---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8555 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 470 5326 0 2179 7225 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:a4:79:e2 brd ff:ff:ff:ff:ff:ff inet 10.32.7.243/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86106sec preferred_lft 86106sec inet6 fe80::f816:3eff:fea4:79e2/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8555) 03/10/26 _x86_64_ (4 CPU) 12:46:55 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:02 150.79 64.92 85.87 4250.22 40793.75 12:49:01 88.56 30.57 57.99 1730.83 9787.09 12:50:01 69.46 8.85 60.61 510.71 7431.16 12:51:01 24.91 2.73 22.18 119.98 4877.45 Average: 83.41 26.75 56.66 1652.61 15747.19 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:02 5951536 7379892 2215884 27.13 37312 1570944 724404 7.86 621592 1429608 86312 12:49:01 5613072 7316492 2554348 31.27 57624 1809720 789912 8.57 703472 1653288 100504 12:50:01 5476980 7406900 2690440 32.94 65200 2022164 675812 7.33 730136 1750580 114236 12:51:01 5437548 7380232 2729872 33.42 67400 2032276 710520 7.71 764564 1754656 8764 Average: 5619784 7370879 2547636 31.19 56884 1858776 725162 7.87 704941 1647033 77454 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:02 ens3 418.51 237.76 1467.48 65.89 0.00 0.00 0.00 0.00 12:48:02 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 12:49:01 ens3 78.33 72.95 465.86 17.86 0.00 0.00 0.00 0.00 12:49:01 lo 1.29 1.29 0.13 0.13 0.00 0.00 0.00 0.00 12:50:01 ens3 332.93 356.91 1545.20 61.65 0.00 0.00 0.00 0.00 12:50:01 lo 0.70 0.70 0.06 0.06 0.00 0.00 0.00 0.00 12:51:01 ens3 52.01 61.22 26.70 602.18 0.00 0.00 0.00 0.00 12:51:01 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 221.04 182.67 878.03 187.60 0.00 0.00 0.00 0.00 Average: lo 1.03 1.03 0.09 0.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8555) 03/10/26 _x86_64_ (4 CPU) 12:46:55 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:02 all 22.47 0.00 2.58 4.96 1.56 68.42 12:48:02 0 51.56 0.00 2.44 2.82 2.05 41.13 12:48:02 1 17.10 0.00 4.28 1.50 1.07 76.05 12:48:02 2 8.20 0.00 1.74 12.63 1.75 75.68 12:48:02 3 13.17 0.00 1.90 2.83 1.41 80.69 12:49:01 all 24.83 0.00 1.63 2.10 1.42 70.03 12:49:01 0 32.01 0.00 2.17 1.44 1.37 63.02 12:49:01 1 9.90 0.00 0.74 1.52 0.78 87.06 12:49:01 2 15.77 0.00 1.48 4.81 1.70 76.24 12:49:01 3 41.70 0.00 2.13 0.59 1.85 53.73 12:50:01 all 43.90 0.00 2.42 0.83 3.27 49.58 12:50:01 0 45.59 0.00 1.83 0.23 3.02 49.33 12:50:01 1 50.37 0.00 1.87 0.71 3.36 43.68 12:50:01 2 41.46 0.00 3.34 0.81 3.16 51.23 12:50:01 3 38.15 0.00 2.63 1.60 3.52 54.10 12:51:01 all 17.84 0.00 0.84 0.74 0.88 79.70 12:51:01 0 14.75 0.00 0.43 0.05 1.14 83.62 12:51:01 1 32.11 0.00 1.16 0.07 1.15 65.51 12:51:01 2 9.74 0.00 0.88 2.02 0.55 86.82 12:51:01 3 14.81 0.00 0.90 0.82 0.68 82.79 Average: all 27.28 0.00 1.87 2.15 1.79 66.91 Average: 0 35.97 0.00 1.71 1.13 1.90 59.29 Average: 1 27.47 0.00 2.02 0.95 1.59 67.96 Average: 2 18.79 0.00 1.86 5.07 1.79 72.49 Average: 3 26.91 0.00 1.89 1.46 1.87 67.86