---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2365 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 473 5123 0 2378 7218 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:35:9d:0f brd ff:ff:ff:ff:ff:ff inet 10.32.6.115/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86021sec preferred_lft 86021sec inet6 fe80::f816:3eff:fe35:9d0f/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-2365) 01/03/26 _x86_64_ (4 CPU) 11:16:47 LINUX RESTART (4 CPU) 11:17:01 tps rtps wtps bread/s bwrtn/s 11:18:01 120.21 54.07 66.14 3560.47 6234.31 11:19:01 75.19 29.66 45.53 1642.26 8398.47 11:20:01 32.53 0.17 32.37 2.40 6120.81 11:21:01 9.50 0.00 9.50 0.00 409.73 11:22:02 51.69 2.77 48.93 190.17 9157.95 11:23:01 24.47 1.00 23.47 35.93 4668.90 Average: 52.34 14.65 37.70 907.56 5835.29 11:17:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:18:01 5904324 7369360 2263096 27.71 39304 1603636 729604 7.92 644096 1452780 101960 11:19:01 5581344 7278512 2586076 31.66 57064 1804084 834044 9.05 740300 1651428 104840 11:20:01 5505476 7277356 2661944 32.59 59368 1874560 784768 8.52 743140 1720568 2092 11:21:01 5396600 7188488 2770820 33.93 61272 1891556 915360 9.93 832520 1735716 15028 11:22:02 5269688 7416732 2897732 35.48 66320 2234500 662804 7.19 643116 2038224 126776 11:23:01 5245404 7390940 2922016 35.78 68612 2229916 690148 7.49 674136 2031416 11020 Average: 5483806 7320231 2683614 32.86 58657 1939709 769455 8.35 712885 1771689 60286 11:17:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:18:01 ens3 432.38 246.21 1425.85 66.93 0.00 0.00 0.00 0.00 11:18:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 11:19:01 ens3 73.30 47.44 430.07 13.28 0.00 0.00 0.00 0.00 11:19:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 11:20:01 ens3 100.40 111.84 1163.15 16.23 0.00 0.00 0.00 0.00 11:20:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 11:21:01 ens3 121.78 153.05 281.99 21.74 0.00 0.00 0.00 0.00 11:21:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 11:22:02 ens3 630.02 530.58 3867.23 68.18 0.00 0.00 0.00 0.00 11:22:02 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 11:23:01 ens3 9.08 11.03 6.74 6.12 0.00 0.00 0.00 0.00 11:23:01 lo 0.95 0.95 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 228.46 183.86 1199.32 32.15 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-2365) 01/03/26 _x86_64_ (4 CPU) 11:16:47 LINUX RESTART (4 CPU) 11:17:01 CPU %user %nice %system %iowait %steal %idle 11:18:01 all 24.20 0.00 1.82 3.38 1.22 69.38 11:18:01 0 21.18 0.00 1.13 0.92 1.00 75.77 11:18:01 1 14.94 0.00 2.06 10.10 1.03 71.86 11:18:01 2 50.73 0.00 2.79 1.99 1.86 42.63 11:18:01 3 10.11 0.00 1.28 0.50 0.98 87.13 11:19:01 all 23.02 0.00 1.38 1.97 1.12 72.51 11:19:01 0 26.53 0.00 1.74 0.40 1.51 69.81 11:19:01 1 21.60 0.00 1.17 4.92 0.98 71.33 11:19:01 2 19.71 0.00 1.47 1.81 1.03 75.97 11:19:01 3 24.20 0.00 1.13 0.75 0.98 72.93 11:20:01 all 8.99 0.00 0.45 0.40 0.39 89.77 11:20:01 0 5.08 0.00 0.28 0.40 0.35 93.89 11:20:01 1 14.50 0.00 0.47 0.28 0.44 84.31 11:20:01 2 11.37 0.00 0.57 0.00 0.55 87.51 11:20:01 3 5.03 0.00 0.48 0.92 0.23 93.33 11:21:01 all 5.16 0.00 0.37 0.02 0.31 94.13 11:21:01 0 8.58 0.00 0.90 0.03 0.25 90.24 11:21:01 1 1.59 0.00 0.08 0.03 0.13 98.16 11:21:01 2 4.18 0.00 0.37 0.00 0.55 94.89 11:21:01 3 6.30 0.00 0.12 0.00 0.28 93.30 11:22:02 all 22.14 0.00 1.71 0.77 0.99 74.39 11:22:02 0 22.66 0.00 1.50 1.20 0.99 73.64 11:22:02 1 12.03 0.00 1.42 0.80 0.69 85.06 11:22:02 2 36.63 0.00 3.07 0.90 1.42 57.97 11:22:02 3 17.22 0.00 0.85 0.20 0.87 80.87 11:23:01 all 21.40 0.00 0.88 0.75 0.74 76.22 11:23:01 0 8.84 0.00 0.91 2.18 0.44 87.62 11:23:01 1 31.24 0.00 0.83 0.10 0.91 66.92 11:23:01 2 14.03 0.00 0.85 0.68 0.64 83.80 11:23:01 3 31.51 0.00 0.95 0.03 0.97 66.54 Average: all 17.48 0.00 1.10 1.22 0.80 79.40 Average: 0 15.50 0.00 1.08 0.85 0.76 81.81 Average: 1 15.96 0.00 1.01 2.72 0.70 79.61 Average: 2 22.79 0.00 1.52 0.90 1.01 73.78 Average: 3 15.68 0.00 0.80 0.40 0.72 82.40