---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4990 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 455 5165 0 2354 7237 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:75:f0:43 brd ff:ff:ff:ff:ff:ff inet 10.32.7.74/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86016sec preferred_lft 86016sec inet6 fe80::f816:3eff:fe75:f043/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4990) 07/05/25 _x86_64_ (4 CPU) 11:16:57 LINUX RESTART (4 CPU) 11:17:01 tps rtps wtps bread/s bwrtn/s 11:18:01 167.32 84.07 83.25 4920.38 40098.67 11:19:01 52.13 0.22 51.91 27.11 8786.85 11:20:01 63.88 29.69 34.19 1629.32 6723.09 11:21:01 10.13 0.00 10.13 0.00 384.27 11:22:01 45.58 2.17 43.41 115.31 8764.81 11:23:01 25.34 0.70 24.64 77.84 4846.12 Average: 60.75 19.53 41.22 1131.35 11607.83 11:17:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:18:01 6024852 7416084 2142568 26.23 36148 1535464 700844 7.60 582144 1396400 72068 11:19:01 5838560 7473844 2328860 28.51 55708 1744208 628660 6.82 527848 1605020 123264 11:20:01 5567028 7313776 2600392 31.84 58828 1850520 789028 8.56 704028 1696228 1568 11:21:01 5554040 7308344 2613380 32.00 60816 1855152 797012 8.65 711616 1699924 788 11:22:01 5314788 7423128 2852632 34.93 65576 2196964 681688 7.40 631268 2004264 111368 11:23:01 5306016 7424352 2861404 35.03 67816 2204524 678852 7.37 637104 2006756 10644 Average: 5600881 7393255 2566539 31.42 57482 1897805 712681 7.73 632335 1734765 53283 11:17:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:18:01 lo 1.60 1.60 0.14 0.14 0.00 0.00 0.00 0.00 11:18:01 ens3 373.60 206.12 1209.85 64.67 0.00 0.00 0.00 0.00 11:19:01 lo 0.34 0.34 0.03 0.03 0.00 0.00 0.00 0.00 11:19:01 ens3 34.89 26.98 530.24 3.89 0.00 0.00 0.00 0.00 11:20:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 11:20:01 ens3 125.82 111.98 950.47 19.78 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 59.78 85.19 65.57 13.73 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 650.14 557.19 4095.59 75.24 0.00 0.00 0.00 0.00 11:23:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 11:23:01 ens3 11.43 12.30 9.04 5.90 0.00 0.00 0.00 0.00 Average: lo 0.80 0.80 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 209.75 167.01 1145.10 30.61 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4990) 07/05/25 _x86_64_ (4 CPU) 11:16:57 LINUX RESTART (4 CPU) 11:17:01 CPU %user %nice %system %iowait %steal %idle 11:18:01 all 20.36 0.00 2.86 5.78 3.64 67.35 11:18:01 0 16.27 0.00 1.76 3.66 3.12 75.19 11:18:01 1 11.22 0.00 1.57 1.31 2.54 83.36 11:18:01 2 24.46 0.00 5.32 12.06 4.36 53.80 11:18:01 3 29.47 0.00 2.82 6.07 4.52 57.12 11:19:01 all 20.26 0.00 1.28 1.72 1.57 75.17 11:19:01 0 5.37 0.00 0.25 0.07 0.46 93.85 11:19:01 1 18.31 0.00 1.03 1.09 2.04 77.54 11:19:01 2 28.09 0.00 1.73 5.43 1.98 62.78 11:19:01 3 29.23 0.00 2.11 0.30 1.83 66.53 11:20:01 all 13.49 0.00 0.85 1.16 3.40 81.10 11:20:01 0 11.72 0.00 1.42 2.35 3.46 81.05 11:20:01 1 13.25 0.00 0.64 0.82 3.41 81.87 11:20:01 2 17.97 0.00 0.66 1.42 3.52 76.43 11:20:01 3 11.04 0.00 0.66 0.05 3.21 85.04 11:21:01 all 4.00 0.00 0.35 0.03 1.20 94.41 11:21:01 0 1.23 0.00 0.20 0.00 0.75 97.82 11:21:01 1 3.53 0.00 0.43 0.12 1.21 94.71 11:21:01 2 6.55 0.00 0.22 0.00 1.08 92.16 11:21:01 3 4.66 0.00 0.56 0.00 1.77 93.01 11:22:01 all 17.15 0.00 1.52 0.56 3.52 77.24 11:22:01 0 19.11 0.00 1.26 0.03 2.91 76.69 11:22:01 1 13.47 0.00 1.04 1.18 2.77 81.54 11:22:01 2 13.59 0.00 1.48 0.05 3.28 81.59 11:22:01 3 22.42 0.00 2.32 0.99 5.11 69.16 11:23:01 all 20.25 0.00 0.97 1.00 1.63 76.15 11:23:01 0 45.09 0.00 1.25 0.30 2.56 50.81 11:23:01 1 12.10 0.00 0.93 2.61 0.96 83.40 11:23:01 2 17.23 0.00 1.10 0.08 1.63 79.97 11:23:01 3 6.65 0.00 0.61 1.03 1.39 90.33 Average: all 15.91 0.00 1.31 1.71 2.50 78.57 Average: 0 16.49 0.00 1.03 1.08 2.22 79.19 Average: 1 11.97 0.00 0.94 1.19 2.16 83.74 Average: 2 17.96 0.00 1.75 3.17 2.65 74.47 Average: 3 17.20 0.00 1.51 1.41 2.98 76.90