---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4435 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 638 980 0 2325 3039 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:e4:01:c8 brd ff:ff:ff:ff:ff:ff inet 10.32.6.183/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85976sec preferred_lft 85976sec inet6 fe80::f816:3eff:fee4:1c8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4435) 04/05/25 _x86_64_ (4 CPU) 20:22:51 LINUX RESTART (4 CPU) 20:23:01 tps rtps wtps bread/s bwrtn/s 20:24:02 138.94 54.56 84.39 3605.67 7760.57 20:25:01 82.32 30.19 52.14 1656.81 10328.14 20:26:01 10.56 0.02 10.55 0.13 458.91 20:27:01 38.25 10.42 27.83 732.27 3668.53 20:28:01 2.13 0.08 2.05 2.93 119.71 20:29:01 34.58 6.37 28.21 176.24 5330.18 Average: 51.04 16.90 34.14 1027.22 4594.84 20:23:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:24:02 1788072 3364852 2250580 55.73 51704 1680304 604032 11.87 536288 1539384 175764 20:25:01 1491772 3225712 2546880 63.06 57716 1824032 729172 14.33 689684 1668872 5024 20:26:01 1478416 3219596 2560236 63.39 59644 1828464 733116 14.41 697076 1672540 1616 20:27:01 417324 2284728 3621328 89.67 62160 1948368 1589080 31.24 1665776 1752624 2588 20:28:01 368504 2236172 3670148 90.88 62252 1948448 1646292 32.36 1715868 1750280 248 20:29:01 1077908 3181172 2960744 73.31 65688 2174784 712836 14.01 929396 1821700 138196 Average: 1103666 2918705 2934986 72.67 59861 1900733 1002421 19.70 1039015 1700900 53906 20:23:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:24:02 ens3 392.03 251.77 1597.90 69.27 0.00 0.00 0.00 0.00 20:24:02 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 20:25:01 ens3 136.58 133.83 771.84 26.65 0.00 0.00 0.00 0.00 20:25:01 lo 1.36 1.36 0.13 0.13 0.00 0.00 0.00 0.00 20:26:01 ens3 60.71 87.94 64.19 14.06 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 20:27:01 ens3 230.47 273.67 1588.96 39.17 0.00 0.00 0.00 0.00 20:27:01 lo 3.60 3.60 1.48 1.48 0.00 0.00 0.00 0.00 20:28:01 ens3 3.90 3.03 0.85 0.95 0.00 0.00 0.00 0.00 20:28:01 lo 13.23 13.23 3.52 3.52 0.00 0.00 0.00 0.00 20:29:01 ens3 535.79 432.78 1454.33 184.82 0.00 0.00 0.00 0.00 20:29:01 lo 13.01 13.01 2.93 2.93 0.00 0.00 0.00 0.00 Average: ens3 226.83 197.34 913.36 55.90 0.00 0.00 0.00 0.00 Average: lo 5.43 5.43 1.37 1.37 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4435) 04/05/25 _x86_64_ (4 CPU) 20:22:51 LINUX RESTART (4 CPU) 20:23:01 CPU %user %nice %system %iowait %steal %idle 20:24:02 all 21.28 0.00 1.66 3.95 0.07 73.03 20:24:02 0 32.92 0.00 2.31 5.63 0.07 59.07 20:24:02 1 17.01 0.00 1.08 1.12 0.03 80.76 20:24:02 2 14.24 0.00 1.54 4.13 0.07 80.02 20:24:02 3 20.96 0.00 1.72 4.96 0.10 72.26 20:25:01 all 13.27 0.00 0.69 1.46 0.06 84.53 20:25:01 0 10.15 0.00 0.56 2.80 0.05 86.43 20:25:01 1 14.39 0.00 0.75 1.29 0.05 83.52 20:25:01 2 10.54 0.00 0.64 0.97 0.07 87.78 20:25:01 3 18.02 0.00 0.78 0.76 0.05 80.38 20:26:01 all 3.44 0.00 0.21 0.04 0.04 96.27 20:26:01 0 4.77 0.00 0.08 0.12 0.03 95.00 20:26:01 1 4.13 0.00 0.42 0.00 0.02 95.43 20:26:01 2 3.70 0.00 0.28 0.05 0.05 95.91 20:26:01 3 1.15 0.00 0.07 0.00 0.05 98.73 20:27:01 all 25.78 0.00 0.93 0.30 0.07 72.92 20:27:01 0 26.77 0.00 0.92 0.52 0.07 71.73 20:27:01 1 24.22 0.00 1.07 0.23 0.07 74.41 20:27:01 2 24.15 0.00 1.12 0.33 0.07 74.33 20:27:01 3 28.01 0.00 0.60 0.10 0.07 71.22 20:28:01 all 2.51 0.00 0.33 0.02 0.05 97.09 20:28:01 0 2.05 0.00 0.27 0.02 0.02 97.65 20:28:01 1 3.01 0.00 0.27 0.00 0.05 96.68 20:28:01 2 2.22 0.00 0.37 0.03 0.05 97.33 20:28:01 3 2.75 0.00 0.40 0.03 0.05 96.77 20:29:01 all 27.17 0.00 1.02 0.21 0.06 71.53 20:29:01 0 29.35 0.00 0.92 0.15 0.05 69.53 20:29:01 1 18.69 0.00 1.17 0.27 0.07 79.80 20:29:01 2 27.50 0.00 0.89 0.07 0.07 71.47 20:29:01 3 33.11 0.00 1.17 0.37 0.07 65.30 Average: all 15.57 0.00 0.81 1.00 0.06 82.57 Average: 0 17.68 0.00 0.84 1.53 0.05 79.90 Average: 1 13.57 0.00 0.79 0.48 0.05 85.11 Average: 2 13.72 0.00 0.81 0.93 0.06 84.48 Average: 3 17.33 0.00 0.79 1.04 0.06 80.78