---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-10480 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 5154 0 2341 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:0d:32:6e brd ff:ff:ff:ff:ff:ff inet 10.32.7.92/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86066sec preferred_lft 86066sec inet6 fe80::f816:3eff:fe0d:326e/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-10480) 04/04/26 _x86_64_ (4 CPU) 05:14:55 LINUX RESTART (4 CPU) 05:15:01 tps rtps wtps bread/s bwrtn/s 05:16:01 155.07 70.85 84.22 4370.07 40556.19 05:17:01 80.15 29.20 50.96 1630.26 8199.03 05:18:01 38.34 7.51 30.82 675.11 7507.76 05:19:01 10.96 4.67 6.30 159.04 3435.43 05:20:01 30.93 0.78 30.14 86.52 7878.02 Average: 63.09 22.60 40.49 1384.18 13515.09 05:15:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:16:01 6013600 7431128 2153820 26.37 36512 1561120 689368 7.48 570660 1424208 84124 05:17:01 5645052 7336908 2522368 30.88 56640 1799900 846284 9.18 705484 1625900 129444 05:18:01 4898360 6790848 3269060 40.03 62444 1988092 1326612 14.39 1274604 1787700 94528 05:19:01 5357072 7449676 2810348 34.41 65996 2179160 619452 6.72 689220 1904876 189648 05:20:01 5319580 7423792 2847840 34.87 68800 2187948 650196 7.06 725332 1906224 10568 Average: 5446733 7286470 2720687 33.31 58078 1943244 826382 8.97 793060 1729782 101662 05:15:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:16:01 lo 1.33 1.33 0.12 0.12 0.00 0.00 0.00 0.00 05:16:01 ens3 357.19 213.95 1474.17 64.20 0.00 0.00 0.00 0.00 05:17:01 lo 1.20 1.20 0.12 0.12 0.00 0.00 0.00 0.00 05:17:01 ens3 52.52 40.83 453.35 10.76 0.00 0.00 0.00 0.00 05:18:01 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 05:18:01 ens3 199.35 171.11 2657.69 24.35 0.00 0.00 0.00 0.00 05:19:01 lo 120.70 120.70 36.43 36.43 0.00 0.00 0.00 0.00 05:19:01 ens3 111.90 101.47 1248.54 17.29 0.00 0.00 0.00 0.00 05:20:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 05:20:01 ens3 14.00 14.25 11.25 6.84 0.00 0.00 0.00 0.00 Average: lo 24.94 24.94 7.36 7.36 0.00 0.00 0.00 0.00 Average: ens3 146.99 108.32 1169.05 24.69 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10480) 04/04/26 _x86_64_ (4 CPU) 05:14:55 LINUX RESTART (4 CPU) 05:15:01 CPU %user %nice %system %iowait %steal %idle 05:16:01 all 20.70 0.00 3.10 5.30 4.30 66.60 05:16:01 0 16.43 0.00 2.24 4.77 3.84 72.72 05:16:01 1 11.12 0.00 1.85 5.13 3.38 78.52 05:16:01 2 26.11 0.00 2.69 2.12 4.84 64.25 05:16:01 3 29.06 0.00 5.57 9.19 5.13 51.06 05:17:01 all 21.28 0.00 1.60 2.79 2.95 71.38 05:17:01 0 14.49 0.00 0.70 0.32 2.02 82.47 05:17:01 1 7.85 0.00 1.34 3.80 2.90 84.10 05:17:01 2 42.73 0.00 2.33 1.07 3.98 49.88 05:17:01 3 20.12 0.00 2.03 5.95 2.87 69.02 05:18:01 all 25.81 0.00 1.33 0.81 5.50 66.56 05:18:01 0 20.77 0.00 1.05 0.46 4.63 73.09 05:18:01 1 24.55 0.00 1.46 1.93 5.53 66.53 05:18:01 2 20.07 0.00 1.64 0.23 5.41 72.65 05:18:01 3 37.87 0.00 1.19 0.59 6.44 53.90 05:19:01 all 41.32 0.00 1.56 0.27 7.46 49.39 05:19:01 0 37.42 0.00 1.62 0.21 7.29 53.45 05:19:01 1 41.36 0.00 2.23 0.61 7.76 48.05 05:19:01 2 40.81 0.00 0.94 0.15 6.68 51.42 05:19:01 3 45.68 0.00 1.44 0.11 8.11 44.65 05:20:01 all 20.28 0.00 1.11 1.10 1.49 76.01 05:20:01 0 15.23 0.00 1.20 3.08 1.21 79.28 05:20:01 1 33.27 0.00 1.55 1.08 1.91 62.18 05:20:01 2 15.14 0.00 0.73 0.07 1.48 82.59 05:20:01 3 17.51 0.00 0.96 0.18 1.36 79.99 Average: all 25.91 0.00 1.74 2.05 4.35 65.95 Average: 0 20.91 0.00 1.36 1.76 3.81 72.15 Average: 1 23.63 0.00 1.69 2.51 4.30 67.87 Average: 2 28.97 0.00 1.67 0.73 4.48 64.15 Average: 3 30.10 0.00 2.24 3.20 4.80 59.66