---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-477 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 7.6G 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 468 5411 0 2095 7229 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:e0:66:a8 brd ff:ff:ff:ff:ff:ff inet 10.32.7.74/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86132sec preferred_lft 86132sec inet6 fe80::f816:3eff:fee0:66a8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-477) 05/09/26 _x86_64_ (4 CPU) 19:12:57 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:01 168.23 84.92 83.31 4939.53 40225.77 19:15:01 67.37 12.81 54.56 309.02 9200.07 19:16:01 64.01 8.43 55.58 466.24 7454.72 19:17:01 23.11 0.42 22.69 37.85 4462.38 Average: 80.69 26.65 54.04 1438.35 15337.03 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:01 6038788 7433364 2128632 26.06 36448 1538836 686016 7.44 569152 1400604 71944 19:15:01 5624512 7286020 2542908 31.13 57032 1768936 872800 9.47 739924 1610552 121432 19:16:01 5627500 7483320 2539920 31.10 62612 1952636 607240 6.59 619096 1718556 113768 19:17:01 5556788 7425168 2610632 31.96 64804 1962812 660684 7.17 685404 1720424 18256 Average: 5711897 7406968 2455523 30.06 55224 1805805 706685 7.67 653394 1612534 81350 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:01 lo 1.57 1.57 0.14 0.14 0.00 0.00 0.00 0.00 19:14:01 ens3 463.10 276.69 1301.17 69.10 0.00 0.00 0.00 0.00 19:15:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 19:15:01 ens3 90.03 74.05 723.57 18.51 0.00 0.00 0.00 0.00 19:16:01 lo 1.57 1.57 0.14 0.14 0.00 0.00 0.00 0.00 19:16:01 ens3 235.90 272.71 1223.31 556.73 0.00 0.00 0.00 0.00 19:17:01 lo 0.80 0.80 0.07 0.07 0.00 0.00 0.00 0.00 19:17:01 ens3 25.19 22.78 26.94 17.33 0.00 0.00 0.00 0.00 Average: lo 1.30 1.30 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 203.57 161.57 818.77 165.42 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-477) 05/09/26 _x86_64_ (4 CPU) 19:12:57 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:01 all 22.47 0.00 3.21 5.26 2.15 66.91 19:14:01 0 14.64 0.00 2.02 4.22 2.12 77.00 19:14:01 1 19.85 0.00 5.91 3.96 1.85 68.44 19:14:01 2 38.08 0.00 2.74 5.40 2.94 50.84 19:14:01 3 17.30 0.00 2.16 7.45 1.70 71.40 19:15:01 all 24.26 0.00 1.49 1.83 2.00 70.41 19:15:01 0 20.16 0.00 1.10 0.47 1.63 76.65 19:15:01 1 33.30 0.00 1.79 1.09 2.45 61.37 19:15:01 2 24.12 0.00 1.83 5.33 2.16 66.56 19:15:01 3 19.46 0.00 1.23 0.48 1.74 77.08 19:16:01 all 34.24 0.00 1.79 1.09 3.40 59.48 19:16:01 0 32.74 0.00 1.69 0.28 2.82 62.47 19:16:01 1 32.42 0.00 1.36 2.71 2.99 60.51 19:16:01 2 49.15 0.00 2.34 1.06 4.13 43.31 19:16:01 3 22.72 0.00 1.78 0.30 3.65 71.56 19:17:01 all 20.28 0.00 1.05 0.76 1.12 76.80 19:17:01 0 23.73 0.00 0.83 0.33 1.02 74.09 19:17:01 1 6.50 0.00 0.75 2.56 0.62 89.58 19:17:01 2 14.88 0.00 0.80 0.05 1.06 83.21 19:17:01 3 35.91 0.00 1.84 0.10 1.76 60.39 Average: all 25.32 0.00 1.88 2.23 2.17 68.39 Average: 0 22.82 0.00 1.41 1.32 1.90 72.54 Average: 1 23.05 0.00 2.45 2.58 1.98 69.94 Average: 2 31.57 0.00 1.93 2.96 2.58 60.97 Average: 3 23.85 0.00 1.75 2.08 2.21 70.11