---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-743 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: 2800.022 BogoMIPS: 5600.04 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 421 1215 0 2306 3255 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:7a:bf:36 brd ff:ff:ff:ff:ff:ff inet 10.32.7.191/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86038sec preferred_lft 86038sec inet6 fe80::f816:3eff:fe7a:bf36/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-743) 02/03/24 _x86_64_ (4 CPU) 16:36:41 LINUX RESTART (4 CPU) 16:37:01 tps rtps wtps bread/s bwrtn/s 16:38:01 74.60 21.80 52.81 1172.20 6230.43 16:39:01 78.72 29.00 49.73 1622.66 10140.84 16:40:01 8.18 0.02 8.17 0.13 315.15 16:41:01 36.12 10.51 25.61 792.00 3144.02 16:42:01 37.61 4.37 33.24 125.45 3378.50 Average: 47.05 13.14 33.91 742.49 4641.74 16:37:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:38:01 1691296 3322936 2347348 58.12 51996 1733408 640652 12.59 601056 1569952 182588 16:39:01 1489152 3248792 2549492 63.13 58720 1848588 714904 14.05 688228 1672188 1684 16:40:01 1476588 3242244 2562056 63.44 59704 1852876 723988 14.23 695952 1675684 2424 16:41:01 713528 2594576 3325116 82.33 62560 1961804 1326172 26.07 1397000 1727164 7092 16:42:01 1206368 3287048 2832276 70.13 68344 2150604 664240 13.06 766232 1856784 149208 Average: 1315386 3139119 2723258 67.43 60265 1909456 813991 16.00 829694 1700354 68599 16:37:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:38:01 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 16:38:01 ens3 80.25 75.49 1076.36 13.47 0.00 0.00 0.00 0.00 16:39:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 16:39:01 ens3 108.77 108.88 642.94 18.58 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 53.82 77.39 70.43 12.41 0.00 0.00 0.00 0.00 16:41:01 lo 0.60 0.60 0.05 0.05 0.00 0.00 0.00 0.00 16:41:01 ens3 212.78 261.28 1400.61 36.99 0.00 0.00 0.00 0.00 16:42:01 lo 119.73 119.73 36.28 36.28 0.00 0.00 0.00 0.00 16:42:01 ens3 255.11 257.37 1227.55 52.29 0.00 0.00 0.00 0.00 Average: lo 24.59 24.59 7.31 7.31 0.00 0.00 0.00 0.00 Average: ens3 142.15 156.09 883.59 26.75 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-743) 02/03/24 _x86_64_ (4 CPU) 16:36:41 LINUX RESTART (4 CPU) 16:37:01 CPU %user %nice %system %iowait %steal %idle 16:38:01 all 20.18 0.00 1.34 2.32 0.05 76.11 16:38:01 0 34.17 0.00 2.10 0.77 0.07 62.90 16:38:01 1 11.97 0.00 0.75 0.20 0.05 87.02 16:38:01 2 29.02 0.00 1.44 0.77 0.07 68.71 16:38:01 3 5.52 0.00 1.08 7.54 0.02 85.83 16:39:01 all 14.10 0.00 0.84 1.16 0.04 83.86 16:39:01 0 10.81 0.00 0.72 0.88 0.03 87.55 16:39:01 1 11.61 0.00 0.23 0.10 0.03 88.02 16:39:01 2 25.53 0.00 1.49 0.07 0.07 72.85 16:39:01 3 8.48 0.00 0.90 3.55 0.03 87.04 16:40:01 all 4.57 0.00 0.19 0.03 0.02 95.19 16:40:01 0 6.81 0.00 0.31 0.00 0.02 92.86 16:40:01 1 3.20 0.00 0.18 0.00 0.00 96.62 16:40:01 2 5.95 0.00 0.13 0.00 0.02 93.90 16:40:01 3 2.32 0.00 0.12 0.12 0.00 97.45 16:41:01 all 24.19 0.00 0.88 0.35 0.05 74.53 16:41:01 0 21.54 0.00 1.12 0.45 0.05 76.84 16:41:01 1 26.63 0.00 0.92 0.28 0.05 72.12 16:41:01 2 25.52 0.00 0.85 0.03 0.07 73.52 16:41:01 3 23.08 0.00 0.67 0.65 0.05 75.55 16:42:01 all 28.74 0.00 1.38 0.43 0.07 69.38 16:42:01 0 39.66 0.00 1.67 0.45 0.07 58.15 16:42:01 1 25.27 0.00 1.02 0.00 0.07 73.65 16:42:01 2 28.70 0.00 1.80 0.07 0.07 69.36 16:42:01 3 21.34 0.00 1.02 1.22 0.05 76.37 Average: all 18.35 0.00 0.93 0.86 0.04 79.82 Average: 0 22.56 0.00 1.18 0.51 0.05 75.70 Average: 1 15.72 0.00 0.62 0.12 0.04 83.50 Average: 2 22.95 0.00 1.14 0.19 0.06 75.67 Average: 3 12.14 0.00 0.76 2.62 0.03 84.45