---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1733 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 8.3G 70G 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 576 13411 0 2051 15153 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:c2:f5:9c brd ff:ff:ff:ff:ff:ff inet 10.30.107.182/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86007sec preferred_lft 86007sec inet6 fe80::f816:3eff:fec2:f59c/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-1733) 03/04/26 _x86_64_ (4 CPU) 17:07:53 LINUX RESTART (4 CPU) 17:08:01 tps rtps wtps bread/s bwrtn/s 17:09:01 62.31 31.61 30.69 2783.94 37406.83 17:10:01 10.71 2.12 8.60 57.59 11310.78 17:11:01 204.43 21.26 183.17 788.67 14490.92 17:12:01 141.46 16.86 124.60 673.89 25555.47 17:13:01 36.29 0.23 36.06 8.00 14879.92 17:14:01 15.56 0.75 14.81 84.12 8482.32 Average: 78.46 12.14 66.32 732.70 18687.71 17:08:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:09:01 14455304 15684264 1969664 11.99 32092 1416200 710720 4.07 498212 1298832 24 17:10:01 14432112 15663360 1992856 12.13 32188 1417920 726900 4.16 520136 1299584 0 17:11:01 14191912 15542052 2233056 13.60 43784 1519088 797024 4.56 667992 1376020 58284 17:12:01 12923224 14678044 3501744 21.32 72528 1873736 1759780 10.07 1565672 1700464 89972 17:13:01 12235884 14005620 4189084 25.50 73704 1886776 2234612 12.79 2249252 1702656 2848 17:14:01 13725020 15504244 2699948 16.44 75392 1895048 813152 4.65 766460 1702416 28860 Average: 13660576 15179597 2764392 16.83 54948 1668128 1173698 6.72 1044621 1513329 29998 17:08:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:09:01 ens3 188.69 115.01 510.97 30.29 0.00 0.00 0.00 0.00 17:09:01 lo 0.53 0.53 0.06 0.06 0.00 0.00 0.00 0.00 17:10:01 ens3 14.98 10.81 8.40 11.20 0.00 0.00 0.00 0.00 17:10:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 17:11:01 ens3 190.92 116.66 523.92 44.70 0.00 0.00 0.00 0.00 17:11:01 lo 0.87 0.87 0.10 0.10 0.00 0.00 0.00 0.00 17:12:01 ens3 221.98 163.86 2190.61 37.09 0.00 0.00 0.00 0.00 17:12:01 lo 0.80 0.80 0.09 0.09 0.00 0.00 0.00 0.00 17:13:01 ens3 58.31 27.21 79.20 10.20 0.00 0.00 0.00 0.00 17:13:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 17:14:01 ens3 89.30 45.49 29.30 27.60 0.00 0.00 0.00 0.00 17:14:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 127.36 79.84 557.07 26.85 0.00 0.00 0.00 0.00 Average: lo 0.49 0.49 0.05 0.05 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1733) 03/04/26 _x86_64_ (4 CPU) 17:07:53 LINUX RESTART (4 CPU) 17:08:01 CPU %user %nice %system %iowait %steal %idle 17:09:01 all 4.14 0.00 0.75 6.42 0.03 88.65 17:09:01 0 2.86 0.00 0.72 17.41 0.03 78.98 17:09:01 1 5.19 0.00 0.65 0.48 0.03 93.64 17:09:01 2 5.03 0.00 0.97 7.20 0.05 86.76 17:09:01 3 3.51 0.00 0.63 0.63 0.02 95.20 17:10:01 all 0.95 0.00 0.08 0.82 0.02 98.13 17:10:01 0 1.17 0.00 0.07 3.19 0.02 95.56 17:10:01 1 1.05 0.00 0.08 0.00 0.02 98.85 17:10:01 2 1.05 0.00 0.08 0.02 0.02 98.83 17:10:01 3 0.55 0.00 0.10 0.05 0.00 99.30 17:11:01 all 8.92 0.00 0.92 2.19 0.04 87.93 17:11:01 0 3.04 0.00 0.52 4.46 0.03 91.96 17:11:01 1 20.84 0.00 1.22 0.57 0.05 77.32 17:11:01 2 5.49 0.00 0.33 0.15 0.03 94.00 17:11:01 3 6.29 0.00 1.59 3.61 0.05 88.46 17:12:01 all 31.19 0.00 1.74 2.71 0.10 64.26 17:12:01 0 35.94 0.00 2.61 2.98 0.08 58.38 17:12:01 1 41.89 0.00 1.72 0.98 0.10 55.31 17:12:01 2 19.53 0.00 1.08 2.74 0.13 76.51 17:12:01 3 27.46 0.00 1.57 4.11 0.08 66.77 17:13:01 all 41.74 0.00 0.76 0.67 0.09 56.74 17:13:01 0 39.93 0.00 0.87 0.02 0.10 59.08 17:13:01 1 34.30 0.00 0.70 0.02 0.08 64.90 17:13:01 2 27.37 0.00 0.53 2.18 0.10 69.81 17:13:01 3 65.49 0.00 0.95 0.43 0.10 33.02 17:14:01 all 26.34 0.00 0.68 1.35 0.07 71.55 17:14:01 0 14.14 0.00 0.57 3.11 0.07 82.12 17:14:01 1 13.27 0.00 0.83 0.05 0.03 85.82 17:14:01 2 35.11 0.00 0.70 1.77 0.08 62.34 17:14:01 3 42.85 0.00 0.65 0.48 0.08 55.93 Average: all 18.89 0.00 0.82 2.36 0.06 77.87 Average: 0 16.19 0.00 0.89 5.19 0.06 77.68 Average: 1 19.42 0.00 0.87 0.35 0.05 79.31 Average: 2 15.61 0.00 0.62 2.34 0.07 81.37 Average: 3 24.36 0.00 0.92 1.55 0.06 73.12