---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5345 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: 2799.998 BogoMIPS: 5599.99 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 470 5130 0 2375 7222 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:46:8e:af brd ff:ff:ff:ff:ff:ff inet 10.32.7.145/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86034sec preferred_lft 86034sec inet6 fe80::f816:3eff:fe46:8eaf/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-5345) 02/07/26 _x86_64_ (4 CPU) 11:16:56 LINUX RESTART (4 CPU) 11:17:01 tps rtps wtps bread/s bwrtn/s 11:18:02 155.99 71.05 84.94 4482.19 40548.73 11:19:01 83.63 30.20 53.43 1685.00 9432.44 11:20:01 31.68 0.18 31.49 2.67 6253.62 11:21:01 9.92 0.00 9.92 0.00 369.94 11:22:01 48.98 2.73 46.24 189.97 9126.21 Average: 65.98 20.80 45.18 1270.58 13158.61 11:17:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:18:02 5972824 7388944 2194596 26.87 36832 1559164 722472 7.84 609260 1420820 84548 11:19:01 5624208 7318020 2543212 31.14 56776 1800976 843484 9.15 718388 1627268 107920 11:20:01 5534796 7303384 2632624 32.23 59084 1871556 782612 8.49 735224 1696504 1712 11:21:01 5455080 7230928 2712340 33.21 61004 1875876 890976 9.67 809840 1699936 744 11:22:01 5294504 7432792 2872916 35.18 66392 2225464 654520 7.10 627908 2028204 121564 Average: 5576282 7334814 2591138 31.73 56018 1866607 778813 8.45 700124 1694546 63298 11:17:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:18:02 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 11:18:02 ens3 453.74 255.22 1459.45 67.15 0.00 0.00 0.00 0.00 11:19:01 lo 1.29 1.29 0.13 0.13 0.00 0.00 0.00 0.00 11:19:01 ens3 70.55 42.26 459.22 12.89 0.00 0.00 0.00 0.00 11:20:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 11:20:01 ens3 102.88 113.51 1165.82 16.57 0.00 0.00 0.00 0.00 11:21:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 11:21:01 ens3 82.30 121.05 76.35 19.13 0.00 0.00 0.00 0.00 11:22:01 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 11:22:01 ens3 680.70 573.07 4084.49 81.01 0.00 0.00 0.00 0.00 Average: lo 0.79 0.79 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 278.73 221.62 1452.37 39.44 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5345) 02/07/26 _x86_64_ (4 CPU) 11:16:56 LINUX RESTART (4 CPU) 11:17:01 CPU %user %nice %system %iowait %steal %idle 11:18:02 all 21.46 0.00 2.66 4.73 1.04 70.11 11:18:02 0 10.64 0.00 4.36 5.06 0.78 79.14 11:18:02 1 22.41 0.00 1.40 3.07 0.84 72.28 11:18:02 2 23.64 0.00 2.54 6.46 1.25 66.12 11:18:02 3 29.22 0.00 2.33 4.32 1.26 62.87 11:19:01 all 23.48 0.00 1.61 1.92 1.03 71.97 11:19:01 0 10.87 0.00 0.88 0.96 0.64 86.65 11:19:01 1 24.33 0.00 1.50 0.96 1.08 72.12 11:19:01 2 35.90 0.00 2.47 5.29 1.34 55.00 11:19:01 3 22.86 0.00 1.59 0.51 1.03 74.02 11:20:01 all 10.20 0.00 0.58 0.42 0.50 88.30 11:20:01 0 10.27 0.00 0.10 0.00 0.40 89.23 11:20:01 1 11.19 0.00 1.04 0.07 0.35 87.36 11:20:01 2 12.79 0.00 0.65 1.48 0.55 84.52 11:20:01 3 6.54 0.00 0.57 0.12 0.72 92.05 11:21:01 all 5.15 0.00 0.37 0.02 0.31 94.16 11:21:01 0 3.00 0.00 0.13 0.00 0.17 96.70 11:21:01 1 7.34 0.00 0.30 0.00 0.30 92.06 11:21:01 2 7.80 0.00 0.70 0.05 0.27 91.19 11:21:01 3 2.44 0.00 0.35 0.03 0.50 96.67 11:22:01 all 20.83 0.00 1.78 0.52 0.92 75.94 11:22:01 0 17.06 0.00 1.25 0.25 0.72 80.72 11:22:01 1 16.41 0.00 1.94 0.05 0.94 80.66 11:22:01 2 32.34 0.00 1.83 0.97 1.15 63.70 11:22:01 3 17.47 0.00 2.06 0.80 0.90 78.76 Average: all 16.21 0.00 1.40 1.52 0.76 80.11 Average: 0 10.37 0.00 1.35 1.26 0.54 86.49 Average: 1 16.32 0.00 1.24 0.83 0.70 80.91 Average: 2 22.45 0.00 1.64 2.84 0.91 72.16 Average: 3 15.68 0.00 1.38 1.16 0.88 80.90