 98.71 01:21:01 0 0.57 0.00 0.18 0.00 0.02 99.23 01:21:01 1 2.96 0.00 0.12 0.02 0.03 96.88 01:21:01 2 0.42 0.00 0.15 0.00 0.00 99.43 01:21:01 3 0.57 0.00 0.08 0.00 0.02 99.33 01:22:01 all 0.77 0.00 0.03 0.01 0.02 99.17 01:22:01 0 0.30 0.00 0.07 0.02 0.02 99.60 01:22:01 1 1.82 0.00 0.03 0.02 0.03 98.10 01:22:01 2 0.67 0.00 0.03 0.00 0.02 99.28 01:22:01 3 0.27 0.00 0.02 0.00 0.00 99.72 01:23:01 all 44.66 0.00 3.97 0.03 0.08 51.27 01:23:01 0 39.27 0.00 4.08 0.00 0.08 56.56 01:23:01 1 58.43 0.00 4.53 0.12 0.08 36.84 01:23:01 2 36.64 0.00 4.48 0.00 0.08 58.80 01:23:01 3 44.28 0.00 2.79 0.00 0.07 52.87 01:23:01 CPU %user %nice %system %iowait %steal %idle 01:24:01 all 31.43 0.00 1.75 1.34 0.06 65.42 01:24:01 0 30.08 0.00 1.44 1.67 0.05 66.76 01:24:01 1 17.77 0.00 1.74 3.15 0.05 77.30 01:24:01 2 47.14 0.00 2.47 0.48 0.07 49.83 01:24:01 3 30.82 0.00 1.39 0.02 0.05 67.72 Average: all 15.70 0.00 1.01 1.30 0.04 81.94 Average: 0 12.94 0.00 1.01 1.99 0.04 84.02 Average: 1 15.74 0.00 1.01 1.36 0.04 81.84 Average: 2 17.93 0.00 1.17 1.35 0.04 79.51 Average: 3 16.20 0.00 0.86 0.52 0.04 82.38