---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2080 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 40% / 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 429 1206 0 2307 3247 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:24:c6:69 brd ff:ff:ff:ff:ff:ff inet 10.32.7.71/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86039sec preferred_lft 86039sec inet6 fe80::f816:3eff:fe24:c669/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2080) 02/17/24 _x86_64_ (4 CPU) 16:36:46 LINUX RESTART (4 CPU) 16:37:01 tps rtps wtps bread/s bwrtn/s 16:38:01 93.67 42.09 51.57 1918.88 6595.17 16:39:01 78.16 28.96 49.20 1621.19 9866.44 16:40:01 10.33 0.02 10.31 0.13 471.39 16:41:01 37.21 8.07 29.15 687.75 3207.20 16:42:01 37.23 6.80 30.43 229.70 3094.15 Average: 51.32 17.19 34.13 891.56 4647.04 16:37:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:38:01 1760272 3372880 2278372 56.41 50064 1717448 583296 11.47 548316 1556196 167748 16:39:01 1411360 3170976 2627284 65.05 58704 1848408 782428 15.38 765580 1672700 5528 16:40:01 1392832 3158280 2645812 65.51 59528 1852684 794644 15.62 779064 1676084 1580 16:41:01 772564 2650892 3266080 80.87 62520 1959056 1337476 26.29 1313124 1752712 5020 16:42:01 1234112 3311528 2804532 69.44 66164 2149236 628512 12.35 740004 1855524 112892 Average: 1314228 3132911 2724416 67.46 59396 1905366 825271 16.22 829218 1702643 58554 16:37:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:38:01 lo 1.13 1.13 0.10 0.10 0.00 0.00 0.00 0.00 16:38:01 ens3 241.86 164.07 1412.03 51.49 0.00 0.00 0.00 0.00 16:39:01 lo 1.60 1.60 0.15 0.15 0.00 0.00 0.00 0.00 16:39:01 ens3 123.18 116.81 672.29 26.30 0.00 0.00 0.00 0.00 16:40:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 16:40:01 ens3 56.72 81.52 69.79 13.10 0.00 0.00 0.00 0.00 16:41:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 16:41:01 ens3 230.81 282.67 1411.75 39.92 0.00 0.00 0.00 0.00 16:42:01 lo 119.91 119.91 36.28 36.28 0.00 0.00 0.00 0.00 16:42:01 ens3 195.83 228.16 1212.49 36.26 0.00 0.00 0.00 0.00 Average: lo 24.68 24.68 7.32 7.32 0.00 0.00 0.00 0.00 Average: ens3 169.68 174.65 955.66 33.41 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2080) 02/17/24 _x86_64_ (4 CPU) 16:36:46 LINUX RESTART (4 CPU) 16:37:01 CPU %user %nice %system %iowait %steal %idle 16:38:01 all 21.92 0.00 1.62 2.65 0.05 73.77 16:38:01 0 32.23 0.00 1.88 0.75 0.05 65.09 16:38:01 1 26.47 0.00 1.70 1.05 0.05 70.72 16:38:01 2 23.45 0.00 1.89 1.29 0.07 73.31 16:38:01 3 5.53 0.00 0.97 7.50 0.05 85.96 16:39:01 all 15.74 0.00 0.89 1.32 0.05 81.99 16:39:01 0 16.82 0.00 0.65 1.07 0.03 81.43 16:39:01 1 20.82 0.00 1.14 1.17 0.05 76.82 16:39:01 2 15.68 0.00 1.32 1.49 0.05 81.46 16:39:01 3 9.64 0.00 0.47 1.60 0.05 88.24 16:40:01 all 4.22 0.00 0.20 0.06 0.03 95.48 16:40:01 0 3.35 0.00 0.03 0.00 0.02 96.60 16:40:01 1 7.07 0.00 0.65 0.02 0.03 92.23 16:40:01 2 0.65 0.00 0.05 0.13 0.03 99.13 16:40:01 3 5.82 0.00 0.08 0.10 0.03 93.96 16:41:01 all 18.57 0.00 0.69 0.49 0.05 80.20 16:41:01 0 19.76 0.00 0.70 0.37 0.05 79.12 16:41:01 1 18.51 0.00 0.74 0.80 0.03 79.92 16:41:01 2 15.97 0.00 0.75 0.55 0.05 82.67 16:41:01 3 20.04 0.00 0.55 0.23 0.05 79.13 16:42:01 all 30.19 0.00 1.18 0.52 0.07 68.04 16:42:01 0 37.08 0.00 0.98 0.12 0.08 61.74 16:42:01 1 28.29 0.00 1.08 0.83 0.07 69.72 16:42:01 2 30.58 0.00 1.65 1.04 0.08 66.64 16:42:01 3 24.86 0.00 1.01 0.12 0.07 73.95 Average: all 18.13 0.00 0.92 1.01 0.05 79.89 Average: 0 21.85 0.00 0.85 0.46 0.05 76.80 Average: 1 20.24 0.00 1.06 0.78 0.05 77.87 Average: 2 17.26 0.00 1.13 0.90 0.06 80.65 Average: 3 13.20 0.00 0.62 1.91 0.05 84.23