---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1985 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: 2800.000 BogoMIPS: 5600.00 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.7G 12G 40% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 447 5226 0 2301 7245 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:74:2b:03 brd ff:ff:ff:ff:ff:ff inet 10.32.6.141/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85935sec preferred_lft 85935sec inet6 fe80::f816:3eff:fe74:2b03/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1985) 08/02/25 _x86_64_ (4 CPU) 16:37:00 LINUX RESTART (4 CPU) 16:37:01 tps rtps wtps bread/s bwrtn/s 16:38:02 189.35 110.91 78.44 5448.43 39778.59 16:39:01 57.47 0.22 57.25 27.11 9635.51 16:40:01 65.53 29.65 35.88 1628.25 6837.91 16:41:01 9.86 0.97 8.90 20.66 330.69 16:42:01 39.19 7.96 31.22 689.90 3248.52 16:43:01 14.31 3.25 11.06 119.18 1122.75 16:44:01 36.51 4.20 32.31 184.10 6072.72 Average: 58.89 22.50 36.39 1162.32 9574.60 16:37:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:38:02 6083912 7456724 2083500 25.51 35160 1518808 653468 7.09 541304 1381572 64360 16:39:01 5813308 7423508 2354104 28.82 53756 1724500 663536 7.20 586316 1579120 104720 16:40:01 5557560 7300968 2609852 31.95 58732 1847576 776928 8.43 717100 1693680 1840 16:41:01 5547640 7298772 2619772 32.08 60508 1852528 786160 8.53 721428 1697684 2136 16:42:01 4655044 6517864 3512368 43.00 63284 1958056 1406620 15.26 1528600 1773196 2780 16:43:01 4852576 6753888 3314836 40.59 65232 1992672 1189476 12.91 1335372 1764780 7300 16:44:01 5393824 7458476 2773588 33.96 68628 2149508 625168 6.78 681904 1872924 25732 Average: 5414838 7172886 2752574 33.70 57900 1863378 871622 9.46 873146 1680422 29838 16:37:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:38:02 ens3 398.88 200.75 1115.23 61.68 0.00 0.00 0.00 0.00 16:38:02 lo 2.20 2.20 0.20 0.20 0.00 0.00 0.00 0.00 16:39:01 ens3 45.88 34.68 643.03 4.75 0.00 0.00 0.00 0.00 16:39:01 lo 0.34 0.34 0.03 0.03 0.00 0.00 0.00 0.00 16:40:01 ens3 127.20 113.49 945.25 22.80 0.00 0.00 0.00 0.00 16:40:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 16:41:01 ens3 57.51 81.82 63.30 13.13 0.00 0.00 0.00 0.00 16:41:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 16:42:01 ens3 218.24 253.45 1382.83 37.36 0.00 0.00 0.00 0.00 16:42:01 lo 0.60 0.60 0.05 0.05 0.00 0.00 0.00 0.00 16:43:01 ens3 85.14 96.85 442.44 17.10 0.00 0.00 0.00 0.00 16:43:01 lo 121.41 121.41 36.49 36.49 0.00 0.00 0.00 0.00 16:44:01 ens3 153.09 155.06 777.14 36.94 0.00 0.00 0.00 0.00 16:44:01 lo 0.73 0.73 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 155.39 133.96 767.33 27.73 0.00 0.00 0.00 0.00 Average: lo 18.17 18.17 5.30 5.30 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1985) 08/02/25 _x86_64_ (4 CPU) 16:37:00 LINUX RESTART (4 CPU) 16:37:01 CPU %user %nice %system %iowait %steal %idle 16:38:02 all 21.73 0.00 2.94 6.51 2.47 66.35 16:38:02 0 21.14 0.00 2.27 6.01 2.44 68.14 16:38:02 1 20.85 0.00 4.24 9.35 2.10 63.45 16:38:02 2 32.88 0.00 2.33 3.26 3.02 58.51 16:38:02 3 12.02 0.00 2.91 7.39 2.34 75.34 16:39:01 all 19.50 0.00 1.31 2.42 1.24 75.54 16:39:01 0 12.76 0.00 0.88 0.17 0.73 85.46 16:39:01 1 11.77 0.00 1.12 2.11 0.88 84.12 16:39:01 2 24.80 0.00 1.70 6.83 1.72 64.95 16:39:01 3 28.64 0.00 1.54 0.54 1.61 67.67 16:40:01 all 16.99 0.00 1.04 1.65 2.02 78.30 16:40:01 0 22.56 0.00 0.78 1.22 1.45 73.99 16:40:01 1 13.37 0.00 0.91 1.93 1.68 82.11 16:40:01 2 18.83 0.00 1.23 2.65 2.24 75.05 16:40:01 3 13.24 0.00 1.22 0.81 2.73 81.99 16:41:01 all 5.11 0.00 0.48 0.12 1.48 92.82 16:41:01 0 2.20 0.00 0.12 0.27 0.80 96.62 16:41:01 1 6.58 0.00 0.61 0.10 1.53 91.18 16:41:01 2 8.45 0.00 0.71 0.08 1.80 88.95 16:41:01 3 3.22 0.00 0.50 0.03 1.78 94.47 16:42:01 all 30.07 0.00 1.46 0.90 4.44 63.13 16:42:01 0 30.88 0.00 1.54 0.87 4.09 62.61 16:42:01 1 28.85 0.00 1.58 1.20 4.84 63.53 16:42:01 2 27.36 0.00 1.30 1.38 4.14 65.82 16:42:01 3 33.17 0.00 1.44 0.12 4.69 60.59 16:43:01 all 36.29 0.00 1.44 0.20 5.36 56.71 16:43:01 0 34.74 0.00 1.46 0.39 4.98 58.43 16:43:01 1 36.39 0.00 1.57 0.08 5.30 56.66 16:43:01 2 37.64 0.00 1.32 0.24 5.71 55.08 16:43:01 3 36.36 0.00 1.44 0.08 5.46 56.65 16:44:01 all 22.98 0.00 1.21 1.28 2.29 72.24 16:44:01 0 34.24 0.00 1.46 2.70 3.07 58.53 16:44:01 1 38.43 0.00 1.52 1.14 2.42 56.49 16:44:01 2 4.69 0.00 0.59 1.18 2.04 91.50 16:44:01 3 14.57 0.00 1.24 0.10 1.59 82.50 Average: all 21.85 0.00 1.41 1.86 2.77 72.11 Average: 0 22.72 0.00 1.22 1.66 2.52 71.88 Average: 1 22.41 0.00 1.65 2.26 2.69 70.99 Average: 2 22.11 0.00 1.31 2.22 2.96 71.40 Average: 3 20.17 0.00 1.47 1.29 2.89 74.17