---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2927 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 7.6G 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 435 1241 0 2267 3243 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:f9:0d:3e brd ff:ff:ff:ff:ff:ff inet 10.32.6.17/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86076sec preferred_lft 86076sec inet6 fe80::f816:3eff:fef9:d3e/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-2927) 06/08/24 _x86_64_ (4 CPU) 05:56:48 LINUX RESTART (4 CPU) 05:57:01 tps rtps wtps bread/s bwrtn/s 05:58:02 125.16 45.94 79.22 2060.86 6745.94 05:59:01 84.99 29.50 55.48 1650.43 9943.53 06:00:01 9.88 0.00 9.88 0.00 469.12 06:01:01 40.53 10.58 29.95 723.88 3171.60 06:02:01 53.02 4.55 48.47 191.67 6794.27 Average: 62.64 18.08 44.56 922.92 5409.83 05:57:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:58:02 1799632 3377564 2239020 55.44 49132 1684308 589256 11.58 544384 1519676 148676 05:59:01 1500944 3245288 2537708 62.84 57600 1834560 714144 14.04 689580 1658616 5124 06:00:01 1485084 3236592 2553568 63.23 59444 1839056 718096 14.12 699368 1662348 1672 06:01:01 566704 2428376 3471948 85.97 62052 1942448 1417804 27.87 1538312 1726868 1880 06:02:01 1291164 3340204 2747488 68.03 67792 2120312 605104 11.89 709832 1828072 13868 Average: 1328706 3125605 2709946 67.10 59204 1884137 808881 15.90 836295 1679116 34244 05:57:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:58:02 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 05:58:02 ens3 327.98 230.06 1388.74 68.83 0.00 0.00 0.00 0.00 05:59:01 lo 1.42 1.42 0.14 0.14 0.00 0.00 0.00 0.00 05:59:01 ens3 121.69 125.18 794.92 23.64 0.00 0.00 0.00 0.00 06:00:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 06:00:01 ens3 58.04 84.19 64.92 13.51 0.00 0.00 0.00 0.00 06:01:01 lo 87.25 87.25 32.19 32.19 0.00 0.00 0.00 0.00 06:01:01 ens3 225.75 256.97 1331.47 39.04 0.00 0.00 0.00 0.00 06:02:01 lo 32.87 32.87 4.36 4.36 0.00 0.00 0.00 0.00 06:02:01 ens3 290.80 297.97 1131.38 64.31 0.00 0.00 0.00 0.00 Average: lo 24.65 24.65 7.39 7.39 0.00 0.00 0.00 0.00 Average: ens3 205.13 199.12 942.79 41.93 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2927) 06/08/24 _x86_64_ (4 CPU) 05:56:48 LINUX RESTART (4 CPU) 05:57:01 CPU %user %nice %system %iowait %steal %idle 05:58:02 all 21.94 0.00 1.69 3.68 0.06 72.64 05:58:02 0 19.77 0.00 1.45 8.91 0.05 69.82 05:58:02 1 15.41 0.00 1.25 1.64 0.07 81.64 05:58:02 2 24.26 0.00 1.94 1.86 0.07 71.87 05:58:02 3 28.31 0.00 2.14 2.29 0.05 67.21 05:59:01 all 14.76 0.00 0.77 1.77 0.05 82.66 05:59:01 0 10.50 0.00 0.59 3.21 0.03 85.66 05:59:01 1 25.81 0.00 0.92 0.66 0.05 72.56 05:59:01 2 12.11 0.00 0.73 1.27 0.05 85.84 05:59:01 3 10.61 0.00 0.80 1.94 0.05 86.59 06:00:01 all 4.34 0.00 0.23 0.03 0.03 95.38 06:00:01 0 2.39 0.00 0.13 0.10 0.02 97.36 06:00:01 1 2.95 0.00 0.07 0.00 0.02 96.97 06:00:01 2 3.89 0.00 0.33 0.00 0.02 95.76 06:00:01 3 8.14 0.00 0.35 0.00 0.05 91.46 06:01:01 all 35.47 0.00 1.14 0.41 0.08 62.90 06:01:01 0 36.81 0.00 1.39 0.78 0.08 60.94 06:01:01 1 33.48 0.00 1.02 0.13 0.08 65.28 06:01:01 2 37.54 0.00 0.95 0.23 0.08 61.19 06:01:01 3 34.05 0.00 1.22 0.48 0.08 64.17 06:02:01 all 22.01 0.00 1.37 0.92 0.05 75.65 06:02:01 0 15.46 0.00 1.19 2.44 0.03 80.89 06:02:01 1 28.10 0.00 1.52 0.87 0.07 69.44 06:02:01 2 31.06 0.00 1.19 0.18 0.05 67.51 06:02:01 3 13.45 0.00 1.62 0.20 0.03 84.70 Average: all 19.72 0.00 1.04 1.36 0.05 77.83 Average: 0 17.01 0.00 0.95 3.09 0.04 78.91 Average: 1 21.13 0.00 0.95 0.66 0.06 77.20 Average: 2 21.79 0.00 1.03 0.71 0.05 76.42 Average: 3 18.95 0.00 1.23 0.98 0.05 78.79