---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2395 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 7.6G 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 472 5345 0 2157 7221 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:52:ea:2f brd ff:ff:ff:ff:ff:ff inet 10.32.7.151/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85913sec preferred_lft 85913sec inet6 fe80::f816:3eff:fe52:ea2f/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-2395) 01/03/26 _x86_64_ (4 CPU) 16:02:46 LINUX RESTART (4 CPU) 16:03:01 tps rtps wtps bread/s bwrtn/s 16:04:01 119.52 54.05 65.47 3559.89 6038.26 16:05:01 66.14 12.38 53.76 249.03 9422.96 16:06:01 29.06 0.02 29.04 0.67 3685.57 16:07:01 19.83 0.10 19.73 1.47 4106.92 16:08:01 19.26 0.12 19.15 2.40 1619.60 16:09:01 25.95 7.88 18.06 479.52 1763.57 16:10:02 25.41 3.27 22.15 267.56 1228.73 Average: 43.60 11.12 32.48 651.70 3980.94 16:03:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:04:01 5925272 7366280 2242148 27.45 38836 1581424 746588 8.10 639700 1437640 90964 16:05:01 5683776 7339188 2483644 30.41 57248 1762248 836412 9.08 680892 1608356 95460 16:06:01 5561196 7226836 2606224 31.91 59856 1768696 874984 9.49 795904 1613420 3140 16:07:01 5352860 7136124 2814560 34.46 61588 1881672 908908 9.86 896816 1714376 1652 16:08:01 5290836 7117956 2876584 35.22 63696 1921312 929920 10.09 921836 1747016 1280 16:09:01 5073432 6964912 3093988 37.88 65692 1981492 1010844 10.97 1087936 1792720 3800 16:10:02 5434464 7352428 2732956 33.46 68412 2005068 729024 7.91 722484 1798828 25948 Average: 5474548 7214818 2692872 32.97 59333 1843130 862383 9.36 820795 1673194 31749 16:03:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:04:01 ens3 458.43 257.48 1424.60 65.67 0.00 0.00 0.00 0.00 16:04:01 lo 0.80 0.80 0.08 0.08 0.00 0.00 0.00 0.00 16:05:01 ens3 80.49 47.43 431.38 14.42 0.00 0.00 0.00 0.00 16:05:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 16:06:01 ens3 56.16 74.39 73.46 12.34 0.00 0.00 0.00 0.00 16:06:01 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 16:07:01 ens3 288.57 257.46 1883.23 35.43 0.00 0.00 0.00 0.00 16:07:01 lo 0.80 0.80 0.07 0.07 0.00 0.00 0.00 0.00 16:08:01 ens3 177.05 179.55 626.53 23.04 0.00 0.00 0.00 0.00 16:08:01 lo 0.40 0.40 0.04 0.04 0.00 0.00 0.00 0.00 16:09:01 ens3 244.46 224.50 739.80 32.44 0.00 0.00 0.00 0.00 16:09:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 16:10:02 ens3 114.20 84.59 120.46 26.97 0.00 0.00 0.00 0.00 16:10:02 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 Average: ens3 202.78 160.77 757.10 30.05 0.00 0.00 0.00 0.00 Average: lo 0.62 0.62 0.06 0.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2395) 01/03/26 _x86_64_ (4 CPU) 16:02:46 LINUX RESTART (4 CPU) 16:03:01 CPU %user %nice %system %iowait %steal %idle 16:04:01 all 23.42 0.00 1.80 3.23 1.17 70.38 16:04:01 0 11.97 0.00 1.38 0.92 1.12 84.61 16:04:01 1 15.17 0.00 1.38 2.25 0.97 80.24 16:04:01 2 20.23 0.00 2.22 6.43 0.98 70.13 16:04:01 3 46.30 0.00 2.21 3.34 1.60 46.55 16:05:01 all 24.19 0.00 1.53 1.45 1.16 71.67 16:05:01 0 21.44 0.00 1.01 2.00 1.36 74.18 16:05:01 1 38.24 0.00 2.40 0.62 1.37 57.38 16:05:01 2 30.12 0.00 2.10 1.15 1.30 65.33 16:05:01 3 6.99 0.00 0.62 2.03 0.63 89.73 16:06:01 all 11.49 0.00 0.57 0.30 0.62 87.02 16:06:01 0 6.30 0.00 0.40 0.22 0.32 92.77 16:06:01 1 11.93 0.00 0.97 0.98 0.52 85.60 16:06:01 2 21.27 0.00 0.33 0.00 1.10 77.29 16:06:01 3 6.46 0.00 0.58 0.00 0.53 92.42 16:07:01 all 12.00 0.00 0.68 0.10 0.79 86.43 16:07:01 0 10.05 0.00 0.68 0.22 0.68 88.37 16:07:01 1 7.86 0.00 0.53 0.07 0.60 90.93 16:07:01 2 10.73 0.00 0.84 0.02 0.94 87.48 16:07:01 3 19.40 0.00 0.62 0.10 0.95 78.94 16:08:01 all 9.53 0.00 0.55 0.07 0.60 89.25 16:08:01 0 8.76 0.00 0.57 0.08 0.50 90.09 16:08:01 1 7.36 0.00 0.70 0.20 0.47 91.28 16:08:01 2 11.46 0.00 0.60 0.00 0.95 86.99 16:08:01 3 10.54 0.00 0.35 0.00 0.52 88.59 16:09:01 all 14.71 0.00 0.60 0.33 0.92 83.45 16:09:01 0 13.00 0.00 0.32 0.12 0.72 85.85 16:09:01 1 12.37 0.00 0.48 0.30 0.85 85.99 16:09:01 2 14.27 0.00 1.17 0.85 1.12 82.60 16:09:01 3 19.22 0.00 0.43 0.02 0.97 79.37 16:10:02 all 22.36 0.00 1.02 0.65 0.99 74.98 16:10:02 0 13.11 0.00 1.02 1.25 0.82 83.81 16:10:02 1 34.41 0.00 1.05 1.13 1.20 62.20 16:10:02 2 36.30 0.00 1.43 0.18 1.38 60.70 16:10:02 3 5.64 0.00 0.55 0.02 0.57 93.23 Average: all 16.82 0.00 0.96 0.87 0.89 80.45 Average: 0 12.09 0.00 0.77 0.69 0.79 85.67 Average: 1 18.19 0.00 1.07 0.79 0.85 79.08 Average: 2 20.63 0.00 1.24 1.23 1.11 75.78 Average: 3 16.37 0.00 0.77 0.79 0.82 81.25