---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2100 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 392 1205 0 2345 3284 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:0d:70:41 brd ff:ff:ff:ff:ff:ff inet 10.32.6.16/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85965sec preferred_lft 85965sec inet6 fe80::f816:3eff:fe0d:7041/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2100) 02/17/24 _x86_64_ (4 CPU) 20:22:48 LINUX RESTART (4 CPU) 20:23:01 tps rtps wtps bread/s bwrtn/s 20:24:01 100.05 50.14 49.91 2424.13 6723.95 20:25:01 81.54 29.08 52.46 1623.73 10666.62 20:26:01 10.41 0.02 10.40 0.13 477.71 20:27:01 34.21 6.08 28.13 593.23 3627.53 20:28:01 7.78 4.48 3.30 142.51 251.82 20:29:01 20.36 3.22 17.15 90.25 1861.42 Average: 42.39 15.50 26.89 812.31 3934.75 20:23:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:24:01 1814364 3415568 2224280 55.07 49592 1706468 575232 11.31 505284 1545516 161104 20:25:01 1499456 3260820 2539188 62.87 58820 1850132 728880 14.33 676588 1673304 5776 20:26:01 1485708 3253000 2552936 63.21 59764 1854368 742036 14.59 685312 1676796 1508 20:27:01 781512 2672852 3257132 80.65 62764 1971556 1320404 25.96 1283252 1772812 4812 20:28:01 470964 2366996 3567680 88.34 62876 1975920 1562696 30.72 1605824 1757888 188 20:29:01 588808 2679736 3449836 85.42 65128 2164740 1168308 22.97 1368308 1872212 136648 Average: 1106802 2941495 2931842 72.59 59824 1920531 1016259 19.98 1020761 1716421 51673 20:23:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:24:01 lo 1.20 1.20 0.11 0.11 0.00 0.00 0.00 0.00 20:24:01 ens3 351.92 224.26 1548.44 61.93 0.00 0.00 0.00 0.00 20:25:01 lo 1.60 1.60 0.15 0.15 0.00 0.00 0.00 0.00 20:25:01 ens3 140.06 126.13 786.81 29.01 0.00 0.00 0.00 0.00 20:26:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 20:26:01 ens3 56.93 81.54 69.17 13.42 0.00 0.00 0.00 0.00 20:27:01 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 20:27:01 ens3 249.94 301.13 1629.94 42.72 0.00 0.00 0.00 0.00 20:28:01 lo 10.70 10.70 3.95 3.95 0.00 0.00 0.00 0.00 20:28:01 ens3 3.15 2.57 0.65 0.66 0.00 0.00 0.00 0.00 20:29:01 lo 19.10 19.10 4.08 4.08 0.00 0.00 0.00 0.00 20:29:01 ens3 196.60 201.60 891.73 35.85 0.00 0.00 0.00 0.00 Average: lo 5.57 5.57 1.39 1.39 0.00 0.00 0.00 0.00 Average: ens3 166.43 156.20 821.10 30.60 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2100) 02/17/24 _x86_64_ (4 CPU) 20:22:48 LINUX RESTART (4 CPU) 20:23:01 CPU %user %nice %system %iowait %steal %idle 20:24:01 all 22.55 0.00 1.86 2.63 0.06 72.90 20:24:01 0 12.92 0.00 1.14 3.36 0.05 82.54 20:24:01 1 26.96 0.00 2.11 5.75 0.07 65.12 20:24:01 2 24.80 0.00 1.92 0.80 0.07 72.41 20:24:01 3 25.54 0.00 2.28 0.64 0.07 71.48 20:25:01 all 17.00 0.00 0.92 1.42 0.06 80.59 20:25:01 0 17.00 0.00 1.21 2.60 0.05 79.14 20:25:01 1 11.39 0.00 0.57 2.44 0.05 85.55 20:25:01 2 10.96 0.00 0.58 0.28 0.07 88.11 20:25:01 3 28.65 0.00 1.33 0.37 0.08 69.56 20:26:01 all 4.67 0.00 0.18 0.03 0.03 95.09 20:26:01 0 2.84 0.00 0.05 0.02 0.02 97.08 20:26:01 1 5.03 0.00 0.10 0.10 0.02 94.75 20:26:01 2 7.85 0.00 0.30 0.00 0.03 91.81 20:26:01 3 2.97 0.00 0.27 0.00 0.03 96.73 20:27:01 all 16.50 0.00 0.73 0.22 0.05 82.51 20:27:01 0 14.83 0.00 0.55 0.15 0.03 84.44 20:27:01 1 18.06 0.00 0.80 0.27 0.05 80.82 20:27:01 2 19.01 0.00 1.15 0.40 0.05 79.39 20:27:01 3 14.08 0.00 0.38 0.07 0.07 85.40 20:28:01 all 13.56 0.00 0.51 0.10 0.04 85.80 20:28:01 0 13.38 0.00 0.63 0.22 0.03 85.74 20:28:01 1 13.85 0.00 0.45 0.10 0.03 85.57 20:28:01 2 15.33 0.00 0.25 0.02 0.05 84.35 20:28:01 3 11.67 0.00 0.69 0.07 0.03 87.53 20:29:01 all 10.02 0.00 0.89 0.14 0.05 88.90 20:29:01 0 11.84 0.00 0.73 0.25 0.05 87.13 20:29:01 1 7.52 0.00 0.80 0.02 0.07 91.60 20:29:01 2 10.20 0.00 0.67 0.21 0.03 88.88 20:29:01 3 10.55 0.00 1.38 0.08 0.05 87.93 Average: all 14.04 0.00 0.85 0.76 0.05 84.31 Average: 0 12.12 0.00 0.72 1.10 0.04 86.03 Average: 1 13.78 0.00 0.80 1.44 0.05 83.93 Average: 2 14.68 0.00 0.81 0.29 0.05 84.17 Average: 3 15.57 0.00 1.05 0.20 0.06 83.12