---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2744 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 8.1G 12G 43% / 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 470 4753 0 2751 7216 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:ab:14:a1 brd ff:ff:ff:ff:ff:ff inet 10.32.6.19/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86128sec preferred_lft 86128sec inet6 fe80::f816:3eff:feab:14a1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2744) 06/06/26 _x86_64_ (4 CPU) 10:41:52 LINUX RESTART (4 CPU) 10:42:01 tps rtps wtps bread/s bwrtn/s 10:43:02 140.47 54.83 85.64 3606.13 41098.98 10:44:01 58.46 5.59 52.87 163.36 9648.26 10:45:01 109.57 32.83 76.74 1978.74 27358.51 10:46:01 25.96 0.68 25.28 77.72 4066.52 Average: 83.72 23.56 60.16 1461.99 20589.50 10:42:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:43:02 5951408 7398420 2216012 27.13 38552 1587192 705160 7.65 606804 1443224 101840 10:44:01 5766196 7478740 2401224 29.40 57156 1817036 607000 6.59 524272 1676968 146680 10:45:01 4903724 7415656 3263696 39.96 64636 2595292 665008 7.22 681440 2353208 80328 10:46:01 4911152 7429344 3256268 39.87 67468 2598584 650428 7.06 675668 2352064 10144 Average: 5383120 7430540 2784300 34.09 56953 2149526 656899 7.13 622046 1956366 84748 10:42:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:43:02 ens3 451.00 224.48 1526.34 63.98 0.00 0.00 0.00 0.00 10:43:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 10:44:01 ens3 44.87 35.15 390.46 4.99 0.00 0.00 0.00 0.00 10:44:01 lo 0.54 0.54 0.05 0.05 0.00 0.00 0.00 0.00 10:45:01 ens3 628.16 508.20 10749.35 73.96 0.00 0.00 0.00 0.00 10:45:01 lo 1.23 1.23 0.12 0.12 0.00 0.00 0.00 0.00 10:46:01 ens3 12.80 12.98 10.88 6.09 0.00 0.00 0.00 0.00 10:46:01 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 285.22 195.87 3180.81 37.39 0.00 0.00 0.00 0.00 Average: lo 0.88 0.88 0.08 0.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2744) 06/06/26 _x86_64_ (4 CPU) 10:41:52 LINUX RESTART (4 CPU) 10:42:01 CPU %user %nice %system %iowait %steal %idle 10:43:02 all 21.69 0.00 1.95 5.21 1.93 69.23 10:43:02 0 7.92 0.00 1.29 6.96 1.61 82.21 10:43:02 1 13.32 0.00 1.12 4.18 1.08 80.30 10:43:02 2 42.23 0.00 3.35 8.05 2.97 43.39 10:43:02 3 23.28 0.00 2.02 1.62 2.07 71.02 10:44:01 all 19.64 0.00 1.27 2.86 1.58 74.65 10:44:01 0 25.26 0.00 0.81 2.20 1.52 70.21 10:44:01 1 25.98 0.00 1.93 7.55 2.27 62.28 10:44:01 2 10.15 0.00 1.23 0.96 1.48 86.18 10:44:01 3 17.17 0.00 1.10 0.74 1.05 79.94 10:45:01 all 38.12 0.00 2.63 2.12 4.40 52.73 10:45:01 0 37.67 0.00 3.32 1.35 4.40 53.26 10:45:01 1 42.48 0.00 2.45 1.72 4.18 49.17 10:45:01 2 30.50 0.00 2.99 4.07 5.12 57.33 10:45:01 3 41.94 0.00 1.72 1.31 3.88 51.15 10:46:01 all 20.53 0.00 1.03 1.01 1.36 76.06 10:46:01 0 0.63 0.00 0.35 0.00 0.40 98.62 10:46:01 1 26.22 0.00 1.56 0.23 1.18 70.80 10:46:01 2 5.32 0.00 0.68 3.56 1.28 89.17 10:46:01 3 49.77 0.00 1.58 0.26 2.62 45.76 Average: all 25.03 0.00 1.72 2.80 2.32 68.12 Average: 0 17.86 0.00 1.45 2.63 1.99 76.07 Average: 1 27.03 0.00 1.76 3.41 2.18 65.61 Average: 2 22.10 0.00 2.07 4.17 2.72 68.94 Average: 3 33.13 0.00 1.61 0.99 2.41 61.86