---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3620 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.7G 12G 41% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 397 1193 0 2352 3280 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 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:2a:c4:60 brd ff:ff:ff:ff:ff:ff inet 10.32.7.69/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86076sec preferred_lft 86076sec inet6 fe80::f816:3eff:fe2a:c460/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3620) 01/13/24 _x86_64_ (4 CPU) 15:07:52 LINUX RESTART (4 CPU) 15:08:01 tps rtps wtps bread/s bwrtn/s 15:09:02 115.35 67.29 48.06 4542.84 12516.98 15:10:01 85.68 29.49 56.19 1649.62 10612.30 15:11:01 12.21 0.02 12.20 0.13 1025.96 15:12:01 22.31 0.47 21.85 44.13 6898.18 15:13:01 49.04 2.48 46.56 150.51 6310.15 Average: 56.82 19.92 36.91 1276.20 7462.22 15:08:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:09:02 1801128 3364144 2237516 55.40 48800 1670636 598696 11.77 555676 1510720 149672 15:10:01 1520480 3272436 2518164 62.35 58168 1841828 696388 13.69 663196 1666112 21512 15:11:01 1506184 3264292 2532460 62.71 59208 1846160 705308 13.86 672976 1669628 1592 15:12:01 1235728 3199424 2802916 69.40 60992 2045988 762648 14.99 738004 1866036 2980 15:13:01 1245440 3380896 2793204 69.16 69128 2204496 568304 11.17 596404 1988292 55592 Average: 1461792 3296238 2576852 63.80 59259 1921822 666269 13.10 645251 1740158 46270 15:08:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:09:02 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 15:09:02 ens3 326.13 206.98 1391.81 59.27 0.00 0.00 0.00 0.00 15:10:01 lo 1.42 1.42 0.14 0.14 0.00 0.00 0.00 0.00 15:10:01 ens3 128.76 110.66 853.00 24.20 0.00 0.00 0.00 0.00 15:11:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 15:11:01 ens3 55.09 78.24 69.86 12.61 0.00 0.00 0.00 0.00 15:12:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 15:12:01 ens3 457.39 404.68 3343.56 43.32 0.00 0.00 0.00 0.00 15:13:01 lo 0.93 0.93 0.09 0.09 0.00 0.00 0.00 0.00 15:13:01 ens3 213.20 232.44 845.98 48.99 0.00 0.00 0.00 0.00 Average: lo 0.82 0.82 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 236.47 206.92 1302.34 37.72 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3620) 01/13/24 _x86_64_ (4 CPU) 15:07:52 LINUX RESTART (4 CPU) 15:08:01 CPU %user %nice %system %iowait %steal %idle 15:09:02 all 20.71 0.00 1.78 3.27 0.05 74.20 15:09:02 0 16.62 0.00 1.59 2.60 0.03 79.16 15:09:02 1 32.91 0.00 2.05 0.80 0.05 64.19 15:09:02 2 11.33 0.00 1.61 7.66 0.05 79.35 15:09:02 3 21.93 0.00 1.87 2.05 0.02 74.13 15:10:01 all 16.13 0.00 0.91 1.92 0.04 81.01 15:10:01 0 6.75 0.00 0.49 1.00 0.05 91.70 15:10:01 1 17.49 0.00 1.07 1.36 0.03 80.05 15:10:01 2 9.42 0.00 0.75 3.98 0.05 85.80 15:10:01 3 30.80 0.00 1.32 1.36 0.05 66.47 15:11:01 all 4.62 0.00 0.21 0.08 0.03 95.05 15:11:01 0 1.87 0.00 0.12 0.18 0.02 97.82 15:11:01 1 4.02 0.00 0.30 0.00 0.02 95.66 15:11:01 2 3.72 0.00 0.35 0.15 0.03 95.74 15:11:01 3 8.88 0.00 0.05 0.00 0.03 91.03 15:12:01 all 6.25 0.00 0.61 0.15 0.03 92.96 15:12:01 0 8.40 0.00 0.67 0.32 0.05 90.56 15:12:01 1 4.97 0.00 0.53 0.02 0.02 94.46 15:12:01 2 7.45 0.00 0.82 0.23 0.05 91.45 15:12:01 3 4.18 0.00 0.43 0.02 0.03 95.33 15:13:01 all 19.74 0.00 1.30 1.29 0.04 77.64 15:13:01 0 14.44 0.00 1.57 1.09 0.05 82.86 15:13:01 1 32.82 0.00 1.28 0.15 0.03 65.71 15:13:01 2 9.15 0.00 1.29 3.56 0.03 85.97 15:13:01 3 22.49 0.00 1.09 0.37 0.05 76.01 Average: all 13.48 0.00 0.96 1.34 0.04 84.18 Average: 0 9.62 0.00 0.89 1.04 0.04 88.41 Average: 1 18.45 0.00 1.05 0.46 0.03 80.01 Average: 2 8.21 0.00 0.96 3.11 0.04 87.67 Average: 3 17.60 0.00 0.95 0.76 0.04 80.65