---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-10578 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 7.8G 12G 41% / 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 468 5070 0 2437 7223 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:32:a5:5f brd ff:ff:ff:ff:ff:ff inet 10.32.6.43/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86028sec preferred_lft 86028sec inet6 fe80::f816:3eff:fe32:a55f/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-10578) 04/04/26 _x86_64_ (4 CPU) 22:37:53 LINUX RESTART (4 CPU) 22:38:01 tps rtps wtps bread/s bwrtn/s 22:39:01 139.84 54.89 84.95 3603.13 40498.47 22:40:01 83.42 29.71 53.71 1657.19 9245.13 22:41:01 31.56 0.18 31.38 2.53 8138.24 22:42:01 9.73 0.00 9.73 0.00 380.34 22:43:01 48.71 2.45 46.26 146.38 8986.50 22:44:01 28.12 3.07 25.06 132.49 4678.44 Average: 56.90 15.05 41.85 923.60 11987.65 22:38:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:39:01 5950920 7371792 2216492 27.14 36992 1563936 738244 8.01 626224 1425788 86444 22:40:01 5615424 7306448 2551988 31.25 56516 1799128 846668 9.19 730624 1625540 100700 22:41:01 5481524 7311440 2685888 32.89 58768 1932984 789784 8.57 726328 1758052 1848 22:42:01 5463644 7300820 2703768 33.10 60688 1937420 789784 8.57 738636 1761596 1168 22:43:01 5262416 7461596 2904996 35.57 65952 2286328 614272 6.67 596020 2090532 123980 22:44:01 5229092 7434544 2938320 35.98 67932 2290164 646480 7.01 634696 2083668 10160 Average: 5500503 7364440 2666909 32.65 57808 1968327 737539 8.00 675421 1790863 54050 22:38:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:39:01 ens3 337.38 213.66 1437.79 64.36 0.00 0.00 0.00 0.00 22:39:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 22:40:01 ens3 56.31 44.64 416.30 13.25 0.00 0.00 0.00 0.00 22:40:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 22:41:01 ens3 123.11 119.81 2225.95 16.94 0.00 0.00 0.00 0.00 22:41:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 22:42:01 ens3 58.71 84.24 63.83 13.63 0.00 0.00 0.00 0.00 22:42:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 22:43:01 ens3 631.01 509.68 4077.33 67.05 0.00 0.00 0.00 0.00 22:43:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 22:44:01 ens3 12.08 12.78 9.34 7.24 0.00 0.00 0.00 0.00 22:44:01 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 203.09 164.13 1371.72 30.41 0.00 0.00 0.00 0.00 Average: lo 0.69 0.69 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-10578) 04/04/26 _x86_64_ (4 CPU) 22:37:53 LINUX RESTART (4 CPU) 22:38:01 CPU %user %nice %system %iowait %steal %idle 22:39:01 all 20.65 0.00 2.61 4.99 3.18 68.57 22:39:01 0 28.15 0.00 1.65 7.11 3.68 59.42 22:39:01 1 16.16 0.00 1.39 1.77 2.56 78.13 22:39:01 2 29.40 0.00 5.81 8.33 4.28 52.17 22:39:01 3 8.87 0.00 1.54 2.71 2.20 84.69 22:40:01 all 21.24 0.00 1.50 2.44 2.80 72.01 22:40:01 0 8.10 0.00 1.24 6.96 2.28 81.43 22:40:01 1 15.57 0.00 0.97 1.35 2.80 79.30 22:40:01 2 53.64 0.00 3.43 1.30 4.48 37.14 22:40:01 3 7.56 0.00 0.38 0.17 1.65 90.24 22:41:01 all 9.70 0.00 0.63 0.52 2.31 86.84 22:41:01 0 7.47 0.00 0.61 1.58 2.29 88.04 22:41:01 1 4.70 0.00 0.51 0.27 1.81 92.71 22:41:01 2 7.99 0.00 0.92 0.07 2.61 88.41 22:41:01 3 18.65 0.00 0.45 0.18 2.53 78.19 22:42:01 all 4.33 0.00 0.33 0.05 1.38 93.91 22:42:01 0 3.80 0.00 0.10 0.18 1.01 94.91 22:42:01 1 3.80 0.00 0.35 0.00 0.96 94.89 22:42:01 2 4.79 0.00 0.25 0.00 1.79 93.17 22:42:01 3 4.93 0.00 0.70 0.00 1.74 92.63 22:43:01 all 20.43 0.00 1.60 0.90 3.68 73.40 22:43:01 0 9.89 0.00 0.95 2.07 2.62 84.46 22:43:01 1 15.83 0.00 1.27 0.25 2.84 79.82 22:43:01 2 39.41 0.00 2.85 1.16 5.77 50.80 22:43:01 3 16.50 0.00 1.27 0.10 3.47 78.66 22:44:01 all 20.34 0.00 0.91 1.04 1.72 75.99 22:44:01 0 8.51 0.00 0.55 0.67 0.97 89.31 22:44:01 1 28.33 0.00 0.86 0.25 1.81 68.75 22:44:01 2 22.83 0.00 1.41 0.13 1.84 73.78 22:44:01 3 21.64 0.00 0.81 3.12 2.26 72.16 Average: all 16.13 0.00 1.26 1.66 2.51 78.44 Average: 0 11.00 0.00 0.85 3.10 2.14 82.91 Average: 1 14.07 0.00 0.89 0.65 2.13 82.25 Average: 2 26.38 0.00 2.45 1.84 3.47 65.87 Average: 3 13.03 0.00 0.86 1.05 2.31 82.76