---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2986 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 683 998 0 2261 2994 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:c5:11:20 brd ff:ff:ff:ff:ff:ff inet 10.32.7.130/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86018sec preferred_lft 86018sec inet6 fe80::f816:3eff:fec5:1120/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2986) 06/08/24 _x86_64_ (4 CPU) 17:04:41 LINUX RESTART (4 CPU) 17:05:01 tps rtps wtps bread/s bwrtn/s 17:06:01 109.18 35.98 73.20 1685.05 6251.76 17:07:01 59.42 11.83 47.59 239.96 9307.38 17:08:01 8.43 0.00 8.43 0.00 326.21 17:09:01 38.68 7.60 31.08 443.26 3932.41 17:10:01 30.46 4.55 25.91 138.91 4035.73 Average: 49.24 11.99 37.24 501.44 4770.70 17:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:06:01 1758132 3357160 2280512 56.47 51400 1702520 611256 12.02 567164 1538304 151612 17:07:01 1502216 3214680 2536428 62.80 58428 1801576 740388 14.55 727460 1620324 1268 17:08:01 1486708 3206588 2551936 63.19 60360 1806220 744340 14.63 737464 1623852 2496 17:09:01 459664 2303852 3578980 88.62 63024 1923716 1565708 30.78 1673348 1699996 2976 17:10:01 1045592 3140060 2993052 74.11 65208 2166820 758832 14.92 1006564 1776268 132432 Average: 1250462 3044468 2788182 69.04 59684 1880170 884105 17.38 942400 1651749 58157 17:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:06:01 ens3 80.92 75.07 912.38 9.69 0.00 0.00 0.00 0.00 17:06:01 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 17:07:01 ens3 115.88 119.75 635.62 24.13 0.00 0.00 0.00 0.00 17:07:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 17:08:01 ens3 57.14 83.44 66.60 13.07 0.00 0.00 0.00 0.00 17:08:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 17:09:01 ens3 312.73 333.01 1697.73 53.46 0.00 0.00 0.00 0.00 17:09:01 lo 184.57 184.57 51.95 51.95 0.00 0.00 0.00 0.00 17:10:01 ens3 450.71 301.55 1007.11 88.18 0.00 0.00 0.00 0.00 17:10:01 lo 953.72 953.72 291.22 291.22 0.00 0.00 0.00 0.00 Average: ens3 203.48 182.56 863.89 37.71 0.00 0.00 0.00 0.00 Average: lo 228.19 228.19 68.68 68.68 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2986) 06/08/24 _x86_64_ (4 CPU) 17:04:41 LINUX RESTART (4 CPU) 17:05:01 CPU %user %nice %system %iowait %steal %idle 17:06:01 all 19.92 0.00 1.44 3.20 0.05 75.38 17:06:01 0 4.09 0.00 1.07 9.82 0.03 84.98 17:06:01 1 5.04 0.00 0.69 1.52 0.05 92.70 17:06:01 2 42.77 0.00 2.46 1.05 0.07 53.65 17:06:01 3 27.98 0.00 1.58 0.42 0.05 69.98 17:07:01 all 13.21 0.00 0.68 0.79 0.04 85.28 17:07:01 0 8.46 0.00 0.43 1.29 0.03 89.78 17:07:01 1 9.14 0.00 0.97 1.77 0.05 88.07 17:07:01 2 13.39 0.00 0.35 0.03 0.05 86.17 17:07:01 3 21.82 0.00 0.93 0.08 0.05 77.11 17:08:01 all 3.51 0.00 0.18 0.03 0.02 96.26 17:08:01 0 0.48 0.00 0.02 0.13 0.00 99.37 17:08:01 1 2.63 0.00 0.02 0.00 0.02 97.34 17:08:01 2 6.05 0.00 0.30 0.00 0.03 93.61 17:08:01 3 4.89 0.00 0.37 0.00 0.03 94.71 17:09:01 all 42.97 0.00 1.63 0.32 0.09 54.99 17:09:01 0 43.68 0.00 1.73 0.59 0.08 53.92 17:09:01 1 37.70 0.00 1.66 0.32 0.07 60.26 17:09:01 2 46.20 0.00 1.66 0.29 0.08 51.77 17:09:01 3 44.33 0.00 1.46 0.10 0.10 54.01 17:10:01 all 51.30 0.00 3.40 0.24 0.11 44.95 17:10:01 0 46.47 0.00 3.53 0.74 0.10 49.15 17:10:01 1 46.06 0.00 3.10 0.10 0.10 50.64 17:10:01 2 60.70 0.00 3.62 0.02 0.12 35.54 17:10:01 3 51.95 0.00 3.38 0.10 0.12 44.45 Average: all 26.12 0.00 1.46 0.92 0.06 71.44 Average: 0 20.55 0.00 1.35 2.52 0.05 75.53 Average: 1 20.04 0.00 1.28 0.74 0.06 77.88 Average: 2 33.75 0.00 1.67 0.28 0.07 64.22 Average: 3 30.14 0.00 1.54 0.14 0.07 68.11