---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2812 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 8.3G 11G 44% / 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 497 4544 0 2934 7186 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:24:61:25 brd ff:ff:ff:ff:ff:ff inet 10.32.7.143/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86022sec preferred_lft 86022sec inet6 fe80::f816:3eff:fe24:6125/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2812) 06/06/26 _x86_64_ (4 CPU) 22:37:56 LINUX RESTART (4 CPU) 22:38:01 tps rtps wtps bread/s bwrtn/s 22:39:01 161.74 76.05 85.69 4585.10 40801.08 22:40:01 55.56 0.17 55.40 21.85 9930.58 22:41:01 78.44 29.76 48.68 1638.39 24120.78 22:42:01 10.03 0.00 10.03 0.00 393.13 22:43:01 45.89 2.15 43.74 115.18 8777.47 22:44:01 27.58 0.70 26.88 77.85 4958.77 Average: 63.21 18.14 45.07 1072.98 14829.90 22:38:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:39:01 5969596 7397744 2197824 26.91 37108 1571316 708916 7.69 604916 1431964 90928 22:40:01 5769304 7477568 2398116 29.36 56852 1813576 606440 6.58 523692 1676964 144824 22:41:01 4937944 7264836 3229476 39.54 59788 2420368 786340 8.53 767808 2246348 1756 22:42:01 4926360 7261008 3241060 39.68 61844 2425072 786340 8.53 773712 2250048 928 22:43:01 4682964 7373424 3484456 42.66 66840 2768592 673852 7.31 679264 2573888 111540 22:44:01 4652184 7355548 3515236 43.04 69304 2778564 692356 7.51 704280 2578300 10748 Average: 5156392 7355021 3011028 36.87 58623 2296248 709041 7.69 675612 2126252 60121 22:38:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:39:01 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 22:39:01 ens3 453.32 253.41 1550.30 65.40 0.00 0.00 0.00 0.00 22:40:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 22:40:01 ens3 39.51 33.56 361.71 4.09 0.00 0.00 0.00 0.00 22:41:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 22:41:01 ens3 378.45 250.61 9334.10 31.71 0.00 0.00 0.00 0.00 22:42:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 22:42:01 ens3 60.44 86.45 66.81 13.94 0.00 0.00 0.00 0.00 22:43:01 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 22:43:01 ens3 689.37 622.51 4111.06 90.53 0.00 0.00 0.00 0.00 22:44:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 22:44:01 ens3 12.70 13.61 10.43 6.42 0.00 0.00 0.00 0.00 Average: lo 0.76 0.76 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 272.28 210.01 2572.22 35.34 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2812) 06/06/26 _x86_64_ (4 CPU) 22:37:56 LINUX RESTART (4 CPU) 22:38:01 CPU %user %nice %system %iowait %steal %idle 22:39:01 all 22.39 0.00 2.53 5.24 1.48 68.36 22:39:01 0 13.52 0.00 1.63 7.42 1.05 76.38 22:39:01 1 29.86 0.00 1.69 2.45 1.48 64.51 22:39:01 2 21.28 0.00 2.25 5.23 1.85 69.38 22:39:01 3 24.93 0.00 4.54 5.84 1.52 63.17 22:40:01 all 20.92 0.00 1.34 1.44 1.17 75.12 22:40:01 0 4.17 0.00 0.51 2.10 1.71 91.51 22:40:01 1 19.02 0.00 1.50 1.07 0.73 77.68 22:40:01 2 27.67 0.00 1.50 0.20 1.08 69.54 22:40:01 3 32.94 0.00 1.87 2.42 1.15 61.62 22:41:01 all 16.43 0.00 1.21 1.86 1.11 79.38 22:41:01 0 18.53 0.00 1.05 0.35 1.04 79.03 22:41:01 1 16.98 0.00 0.83 3.64 0.98 77.56 22:41:01 2 15.59 0.00 2.32 3.19 0.97 77.93 22:41:01 3 14.64 0.00 0.63 0.25 1.48 82.99 22:42:01 all 3.98 0.00 0.33 0.03 0.23 95.43 22:42:01 0 2.57 0.00 0.30 0.07 0.08 96.98 22:42:01 1 4.50 0.00 0.17 0.02 0.20 95.11 22:42:01 2 5.26 0.00 0.55 0.02 0.20 93.98 22:42:01 3 3.58 0.00 0.28 0.02 0.43 95.68 22:43:01 all 17.43 0.00 1.58 0.64 1.01 79.33 22:43:01 0 17.27 0.00 1.02 0.13 0.97 80.62 22:43:01 1 23.41 0.00 1.44 0.53 1.07 73.56 22:43:01 2 17.46 0.00 2.11 1.00 0.80 78.63 22:43:01 3 11.63 0.00 1.80 0.87 1.22 84.49 22:44:01 all 20.66 0.00 0.94 0.87 0.94 76.60 22:44:01 0 28.51 0.00 0.85 0.12 1.00 69.53 22:44:01 1 21.53 0.00 1.10 1.18 1.03 75.16 22:44:01 2 27.22 0.00 1.05 0.17 1.45 70.12 22:44:01 3 5.36 0.00 0.77 2.00 0.28 91.59 Average: all 16.98 0.00 1.32 1.68 0.99 79.03 Average: 0 14.09 0.00 0.89 1.70 0.97 82.34 Average: 1 19.22 0.00 1.12 1.48 0.92 77.26 Average: 2 19.09 0.00 1.63 1.63 1.06 76.59 Average: 3 15.52 0.00 1.65 1.90 1.01 79.92