---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8405 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 8.7G 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 915 12621 0 2502 14805 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:76:49:90 brd ff:ff:ff:ff:ff:ff inet 10.30.107.238/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86076sec preferred_lft 86076sec inet6 fe80::f816:3eff:fe76:4990/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-8405) 12/30/23 _x86_64_ (4 CPU) 05:17:31 LINUX RESTART (4 CPU) 05:18:02 tps rtps wtps bread/s bwrtn/s 05:19:01 100.00 32.89 67.11 1685.54 22520.79 05:20:01 104.92 10.43 94.48 223.96 29181.00 05:21:01 75.00 7.57 67.44 591.63 25757.44 05:22:01 41.74 4.53 37.21 159.71 18771.00 Average: 80.33 13.78 66.56 660.94 24063.99 05:18:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:19:01 14081628 15620284 2343340 14.27 58344 1683156 733064 4.20 613556 1520524 140380 05:20:01 13329804 15190376 3095164 18.84 73532 1976764 1220004 6.98 1066912 1791504 146848 05:21:01 11830236 13947576 4594732 27.97 76924 2224656 2399404 13.73 2404780 1936656 55644 05:22:01 12961852 15178588 3463116 21.08 79460 2319424 1091516 6.25 1275772 1935792 1252 Average: 13050880 14984206 3374088 20.54 72065 2051000 1360997 7.79 1340255 1796119 86031 05:18:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:19:01 ens3 53.91 38.43 822.00 7.95 0.00 0.00 0.00 0.00 05:19:01 lo 0.88 0.88 0.09 0.09 0.00 0.00 0.00 0.00 05:20:01 ens3 234.16 175.42 2755.59 45.96 0.00 0.00 0.00 0.00 05:20:01 lo 0.93 0.93 0.09 0.09 0.00 0.00 0.00 0.00 05:21:01 ens3 267.92 202.95 1984.06 60.38 0.00 0.00 0.00 0.00 05:21:01 lo 12.78 12.78 8.97 8.97 0.00 0.00 0.00 0.00 05:22:01 ens3 557.57 393.12 708.56 234.66 0.00 0.00 0.00 0.00 05:22:01 lo 109.37 109.37 35.41 35.41 0.00 0.00 0.00 0.00 Average: ens3 279.33 203.17 1570.67 87.57 0.00 0.00 0.00 0.00 Average: lo 31.12 31.12 11.19 11.19 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-8405) 12/30/23 _x86_64_ (4 CPU) 05:17:31 LINUX RESTART (4 CPU) 05:18:02 CPU %user %nice %system %iowait %steal %idle 05:19:01 all 14.77 0.00 1.19 11.20 0.08 72.76 05:19:01 0 4.07 0.00 0.73 12.90 0.07 82.24 05:19:01 1 17.23 0.00 1.34 23.42 0.14 57.88 05:19:01 2 29.00 0.00 1.97 8.08 0.05 60.91 05:19:01 3 8.83 0.00 0.73 0.41 0.08 89.95 05:20:01 all 21.87 0.00 1.40 9.51 0.07 67.15 05:20:01 0 18.88 0.00 1.37 8.21 0.07 71.47 05:20:01 1 27.86 0.00 1.20 4.67 0.07 66.19 05:20:01 2 15.36 0.00 1.49 10.25 0.05 72.86 05:20:01 3 25.39 0.00 1.55 14.91 0.07 58.07 05:21:01 all 43.57 0.00 1.68 11.16 0.08 43.51 05:21:01 0 32.30 0.00 1.02 2.22 0.08 64.38 05:21:01 1 41.57 0.00 0.97 11.59 0.08 45.79 05:21:01 2 52.23 0.00 3.01 14.81 0.10 29.85 05:21:01 3 48.24 0.00 1.67 16.03 0.08 33.98 05:22:01 all 35.16 0.00 1.67 5.22 0.08 57.87 05:22:01 0 36.57 0.00 1.77 9.46 0.07 52.13 05:22:01 1 32.88 0.00 1.47 0.28 0.07 65.30 05:22:01 2 39.58 0.00 1.81 8.77 0.08 49.76 05:22:01 3 31.60 0.00 1.66 2.39 0.08 64.27 Average: all 28.89 0.00 1.49 9.27 0.08 60.28 Average: 0 23.00 0.00 1.22 8.18 0.07 67.52 Average: 1 29.94 0.00 1.24 9.94 0.09 58.79 Average: 2 34.05 0.00 2.07 10.48 0.07 53.33 Average: 3 28.59 0.00 1.40 8.47 0.08 61.46