---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7977 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 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 479 5133 0 2363 7212 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:93:f6:5a brd ff:ff:ff:ff:ff:ff inet 10.32.6.102/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85869sec preferred_lft 85869sec inet6 fe80::f816:3eff:fe93:f65a/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-7977) 11/01/25 _x86_64_ (4 CPU) 21:24:01 LINUX RESTART (4 CPU) 21:25:02 tps rtps wtps bread/s bwrtn/s 21:26:01 56.28 0.22 56.06 27.11 9014.07 21:27:01 69.38 29.74 39.64 1637.85 8043.85 21:28:01 8.67 0.02 8.65 0.13 332.88 21:29:01 34.29 7.08 27.21 625.66 3626.79 21:30:01 7.08 3.42 3.67 102.65 206.77 21:31:01 10.05 0.20 9.85 3.20 905.32 21:32:01 38.61 4.22 34.39 182.90 6892.58 Average: 31.99 6.43 25.56 369.35 4134.50 21:25:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:26:01 5773756 7389936 2393664 29.31 53492 1730536 712384 7.73 623884 1582936 120564 21:27:01 5486652 7255340 2680768 32.82 58556 1872376 827948 8.98 765648 1716804 1364 21:28:01 5472444 7248180 2694976 33.00 60352 1876748 827948 8.98 774072 1720460 1848 21:29:01 4805320 6705040 3362100 41.16 63196 1994040 1320120 14.32 1339040 1812568 4512 21:30:01 4506168 6409440 3661252 44.83 63312 1997220 1578216 17.12 1646764 1800656 76 21:31:01 4745764 6680864 3421656 41.89 64760 2026220 1306052 14.17 1405972 1801332 6956 21:32:01 5209524 7335264 2957896 36.22 68712 2209476 743512 8.07 819368 1919652 24616 Average: 5142804 7003438 3024616 37.03 61769 1958088 1045169 11.34 1053535 1764915 22848 21:25:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:26:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 21:26:01 ens3 52.77 41.50 681.88 5.35 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 131.49 113.20 1188.00 26.29 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 58.66 83.32 63.63 13.43 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 227.72 264.31 1603.64 40.26 0.00 0.00 0.00 0.00 21:30:01 lo 10.71 10.71 4.03 4.03 0.00 0.00 0.00 0.00 21:30:01 ens3 2.63 2.23 1.14 1.07 0.00 0.00 0.00 0.00 21:31:01 lo 19.08 19.08 3.98 3.98 0.00 0.00 0.00 0.00 21:31:01 ens3 76.12 87.22 413.08 19.38 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 136.03 157.24 709.84 36.51 0.00 0.00 0.00 0.00 Average: lo 4.65 4.65 1.18 1.18 0.00 0.00 0.00 0.00 Average: ens3 98.03 107.16 665.88 20.36 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7977) 11/01/25 _x86_64_ (4 CPU) 21:24:01 LINUX RESTART (4 CPU) 21:25:02 CPU %user %nice %system %iowait %steal %idle 21:26:01 all 18.71 0.00 1.12 2.95 2.31 74.91 21:26:01 0 65.35 0.00 3.15 3.11 3.77 24.61 21:26:01 1 6.42 0.00 0.61 1.31 2.90 88.76 21:26:01 2 2.73 0.00 0.38 6.56 1.69 88.64 21:26:01 3 0.37 0.00 0.27 0.83 0.86 97.67 21:27:01 all 15.72 0.00 0.96 1.96 3.50 77.87 21:27:01 0 14.03 0.00 0.61 1.83 2.54 80.99 21:27:01 1 22.17 0.00 1.44 1.66 3.05 71.67 21:27:01 2 13.03 0.00 1.08 3.00 4.65 78.24 21:27:01 3 13.66 0.00 0.74 1.34 3.74 80.53 21:28:01 all 4.48 0.00 0.31 0.06 1.50 93.66 21:28:01 0 4.93 0.00 0.41 0.25 1.16 93.25 21:28:01 1 4.44 0.00 0.18 0.02 0.57 94.79 21:28:01 2 6.40 0.00 0.39 0.00 2.04 91.16 21:28:01 3 2.15 0.00 0.23 0.00 2.18 95.43 21:29:01 all 25.55 0.00 1.41 0.61 4.93 67.51 21:29:01 0 26.44 0.00 1.77 1.42 4.49 65.88 21:29:01 1 26.31 0.00 1.10 0.21 4.30 68.07 21:29:01 2 20.77 0.00 1.16 0.26 4.96 72.85 21:29:01 3 28.67 0.00 1.58 0.54 5.95 63.27 21:30:01 all 17.09 0.00 0.63 0.24 3.33 78.71 21:30:01 0 16.76 0.00 0.80 0.24 3.66 78.53 21:30:01 1 18.21 0.00 0.41 0.00 3.17 78.21 21:30:01 2 16.00 0.00 0.65 0.31 3.22 79.83 21:30:01 3 17.41 0.00 0.69 0.41 3.28 78.21 21:31:01 all 7.84 0.00 0.75 0.03 2.78 88.60 21:31:01 0 8.56 0.00 0.57 0.11 2.59 88.17 21:31:01 1 8.67 0.00 1.17 0.00 3.15 87.01 21:31:01 2 5.49 0.00 0.46 0.00 2.48 91.58 21:31:01 3 8.64 0.00 0.78 0.00 2.86 87.71 21:32:01 all 22.38 0.00 1.26 1.24 2.63 72.49 21:32:01 0 5.55 0.00 0.71 3.19 1.63 88.92 21:32:01 1 56.11 0.00 1.75 0.97 4.05 37.12 21:32:01 2 14.70 0.00 1.47 0.71 2.40 80.72 21:32:01 3 13.14 0.00 1.10 0.12 2.45 83.19 Average: all 15.96 0.00 0.92 1.01 3.00 79.11 Average: 0 20.13 0.00 1.14 1.44 2.83 74.45 Average: 1 20.34 0.00 0.95 0.60 3.03 75.08 Average: 2 11.35 0.00 0.80 1.53 3.07 83.25 Average: 3 12.07 0.00 0.77 0.46 3.06 83.64