---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5451 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 8.5G 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 575 13120 0 2343 15149 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:ab:3c:d5 brd ff:ff:ff:ff:ff:ff inet 10.30.107.227/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86084sec preferred_lft 86084sec inet6 fe80::f816:3eff:feab:3cd5/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5451) 12/16/23 _x86_64_ (4 CPU) 04:48:23 LINUX RESTART (4 CPU) 04:49:01 tps rtps wtps bread/s bwrtn/s 04:50:01 130.13 23.60 106.53 1193.80 31336.78 04:51:01 79.72 6.63 73.09 442.59 28806.80 04:52:01 30.64 18.65 12.00 1436.83 12895.85 04:53:01 22.48 10.46 12.01 531.24 6198.17 Average: 65.74 14.84 50.91 901.12 19809.40 04:49:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:50:01 13736356 15453976 2688604 16.37 70468 1841624 1076492 6.16 801764 1661012 155624 04:51:01 12279400 14101872 4145560 25.24 73692 1939260 2209132 12.64 2173932 1734396 8888 04:52:01 13606360 15475504 2818600 17.16 74100 1985164 876652 5.02 813348 1771180 3148 04:53:01 13501808 15571492 2923152 17.80 77372 2179284 731260 4.18 791436 1891836 46952 Average: 13280981 15150711 3143979 19.14 73908 1986333 1223384 7.00 1145120 1764606 53653 04:49:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:50:01 lo 0.87 0.87 0.09 0.09 0.00 0.00 0.00 0.00 04:50:01 ens3 98.68 63.61 1254.49 22.54 0.00 0.00 0.00 0.00 04:51:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 04:51:01 ens3 209.22 164.04 1194.18 45.75 0.00 0.00 0.00 0.00 04:52:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 04:52:01 ens3 61.29 43.21 51.96 17.88 0.00 0.00 0.00 0.00 04:53:01 lo 0.60 0.60 0.06 0.06 0.00 0.00 0.00 0.00 04:53:01 ens3 538.99 372.97 2676.87 108.33 0.00 0.00 0.00 0.00 Average: lo 0.48 0.48 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 227.05 160.96 1294.38 48.62 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5451) 12/16/23 _x86_64_ (4 CPU) 04:48:23 LINUX RESTART (4 CPU) 04:49:01 CPU %user %nice %system %iowait %steal %idle 04:50:01 all 22.94 0.00 1.66 4.71 0.06 70.64 04:50:01 0 10.83 0.00 1.23 12.72 0.07 75.16 04:50:01 1 26.60 0.00 1.70 1.44 0.05 70.21 04:50:01 2 23.38 0.00 1.65 3.31 0.03 71.62 04:50:01 3 30.88 0.00 2.04 1.42 0.07 65.60 04:51:01 all 47.56 0.00 1.40 1.58 0.08 49.37 04:51:01 0 38.97 0.00 1.56 2.33 0.07 57.09 04:51:01 1 45.94 0.00 0.87 1.80 0.07 51.32 04:51:01 2 39.98 0.00 1.58 2.03 0.10 56.31 04:51:01 3 65.33 0.00 1.59 0.18 0.10 32.80 04:52:01 all 32.73 0.00 0.57 1.17 0.07 65.46 04:52:01 0 29.15 0.00 0.52 0.12 0.07 70.15 04:52:01 1 52.39 0.00 0.55 0.89 0.08 46.09 04:52:01 2 39.03 0.00 0.80 0.39 0.08 59.70 04:52:01 3 10.32 0.00 0.44 3.29 0.03 85.92 04:53:01 all 41.55 0.00 1.23 0.73 0.10 56.40 04:53:01 0 29.92 0.00 1.30 1.74 0.10 66.93 04:53:01 1 53.18 0.00 1.92 0.18 0.12 44.59 04:53:01 2 41.83 0.00 0.87 0.74 0.12 56.45 04:53:01 3 41.25 0.00 0.82 0.25 0.07 57.61 Average: all 36.20 0.00 1.22 2.05 0.08 60.47 Average: 0 27.24 0.00 1.15 4.21 0.08 67.32 Average: 1 44.52 0.00 1.26 1.08 0.08 53.06 Average: 2 36.05 0.00 1.23 1.61 0.08 61.03 Average: 3 36.96 0.00 1.22 1.28 0.07 60.46