---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2140 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.8G 12G 41% / 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 698 872 0 2372 2976 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:61:e7:6e brd ff:ff:ff:ff:ff:ff inet 10.32.6.78/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85927sec preferred_lft 85927sec inet6 fe80::f816:3eff:fe61:e76e/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-2140) 12/09/23 _x86_64_ (4 CPU) 10:45:51 LINUX RESTART (4 CPU) 10:46:01 tps rtps wtps bread/s bwrtn/s 10:47:01 112.88 67.18 45.70 4540.49 6996.87 10:48:01 76.09 11.85 64.24 238.49 13198.47 10:49:01 12.00 0.97 11.03 20.66 917.05 10:50:01 33.33 0.02 33.31 0.13 3938.14 10:51:01 16.45 7.43 9.02 437.53 578.70 10:52:01 3.07 0.05 3.02 1.33 64.79 10:53:01 41.35 4.80 36.55 178.74 10585.14 Average: 42.17 13.19 28.98 773.99 5182.91 10:46:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:47:01 1842576 3398512 2196068 54.38 48700 1663988 576444 11.33 522376 1503680 143628 10:48:01 1465744 3223160 2572900 63.71 58668 1845448 745368 14.65 716200 1667144 14484 10:49:01 1442760 3207140 2595884 64.28 59976 1850164 767836 15.09 733336 1670720 1772 10:50:01 1277932 3156280 2760712 68.36 63028 1957528 771812 15.17 787404 1773252 4684 10:51:01 327480 2227828 3711164 91.89 63524 1977968 1700576 33.43 1744088 1760580 40 10:52:01 851300 2753752 3187344 78.92 63888 1979760 1187400 23.34 1223904 1759328 1644 10:53:01 960612 3106372 3078032 76.21 69540 2212164 781996 15.37 1009928 1855232 42044 Average: 1166915 3010435 2871729 71.11 61046 1926717 933062 18.34 962462 1712848 29757 10:46:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:47:01 ens3 342.20 220.11 1354.09 61.37 0.00 0.00 0.00 0.00 10:47:01 lo 0.93 0.93 0.09 0.09 0.00 0.00 0.00 0.00 10:48:01 ens3 120.61 117.00 1086.22 24.80 0.00 0.00 0.00 0.00 10:48:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 10:49:01 ens3 54.52 79.22 66.14 12.52 0.00 0.00 0.00 0.00 10:49:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 10:50:01 ens3 243.71 296.93 1781.78 40.63 0.00 0.00 0.00 0.00 10:50:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 10:51:01 ens3 60.94 44.04 102.73 11.48 0.00 0.00 0.00 0.00 10:51:01 lo 8.65 8.65 2.46 2.46 0.00 0.00 0.00 0.00 10:52:01 ens3 27.00 25.85 19.01 5.84 0.00 0.00 0.00 0.00 10:52:01 lo 21.25 21.25 3.81 3.81 0.00 0.00 0.00 0.00 10:53:01 ens3 431.29 354.70 1393.82 180.61 0.00 0.00 0.00 0.00 10:53:01 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 Average: ens3 182.91 162.56 829.14 48.18 0.00 0.00 0.00 0.00 Average: lo 4.74 4.74 0.94 0.94 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2140) 12/09/23 _x86_64_ (4 CPU) 10:45:51 LINUX RESTART (4 CPU) 10:46:01 CPU %user %nice %system %iowait %steal %idle 10:47:01 all 21.63 0.00 1.97 3.12 0.05 73.22 10:47:01 0 17.39 0.00 1.42 2.84 0.03 78.32 10:47:01 1 19.27 0.00 1.92 2.14 0.07 76.60 10:47:01 2 10.67 0.00 1.46 1.12 0.03 86.72 10:47:01 3 39.19 0.00 3.08 6.40 0.07 51.26 10:48:01 all 19.37 0.00 1.17 1.27 0.05 78.14 10:48:01 0 12.55 0.00 0.78 3.06 0.05 83.56 10:48:01 1 34.45 0.00 1.99 0.52 0.07 62.98 10:48:01 2 21.76 0.00 1.47 1.42 0.05 75.30 10:48:01 3 8.74 0.00 0.45 0.05 0.03 90.72 10:49:01 all 4.44 0.00 0.24 0.08 0.03 95.21 10:49:01 0 7.45 0.00 0.42 0.00 0.03 92.10 10:49:01 1 3.85 0.00 0.25 0.15 0.03 95.71 10:49:01 2 5.01 0.00 0.28 0.17 0.03 94.50 10:49:01 3 1.47 0.00 0.03 0.02 0.02 98.47 10:50:01 all 7.93 0.00 0.59 0.37 0.03 91.08 10:50:01 0 11.67 0.00 0.74 0.41 0.03 87.14 10:50:01 1 4.84 0.00 0.47 0.72 0.03 93.95 10:50:01 2 9.50 0.00 0.85 0.00 0.05 89.60 10:50:01 3 5.66 0.00 0.27 0.33 0.02 93.73 10:51:01 all 24.74 0.00 0.71 0.28 0.05 74.22 10:51:01 0 22.73 0.00 0.78 0.10 0.05 76.34 10:51:01 1 25.71 0.00 0.94 0.18 0.05 73.12 10:51:01 2 24.02 0.00 0.63 0.15 0.05 75.15 10:51:01 3 26.52 0.00 0.52 0.66 0.07 72.23 10:52:01 all 5.10 0.00 0.39 0.02 0.03 94.46 10:52:01 0 4.52 0.00 0.60 0.00 0.03 94.85 10:52:01 1 5.92 0.00 0.37 0.00 0.03 93.68 10:52:01 2 6.23 0.00 0.31 0.00 0.03 93.42 10:52:01 3 3.72 0.00 0.28 0.05 0.02 95.93 10:53:01 all 28.41 0.00 1.19 0.47 0.06 69.86 10:53:01 0 35.01 0.00 1.27 0.13 0.07 63.52 10:53:01 1 25.45 0.00 1.04 0.07 0.05 73.40 10:53:01 2 28.00 0.00 1.39 0.63 0.07 69.91 10:53:01 3 25.16 0.00 1.09 1.07 0.05 72.64 Average: all 15.94 0.00 0.90 0.80 0.04 82.32 Average: 0 15.90 0.00 0.86 0.93 0.04 82.27 Average: 1 17.05 0.00 0.99 0.54 0.05 81.37 Average: 2 15.02 0.00 0.91 0.50 0.05 83.53 Average: 3 15.78 0.00 0.82 1.23 0.04 82.14