---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2117 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 445 1205 0 2293 3231 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:55:51:a9 brd ff:ff:ff:ff:ff:ff inet 10.32.7.93/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86059sec preferred_lft 86059sec inet6 fe80::f816:3eff:fe55:51a9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2117) 02/17/24 _x86_64_ (4 CPU) 23:17:47 LINUX RESTART (4 CPU) 23:18:01 tps rtps wtps bread/s bwrtn/s 23:19:02 97.48 46.28 51.21 2084.59 6715.81 23:20:01 82.97 29.57 53.40 1651.25 11036.10 23:21:01 10.13 0.00 10.13 0.00 480.32 23:22:01 38.24 10.58 27.66 721.48 3101.35 23:23:01 40.33 4.43 35.89 188.64 3355.97 Average: 53.73 18.13 35.60 926.77 4917.52 23:18:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:19:02 1773368 3372984 2265276 56.09 49772 1704816 601456 11.82 547940 1543952 160928 23:20:01 1450280 3209464 2588364 64.09 58788 1848120 753920 14.82 728304 1671636 5800 23:21:01 1433052 3198312 2605592 64.52 59612 1852468 754948 14.84 739768 1675272 1408 23:22:01 506772 2382420 3531872 87.45 62140 1956500 1464716 28.79 1587584 1740396 2760 23:23:01 1202028 3271360 2836616 70.24 69484 2138148 670740 13.18 779592 1847144 143368 Average: 1273100 3086908 2765544 68.48 59959 1900010 849156 16.69 876638 1695680 62853 23:18:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:19:02 lo 1.13 1.13 0.10 0.10 0.00 0.00 0.00 0.00 23:19:02 ens3 380.79 250.92 1519.23 64.12 0.00 0.00 0.00 0.00 23:20:01 lo 1.63 1.63 0.15 0.15 0.00 0.00 0.00 0.00 23:20:01 ens3 108.76 109.29 784.63 24.18 0.00 0.00 0.00 0.00 23:21:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 23:21:01 ens3 56.21 80.80 71.53 12.93 0.00 0.00 0.00 0.00 23:22:01 lo 52.96 52.96 19.82 19.82 0.00 0.00 0.00 0.00 23:22:01 ens3 232.94 271.44 1358.01 40.50 0.00 0.00 0.00 0.00 23:23:01 lo 68.06 68.06 16.63 16.63 0.00 0.00 0.00 0.00 23:23:01 ens3 315.70 292.90 1153.63 64.86 0.00 0.00 0.00 0.00 Average: lo 24.89 24.89 7.37 7.37 0.00 0.00 0.00 0.00 Average: ens3 219.25 201.38 978.05 41.38 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2117) 02/17/24 _x86_64_ (4 CPU) 23:17:47 LINUX RESTART (4 CPU) 23:18:01 CPU %user %nice %system %iowait %steal %idle 23:19:02 all 22.72 0.00 1.81 2.62 0.06 72.80 23:19:02 0 6.62 0.00 1.28 7.00 0.03 85.06 23:19:02 1 51.48 0.00 2.94 1.91 0.10 43.57 23:19:02 2 10.25 0.00 1.25 1.07 0.03 87.39 23:19:02 3 22.76 0.00 1.74 0.50 0.07 74.93 23:20:01 all 16.66 0.00 0.86 1.43 0.05 81.01 23:20:01 0 7.50 0.00 0.24 1.95 0.02 90.29 23:20:01 1 32.14 0.00 1.47 0.10 0.05 66.24 23:20:01 2 8.35 0.00 0.68 1.79 0.05 89.13 23:20:01 3 18.67 0.00 1.05 1.89 0.07 78.32 23:21:01 all 4.17 0.00 0.20 0.03 0.03 95.56 23:21:01 0 1.00 0.00 0.08 0.12 0.03 98.77 23:21:01 1 4.64 0.00 0.30 0.00 0.05 95.01 23:21:01 2 6.65 0.00 0.05 0.00 0.02 93.28 23:21:01 3 4.41 0.00 0.38 0.00 0.03 95.17 23:22:01 all 31.58 0.00 1.03 0.38 0.07 66.94 23:22:01 0 30.56 0.00 0.99 0.39 0.07 68.00 23:22:01 1 32.34 0.00 0.92 0.28 0.07 66.39 23:22:01 2 32.77 0.00 0.85 0.75 0.07 65.56 23:22:01 3 30.62 0.00 1.36 0.08 0.08 67.85 23:23:01 all 22.67 0.00 1.28 0.59 0.05 75.40 23:23:01 0 18.46 0.00 1.70 1.97 0.07 77.79 23:23:01 1 27.41 0.00 0.90 0.07 0.05 71.57 23:23:01 2 28.09 0.00 1.47 0.32 0.07 70.06 23:23:01 3 16.70 0.00 1.07 0.02 0.05 82.16 Average: all 19.57 0.00 1.04 1.01 0.05 78.33 Average: 0 12.82 0.00 0.86 2.29 0.04 83.98 Average: 1 29.58 0.00 1.31 0.47 0.06 68.58 Average: 2 17.24 0.00 0.86 0.78 0.05 81.07 Average: 3 18.63 0.00 1.12 0.49 0.06 79.70