---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8478 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 486 5159 0 2329 7205 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:95:d2:0f brd ff:ff:ff:ff:ff:ff inet 10.32.6.48/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86013sec preferred_lft 86013sec inet6 fe80::f816:3eff:fe95:d20f/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-8478) 11/08/25 _x86_64_ (4 CPU) 02:56:52 LINUX RESTART (4 CPU) 02:57:01 tps rtps wtps bread/s bwrtn/s 02:58:02 135.78 54.87 80.90 3597.27 40224.91 02:59:01 59.33 5.69 53.63 183.56 9117.10 03:00:01 42.39 6.97 35.43 90.65 7191.07 03:01:01 9.78 0.00 9.78 0.00 375.40 03:02:01 46.33 0.40 45.93 14.40 8865.71 03:03:01 24.15 0.70 23.45 77.85 4666.16 Average: 52.94 11.45 41.49 661.93 11747.28 02:57:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:58:02 5978504 7393992 2188916 26.80 36368 1559108 708816 7.69 602588 1420760 86236 02:59:01 5803980 7454968 2363440 28.94 55720 1759660 795316 8.63 547884 1618912 135028 03:00:01 5479488 7206416 2687932 32.91 58708 1830716 881876 9.57 813488 1675112 1636 03:01:01 5467580 7201656 2699840 33.06 60648 1835060 881876 9.57 819604 1678660 1312 03:02:01 5249072 7336940 2918348 35.73 65680 2176568 721656 7.83 702652 2000276 113464 03:03:01 5281972 7374728 2885448 35.33 67668 2179024 690872 7.50 670804 1998168 10784 Average: 5543433 7328117 2623987 32.13 57465 1890023 780069 8.46 692837 1731981 58077 02:57:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:58:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 02:58:02 ens3 328.86 171.45 1366.93 59.92 0.00 0.00 0.00 0.00 02:59:01 lo 0.54 0.54 0.05 0.05 0.00 0.00 0.00 0.00 02:59:01 ens3 60.90 34.59 463.66 9.30 0.00 0.00 0.00 0.00 03:00:01 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 03:00:01 ens3 106.22 102.15 1155.32 18.06 0.00 0.00 0.00 0.00 03:01:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 03:01:01 ens3 57.92 84.04 60.81 13.25 0.00 0.00 0.00 0.00 03:02:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 03:02:01 ens3 621.56 516.38 4045.84 75.50 0.00 0.00 0.00 0.00 03:03:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 03:03:01 ens3 11.90 12.45 8.83 12.46 0.00 0.00 0.00 0.00 Average: lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 198.29 153.85 1185.65 31.48 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8478) 11/08/25 _x86_64_ (4 CPU) 02:56:52 LINUX RESTART (4 CPU) 02:57:01 CPU %user %nice %system %iowait %steal %idle 02:58:02 all 21.09 0.00 1.87 5.66 2.27 69.10 02:58:02 0 12.75 0.00 1.23 4.93 1.90 79.19 02:58:02 1 15.60 0.00 1.70 8.42 2.20 72.07 02:58:02 2 37.07 0.00 2.49 6.03 3.07 51.34 02:58:02 3 19.01 0.00 2.06 3.27 1.92 73.74 02:59:01 all 20.32 0.00 1.36 2.51 2.15 73.66 02:59:01 0 17.78 0.00 0.88 0.32 1.23 79.79 02:59:01 1 8.17 0.00 0.81 0.79 3.22 87.01 02:59:01 2 21.80 0.00 1.36 8.46 2.09 66.29 02:59:01 3 33.73 0.00 2.41 0.45 2.02 61.39 03:00:01 all 13.99 0.00 0.72 0.65 2.08 82.57 03:00:01 0 11.03 0.00 0.79 0.51 2.38 85.28 03:00:01 1 16.33 0.00 0.66 1.86 1.74 79.40 03:00:01 2 12.12 0.00 0.89 0.16 2.24 84.58 03:00:01 3 16.47 0.00 0.55 0.12 1.92 80.95 03:01:01 all 4.13 0.00 0.40 0.03 0.53 94.91 03:01:01 0 6.70 0.00 1.12 0.00 0.80 91.39 03:01:01 1 1.03 0.00 0.12 0.03 0.12 98.70 03:01:01 2 2.23 0.00 0.22 0.10 0.68 96.77 03:01:01 3 6.58 0.00 0.13 0.00 0.52 92.77 03:02:01 all 21.52 0.00 1.76 0.71 2.36 73.65 03:02:01 0 12.19 0.00 1.64 0.45 1.87 83.86 03:02:01 1 19.83 0.00 1.31 0.93 2.19 75.74 03:02:01 2 18.32 0.00 2.49 1.21 2.71 75.27 03:02:01 3 35.74 0.00 1.62 0.23 2.66 59.74 03:03:01 all 20.58 0.00 1.07 1.14 1.39 75.82 03:03:01 0 10.57 0.00 0.98 2.83 0.88 84.74 03:03:01 1 37.39 0.00 1.20 1.48 2.51 57.42 03:03:01 2 6.83 0.00 0.71 0.02 1.05 91.39 03:03:01 3 27.43 0.00 1.35 0.23 1.15 69.84 Average: all 16.95 0.00 1.20 1.79 1.80 78.27 Average: 0 11.83 0.00 1.11 1.52 1.51 84.04 Average: 1 16.41 0.00 0.97 2.26 2.00 78.37 Average: 2 16.42 0.00 1.36 2.65 1.98 77.59 Average: 3 23.15 0.00 1.35 0.72 1.70 73.09