---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-6724 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 8.6G 11G 45% / 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 461 4223 0 3291 7216 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:d3:22:e2 brd ff:ff:ff:ff:ff:ff inet 10.32.7.73/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85868sec preferred_lft 85868sec inet6 fe80::f816:3eff:fed3:22e2/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6724) 07/25/26 _x86_64_ (4 CPU) 21:23:56 LINUX RESTART (4 CPU) 21:24:01 tps rtps wtps bread/s bwrtn/s 21:25:02 153.00 67.33 85.67 4286.93 40856.15 21:26:01 58.56 0.17 58.39 22.23 10329.24 21:27:01 85.69 29.76 55.92 1638.26 36250.89 21:28:01 9.70 0.02 9.68 0.13 360.07 21:29:01 35.24 6.45 28.79 610.33 3560.95 21:30:01 10.05 4.02 6.03 118.89 288.97 21:31:01 6.40 0.18 6.22 3.07 163.71 21:32:01 39.21 4.22 34.99 182.90 7563.27 Average: 49.71 14.05 35.66 859.48 12424.95 21:24:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:25:02 5956792 7390312 2210628 27.07 37204 1576168 722440 7.84 610204 1436096 88708 21:26:01 5759832 7475252 2407588 29.48 56988 1820160 618464 6.71 523996 1682724 144844 21:27:01 4572436 7275244 3594984 44.02 59928 2790348 803044 8.71 751712 2614136 1596 21:28:01 4558612 7268700 3608808 44.19 61772 2794892 811064 8.80 759748 2617948 772 21:29:01 3735104 6568348 4432316 54.27 64532 2911488 1499348 16.27 1478284 2711960 6892 21:30:01 3401544 6238824 4765876 58.35 64648 2915168 1859068 20.17 1823300 2697972 28 21:31:01 3846196 6689048 4321224 52.91 65800 2918964 1285072 13.94 1380224 2697860 2524 21:32:01 4300956 7362380 3866464 47.34 70052 3129652 714056 7.75 781112 2837368 28124 Average: 4516434 7033514 3650986 44.70 60116 2607105 1039070 11.27 1013572 2412008 34186 21:24:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:25:02 lo 1.33 1.33 0.12 0.12 0.00 0.00 0.00 0.00 21:25:02 ens3 459.47 288.42 1550.39 69.83 0.00 0.00 0.00 0.00 21:26:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 21:26:01 ens3 44.88 37.82 369.48 4.38 0.00 0.00 0.00 0.00 21:27:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 21:27:01 ens3 585.65 351.77 15433.75 41.13 0.00 0.00 0.00 0.00 21:28:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 21:28:01 ens3 59.52 84.92 75.02 13.71 0.00 0.00 0.00 0.00 21:29:01 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 21:29:01 ens3 232.42 275.09 1611.46 38.48 0.00 0.00 0.00 0.00 21:30:01 lo 9.56 9.56 3.62 3.62 0.00 0.00 0.00 0.00 21:30:01 ens3 12.58 6.11 3.13 2.23 0.00 0.00 0.00 0.00 21:31:01 lo 20.08 20.08 4.28 4.28 0.00 0.00 0.00 0.00 21:31:01 ens3 67.44 56.61 51.06 15.30 0.00 0.00 0.00 0.00 21:32:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 21:32:01 ens3 212.43 220.00 1091.56 43.31 0.00 0.00 0.00 0.00 Average: lo 4.21 4.21 1.04 1.04 0.00 0.00 0.00 0.00 Average: ens3 209.63 165.35 2527.63 28.60 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6724) 07/25/26 _x86_64_ (4 CPU) 21:23:56 LINUX RESTART (4 CPU) 21:24:01 CPU %user %nice %system %iowait %steal %idle 21:25:02 all 22.49 0.00 2.89 5.26 1.10 68.26 21:25:02 0 18.42 0.00 1.61 1.10 0.89 77.98 21:25:02 1 23.91 0.00 3.44 4.56 1.29 66.80 21:25:02 2 16.76 0.00 3.85 10.22 1.05 68.12 21:25:02 3 30.83 0.00 2.69 5.13 1.19 60.16 21:26:01 all 20.81 0.00 1.36 1.32 1.00 75.51 21:26:01 0 1.67 0.00 0.24 0.00 0.52 97.57 21:26:01 1 2.48 0.00 0.39 0.79 0.59 95.74 21:26:01 2 31.75 0.00 2.37 4.22 1.08 60.57 21:26:01 3 47.42 0.00 2.45 0.24 1.79 48.10 21:27:01 all 17.42 0.00 1.73 2.01 0.93 77.90 21:27:01 0 21.31 0.00 0.48 0.98 0.98 76.24 21:27:01 1 13.10 0.00 1.19 4.28 0.84 80.60 21:27:01 2 14.52 0.00 0.52 0.20 0.85 83.91 21:27:01 3 20.78 0.00 4.75 2.58 1.02 70.87 21:28:01 all 4.03 0.00 0.27 0.04 0.14 95.53 21:28:01 0 5.51 0.00 0.27 0.00 0.17 94.05 21:28:01 1 4.24 0.00 0.30 0.08 0.10 95.28 21:28:01 2 3.33 0.00 0.20 0.10 0.13 96.24 21:28:01 3 3.04 0.00 0.28 0.00 0.18 96.49 21:29:01 all 26.45 0.00 1.29 0.43 1.56 70.27 21:29:01 0 29.59 0.00 1.55 0.33 1.32 67.21 21:29:01 1 18.36 0.00 0.95 0.38 1.35 78.96 21:29:01 2 26.16 0.00 1.40 0.85 1.80 69.80 21:29:01 3 31.68 0.00 1.28 0.13 1.79 65.12 21:30:01 all 21.60 0.00 0.80 0.20 1.36 76.03 21:30:01 0 26.53 0.00 0.37 0.00 1.10 72.00 21:30:01 1 18.73 0.00 1.16 0.45 1.60 78.06 21:30:01 2 19.67 0.00 1.00 0.35 1.43 77.55 21:30:01 3 21.47 0.00 0.70 0.03 1.30 76.50 21:31:01 all 7.97 0.00 0.69 0.03 0.53 90.77 21:31:01 0 6.38 0.00 0.53 0.00 0.57 92.52 21:31:01 1 9.04 0.00 0.86 0.00 0.41 89.68 21:31:01 2 5.18 0.00 0.52 0.08 0.55 93.67 21:31:01 3 11.28 0.00 0.86 0.02 0.61 87.23 21:32:01 all 26.74 0.00 1.51 0.63 1.19 69.92 21:32:01 0 13.07 0.00 0.83 0.43 0.98 84.68 21:32:01 1 34.25 0.00 1.52 0.65 1.42 62.17 21:32:01 2 15.55 0.00 1.08 1.27 0.83 81.27 21:32:01 3 44.11 0.00 2.57 0.20 1.53 51.58 Average: all 18.43 0.00 1.32 1.24 0.98 78.03 Average: 0 15.33 0.00 0.74 0.36 0.82 82.76 Average: 1 15.53 0.00 1.23 1.40 0.95 80.89 Average: 2 16.59 0.00 1.36 2.15 0.97 78.92 Average: 3 26.29 0.00 1.95 1.04 1.18 69.55