---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7526 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 7.7G 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 419 1206 0 2318 3258 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:ad:41:97 brd ff:ff:ff:ff:ff:ff inet 10.32.7.63/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85984sec preferred_lft 85984sec inet6 fe80::f816:3eff:fead:4197/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7526) 10/12/24 _x86_64_ (4 CPU) 20:22:45 LINUX RESTART (4 CPU) 20:23:01 tps rtps wtps bread/s bwrtn/s 20:24:01 126.06 41.64 84.42 1897.55 6915.51 20:25:01 77.25 29.06 48.19 1623.46 9106.62 20:26:01 10.00 0.02 9.98 0.13 457.66 20:27:01 37.49 10.53 26.96 729.75 3623.00 20:28:01 2.40 0.08 2.32 2.93 175.70 20:29:01 29.53 3.82 25.71 111.18 2497.85 Average: 47.12 14.19 32.93 727.50 3796.06 20:23:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:24:01 1783408 3374340 2255236 55.84 51708 1694668 579612 11.39 550248 1531760 147304 20:25:01 1444796 3190356 2593848 64.23 57480 1836276 771148 15.16 747008 1658328 5052 20:26:01 1431768 3184088 2606876 64.55 59236 1840468 775092 15.24 754584 1661820 1616 20:27:01 630888 2510276 3407756 84.38 62060 1960844 1389224 27.31 1462604 1742484 3764 20:28:01 363480 2243304 3675164 91.00 62144 1960920 1659260 32.62 1731412 1739860 40 20:29:01 1253044 3346268 2785600 68.97 65884 2165660 601280 11.82 718804 1858620 141748 Average: 1151231 2974772 2887413 71.49 59752 1909806 962603 18.92 994110 1698812 49921 20:23:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:24:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 20:24:01 ens3 251.14 153.02 1240.58 49.34 0.00 0.00 0.00 0.00 20:25:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 20:25:01 ens3 128.23 127.88 649.55 24.71 0.00 0.00 0.00 0.00 20:26:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 20:26:01 ens3 56.44 81.54 60.73 13.14 0.00 0.00 0.00 0.00 20:27:01 lo 1.77 1.77 0.85 0.85 0.00 0.00 0.00 0.00 20:27:01 ens3 240.58 284.19 1596.86 44.37 0.00 0.00 0.00 0.00 20:28:01 lo 12.95 12.95 3.83 3.83 0.00 0.00 0.00 0.00 20:28:01 ens3 3.67 2.53 0.87 0.80 0.00 0.00 0.00 0.00 20:29:01 lo 15.66 15.66 3.37 3.37 0.00 0.00 0.00 0.00 20:29:01 ens3 281.85 278.62 1124.74 55.08 0.00 0.00 0.00 0.00 Average: lo 5.49 5.49 1.38 1.38 0.00 0.00 0.00 0.00 Average: ens3 160.32 154.63 778.89 31.24 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7526) 10/12/24 _x86_64_ (4 CPU) 20:22:45 LINUX RESTART (4 CPU) 20:23:01 CPU %user %nice %system %iowait %steal %idle 20:24:01 all 20.71 0.00 1.57 3.62 0.06 74.04 20:24:01 0 32.06 0.00 2.30 1.02 0.08 64.54 20:24:01 1 19.42 0.00 1.45 2.19 0.07 76.88 20:24:01 2 7.23 0.00 0.63 0.52 0.05 91.57 20:24:01 3 24.15 0.00 1.86 10.79 0.08 63.11 20:25:01 all 13.19 0.00 0.71 1.29 0.05 84.76 20:25:01 0 8.05 0.00 0.55 2.48 0.03 88.89 20:25:01 1 23.89 0.00 1.32 0.77 0.07 73.96 20:25:01 2 9.08 0.00 0.42 1.07 0.05 89.39 20:25:01 3 11.72 0.00 0.57 0.85 0.05 86.80 20:26:01 all 3.49 0.00 0.18 0.06 0.03 96.25 20:26:01 0 0.20 0.00 0.02 0.10 0.02 99.66 20:26:01 1 5.54 0.00 0.40 0.07 0.03 93.96 20:26:01 2 2.25 0.00 0.08 0.00 0.02 97.65 20:26:01 3 5.97 0.00 0.20 0.05 0.03 93.75 20:27:01 all 26.24 0.00 0.93 0.29 0.07 72.48 20:27:01 0 25.34 0.00 1.16 0.49 0.07 72.95 20:27:01 1 25.10 0.00 0.82 0.42 0.05 73.61 20:27:01 2 23.69 0.00 0.89 0.13 0.07 75.22 20:27:01 3 30.78 0.00 0.87 0.13 0.07 68.15 20:28:01 all 3.37 0.00 0.34 0.02 0.03 96.24 20:28:01 0 3.85 0.00 0.28 0.02 0.02 95.84 20:28:01 1 2.89 0.00 0.35 0.07 0.03 96.66 20:28:01 2 3.55 0.00 0.43 0.00 0.02 95.99 20:28:01 3 3.19 0.00 0.33 0.00 0.03 96.44 20:29:01 all 13.25 0.00 0.96 0.21 0.07 85.52 20:29:01 0 18.11 0.00 0.77 0.03 0.07 81.02 20:29:01 1 11.67 0.00 1.12 0.77 0.07 86.38 20:29:01 2 11.38 0.00 1.08 0.00 0.07 87.47 20:29:01 3 11.82 0.00 0.85 0.03 0.07 87.23 Average: all 13.37 0.00 0.78 0.92 0.05 84.88 Average: 0 14.60 0.00 0.85 0.69 0.05 83.81 Average: 1 14.75 0.00 0.91 0.71 0.05 83.57 Average: 2 9.52 0.00 0.59 0.29 0.04 89.55 Average: 3 14.61 0.00 0.78 1.98 0.06 82.58