---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-220 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 605 1065 0 2273 3072 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:cb:1a:0d brd ff:ff:ff:ff:ff:ff inet 10.32.7.126/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86054sec preferred_lft 86054sec inet6 fe80::f816:3eff:fecb:1a0d/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-220) 05/03/25 _x86_64_ (4 CPU) 05:14:55 LINUX RESTART (4 CPU) 05:15:01 tps rtps wtps bread/s bwrtn/s 05:16:02 160.69 54.92 105.77 3625.53 42759.42 05:17:01 86.78 30.30 56.48 1658.84 10522.56 05:18:01 9.91 0.00 9.91 0.00 441.85 05:19:01 34.07 10.43 23.64 721.76 3102.83 05:20:01 43.12 6.48 36.64 186.74 8494.24 Average: 66.84 20.39 46.45 1237.07 13071.77 05:15:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:16:02 1822468 3385700 2216176 54.87 50136 1668512 575460 11.31 513052 1529256 167268 05:17:01 1482580 3213560 2556064 63.29 57676 1821120 736804 14.48 700000 1666668 4532 05:18:01 1446268 3184444 2592376 64.19 59568 1825456 773196 15.20 731000 1670252 1284 05:19:01 524032 2371296 3514612 87.02 61948 1928408 1505668 29.60 1574808 1734408 1432 05:20:01 1090560 3140952 2948084 73.00 66012 2122452 730156 14.35 937004 1801144 6412 Average: 1273182 3059190 2765462 68.48 59068 1873190 864257 16.99 891173 1680346 36186 05:15:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:16:02 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 05:16:02 ens3 425.65 280.44 1565.42 71.20 0.00 0.00 0.00 0.00 05:17:01 lo 1.15 1.15 0.12 0.12 0.00 0.00 0.00 0.00 05:17:01 ens3 133.05 130.77 787.92 26.03 0.00 0.00 0.00 0.00 05:18:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 05:18:01 ens3 79.14 116.04 74.77 18.24 0.00 0.00 0.00 0.00 05:19:01 lo 87.10 87.10 32.07 32.07 0.00 0.00 0.00 0.00 05:19:01 ens3 172.09 203.00 1308.69 28.36 0.00 0.00 0.00 0.00 05:20:01 lo 34.11 34.11 4.29 4.29 0.00 0.00 0.00 0.00 05:20:01 ens3 468.78 392.85 1459.93 176.48 0.00 0.00 0.00 0.00 Average: lo 24.86 24.86 7.35 7.35 0.00 0.00 0.00 0.00 Average: ens3 256.15 224.94 1040.18 64.19 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-220) 05/03/25 _x86_64_ (4 CPU) 05:14:55 LINUX RESTART (4 CPU) 05:15:01 CPU %user %nice %system %iowait %steal %idle 05:16:02 all 20.47 0.00 2.06 5.20 0.05 72.23 05:16:02 0 10.39 0.00 1.36 9.19 0.03 79.03 05:16:02 1 11.50 0.00 1.07 2.12 0.03 85.29 05:16:02 2 35.92 0.00 2.93 7.02 0.12 54.01 05:16:02 3 24.07 0.00 2.92 2.47 0.05 70.49 05:17:01 all 14.55 0.00 0.77 1.49 0.05 83.14 05:17:01 0 9.76 0.00 0.64 1.29 0.03 88.28 05:17:01 1 12.45 0.00 0.78 2.04 0.05 84.68 05:17:01 2 8.02 0.00 0.32 1.38 0.03 90.24 05:17:01 3 28.01 0.00 1.29 1.24 0.07 69.39 05:18:01 all 5.02 0.00 0.27 0.02 0.03 94.66 05:18:01 0 7.86 0.00 0.38 0.08 0.03 91.65 05:18:01 1 3.74 0.00 0.32 0.02 0.03 95.90 05:18:01 2 4.95 0.00 0.22 0.02 0.02 94.80 05:18:01 3 3.48 0.00 0.15 0.00 0.03 96.34 05:19:01 all 37.75 0.00 1.37 0.25 0.08 60.55 05:19:01 0 41.45 0.00 0.97 0.27 0.07 57.24 05:19:01 1 38.73 0.00 1.05 0.07 0.07 60.08 05:19:01 2 37.78 0.00 1.74 0.38 0.08 60.02 05:19:01 3 33.08 0.00 1.68 0.30 0.10 64.84 05:20:01 all 28.06 0.00 1.26 0.33 0.07 70.28 05:20:01 0 26.03 0.00 0.53 0.80 0.07 72.57 05:20:01 1 34.96 0.00 1.50 0.42 0.08 63.04 05:20:01 2 22.91 0.00 1.03 0.02 0.07 75.98 05:20:01 3 28.34 0.00 2.00 0.08 0.08 69.50 Average: all 21.18 0.00 1.14 1.46 0.06 76.17 Average: 0 19.07 0.00 0.77 2.32 0.05 77.79 Average: 1 20.29 0.00 0.94 0.93 0.05 77.79 Average: 2 21.98 0.00 1.25 1.76 0.06 74.95 Average: 3 23.39 0.00 1.61 0.81 0.07 74.12