---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7 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 7.6G 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 467 5292 0 2215 7228 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:6d:a2:d5 brd ff:ff:ff:ff:ff:ff inet 10.32.6.113/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86038sec preferred_lft 86038sec inet6 fe80::f816:3eff:fe6d:a2d5/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7) 05/04/26 _x86_64_ (4 CPU) 15:24:48 LINUX RESTART (4 CPU) 15:25:01 tps rtps wtps bread/s bwrtn/s 15:26:02 102.43 48.38 54.06 3405.57 4540.31 15:27:01 54.51 0.19 54.32 22.36 9688.21 15:28:01 62.01 30.74 31.27 1694.90 5810.73 15:29:01 16.05 7.63 8.42 536.31 3151.61 15:30:01 30.37 3.40 26.97 129.27 6055.77 Average: 53.07 18.12 34.94 1161.31 5836.89 15:25:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:26:02 6068480 7459792 2098932 25.70 35860 1536072 643052 6.98 538012 1399120 71856 15:27:01 5789892 7432836 2377520 29.11 55032 1753468 667532 7.24 576804 1606960 124640 15:28:01 5536968 7315568 2630444 32.21 62272 1876424 778280 8.44 735092 1690372 56060 15:29:01 5485264 7450704 2682148 32.84 64196 2058288 623512 6.77 694716 1777812 146296 15:30:01 5420668 7400112 2746744 33.63 66424 2069584 678188 7.36 754376 1781760 7788 Average: 5660254 7411802 2507158 30.70 56757 1858767 678113 7.36 659800 1651205 81328 15:25:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:26:02 ens3 254.27 158.14 1196.18 58.18 0.00 0.00 0.00 0.00 15:26:02 lo 0.80 0.80 0.07 0.07 0.00 0.00 0.00 0.00 15:27:01 ens3 44.61 35.38 574.98 4.65 0.00 0.00 0.00 0.00 15:27:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 15:28:01 ens3 181.97 148.27 1148.57 27.23 0.00 0.00 0.00 0.00 15:28:01 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 15:29:01 ens3 111.26 88.90 880.05 10.30 0.00 0.00 0.00 0.00 15:29:01 lo 0.70 0.70 0.06 0.06 0.00 0.00 0.00 0.00 15:30:01 ens3 55.57 67.50 27.80 680.28 0.00 0.00 0.00 0.00 15:30:01 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 129.81 99.85 766.10 156.65 0.00 0.00 0.00 0.00 Average: lo 0.82 0.82 0.07 0.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7) 05/04/26 _x86_64_ (4 CPU) 15:24:48 LINUX RESTART (4 CPU) 15:25:01 CPU %user %nice %system %iowait %steal %idle 15:26:02 all 19.67 0.00 1.88 4.03 5.83 68.59 15:26:02 0 10.61 0.00 1.16 2.17 3.42 82.64 15:26:02 1 33.38 0.00 2.45 5.79 7.36 51.02 15:26:02 2 19.61 0.00 2.31 4.30 7.05 66.74 15:26:02 3 14.97 0.00 1.62 3.85 5.47 74.09 15:27:01 all 17.37 0.00 1.34 2.17 2.77 76.35 15:27:01 0 5.81 0.00 0.86 2.12 1.43 89.78 15:27:01 1 29.32 0.00 1.87 4.92 3.40 60.49 15:27:01 2 10.47 0.00 1.19 1.04 2.27 85.02 15:27:01 3 23.83 0.00 1.47 0.58 3.96 70.16 15:28:01 all 19.57 0.00 1.60 1.78 9.37 67.67 15:28:01 0 16.88 0.00 1.89 1.47 9.92 69.84 15:28:01 1 23.86 0.00 0.91 1.12 8.36 65.75 15:28:01 2 18.99 0.00 2.20 2.81 10.09 65.91 15:28:01 3 18.58 0.00 1.41 1.71 9.11 69.18 15:29:01 all 17.80 0.00 1.29 0.64 6.02 74.26 15:29:01 0 16.88 0.00 1.03 0.08 5.90 76.10 15:29:01 1 14.98 0.00 1.07 0.25 5.09 78.61 15:29:01 2 20.83 0.00 1.06 1.18 6.27 70.66 15:29:01 3 18.48 0.00 1.99 1.07 6.81 71.64 15:30:01 all 19.06 0.00 0.99 1.30 3.39 75.26 15:30:01 0 19.52 0.00 0.76 0.66 2.27 76.79 15:30:01 1 20.30 0.00 1.35 2.20 4.18 71.97 15:30:01 2 27.63 0.00 0.97 2.20 4.16 65.04 15:30:01 3 8.82 0.00 0.90 0.11 2.97 87.19 Average: all 18.70 0.00 1.42 1.98 5.50 72.39 Average: 0 13.99 0.00 1.14 1.30 4.63 78.94 Average: 1 24.35 0.00 1.53 2.84 5.70 65.57 Average: 2 19.55 0.00 1.55 2.32 6.00 70.58 Average: 3 16.91 0.00 1.48 1.47 5.68 74.46