---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-516 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 7.7G 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 438 5246 0 2291 7254 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:1b:2d:d1 brd ff:ff:ff:ff:ff:ff inet 10.32.6.84/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85961sec preferred_lft 85961sec inet6 fe80::f816:3eff:fe1b:2dd1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-516) 08/09/25 _x86_64_ (4 CPU) 05:14:57 LINUX RESTART (4 CPU) 05:15:01 tps rtps wtps bread/s bwrtn/s 05:16:01 170.00 87.02 82.99 4969.97 40138.13 05:17:01 53.87 0.23 53.63 26.79 8732.82 05:18:01 64.70 29.64 35.05 1628.52 6761.48 05:19:01 8.80 0.00 8.80 0.00 361.69 05:20:01 34.09 10.45 23.65 721.48 3067.36 05:21:01 36.29 3.87 32.42 113.96 3029.79 05:22:01 25.02 0.68 24.34 77.69 4772.41 Average: 56.11 18.84 37.27 1076.78 9551.05 05:15:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:16:01 6071484 7461332 2095936 25.66 36224 1534368 648796 7.04 540048 1396144 70620 05:17:01 5870512 7507068 2296908 28.12 55928 1745524 589668 6.40 496780 1607028 123224 05:18:01 5559664 7308388 2607756 31.93 59000 1852464 779108 8.45 712624 1697996 1604 05:19:01 5510172 7266268 2657248 32.53 60856 1856968 804484 8.73 756412 1701176 2488 05:20:01 4337084 6200804 3830336 46.90 62936 1959248 1779848 19.31 1851848 1765420 684 05:21:01 5334844 7384024 2832576 34.68 67600 2135748 705832 7.66 750040 1866404 115688 05:22:01 5344088 7398960 2823332 34.57 69708 2138984 696604 7.56 741676 1865032 11100 Average: 5432550 7218121 2734870 33.49 58893 1889043 857763 9.31 835633 1699886 46487 05:15:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:16:01 ens3 290.50 200.47 1209.76 62.44 0.00 0.00 0.00 0.00 05:16:01 lo 1.57 1.57 0.14 0.14 0.00 0.00 0.00 0.00 05:17:01 ens3 36.92 29.11 532.34 4.03 0.00 0.00 0.00 0.00 05:17:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 05:18:01 ens3 132.84 129.59 957.28 25.29 0.00 0.00 0.00 0.00 05:18:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 05:19:01 ens3 85.82 126.17 74.50 19.70 0.00 0.00 0.00 0.00 05:19:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 05:20:01 ens3 184.97 193.70 1309.12 28.32 0.00 0.00 0.00 0.00 05:20:01 lo 62.84 62.84 23.38 23.38 0.00 0.00 0.00 0.00 05:21:01 ens3 214.56 238.35 1116.23 47.29 0.00 0.00 0.00 0.00 05:21:01 lo 59.75 59.75 13.16 13.16 0.00 0.00 0.00 0.00 05:22:01 ens3 12.08 12.21 10.55 5.89 0.00 0.00 0.00 0.00 05:22:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 136.80 132.79 744.19 27.56 0.00 0.00 0.00 0.00 Average: lo 18.14 18.14 5.28 5.28 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-516) 08/09/25 _x86_64_ (4 CPU) 05:14:57 LINUX RESTART (4 CPU) 05:15:01 CPU %user %nice %system %iowait %steal %idle 05:16:01 all 21.74 0.00 3.21 5.99 1.72 67.35 05:16:01 0 11.53 0.00 3.62 2.78 1.21 80.86 05:16:01 1 24.74 0.00 2.60 9.61 1.47 61.59 05:16:01 2 29.06 0.00 4.46 9.31 2.43 54.74 05:16:01 3 21.69 0.00 2.12 2.29 1.77 72.12 05:17:01 all 20.62 0.00 1.45 1.80 0.74 75.38 05:17:01 0 12.44 0.00 0.90 0.03 0.54 86.08 05:17:01 1 31.79 0.00 2.28 1.17 0.85 63.91 05:17:01 2 6.86 0.00 0.87 5.44 0.57 86.27 05:17:01 3 31.39 0.00 1.76 0.57 1.00 65.28 05:18:01 all 16.03 0.00 0.95 1.18 0.88 80.96 05:18:01 0 13.76 0.00 0.60 0.95 0.73 83.96 05:18:01 1 22.46 0.00 0.73 2.91 0.88 73.02 05:18:01 2 15.74 0.00 1.38 0.50 1.22 81.16 05:18:01 3 12.18 0.00 1.08 0.33 0.68 85.72 05:19:01 all 5.85 0.00 0.42 0.03 0.33 93.36 05:19:01 0 2.17 0.00 0.10 0.00 0.12 97.62 05:19:01 1 5.55 0.00 0.17 0.00 0.28 94.00 05:19:01 2 6.26 0.00 0.45 0.08 0.65 92.55 05:19:01 3 9.46 0.00 0.97 0.05 0.28 89.23 05:20:01 all 51.94 0.00 2.04 0.55 3.56 41.91 05:20:01 0 53.21 0.00 1.59 0.40 3.52 41.28 05:20:01 1 54.67 0.00 2.61 0.66 3.31 38.74 05:20:01 2 48.71 0.00 2.12 0.85 3.83 44.49 05:20:01 3 51.17 0.00 1.80 0.30 3.59 43.14 05:21:01 all 28.03 0.00 1.69 0.37 1.61 68.29 05:21:01 0 29.67 0.00 1.33 0.18 1.41 67.40 05:21:01 1 32.65 0.00 1.91 0.47 1.80 63.17 05:21:01 2 23.33 0.00 1.76 0.63 1.71 72.56 05:21:01 3 26.46 0.00 1.77 0.23 1.51 70.03 05:22:01 all 21.13 0.00 1.07 0.69 0.84 76.26 05:22:01 0 65.30 0.00 2.05 0.45 1.67 30.53 05:22:01 1 7.76 0.00 0.73 0.02 0.70 90.79 05:22:01 2 4.90 0.00 0.85 1.88 0.58 91.79 05:22:01 3 6.66 0.00 0.65 0.43 0.43 91.83 Average: all 23.64 0.00 1.55 1.52 1.39 71.90 Average: 0 26.88 0.00 1.46 0.69 1.31 69.66 Average: 1 25.69 0.00 1.58 2.12 1.33 69.29 Average: 2 19.29 0.00 1.70 2.67 1.57 74.77 Average: 3 22.73 0.00 1.45 0.60 1.33 73.89