---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5535 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 464 5190 0 2320 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:73:d7:80 brd ff:ff:ff:ff:ff:ff inet 10.32.7.207/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86026sec preferred_lft 86026sec inet6 fe80::f816:3eff:fe73:d780/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5535) 10/04/25 _x86_64_ (4 CPU) 02:57:00 LINUX RESTART (4 CPU) 02:58:02 tps rtps wtps bread/s bwrtn/s 02:59:01 60.28 5.73 54.56 183.94 9507.96 03:00:01 40.62 6.95 33.67 89.57 6847.45 03:01:01 9.30 0.00 9.30 0.00 342.48 03:02:01 45.85 0.42 45.43 14.53 8784.41 03:03:01 27.00 0.68 26.31 77.72 4814.00 Average: 36.53 2.75 33.79 72.78 6047.96 02:58:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:59:01 5826976 7477312 2340444 28.66 55680 1759024 627408 6.81 530056 1614376 133852 03:00:01 5495136 7212396 2672284 32.72 58628 1821084 903828 9.81 807864 1664512 1596 03:01:01 5485936 7210096 2681484 32.83 60460 1825260 911796 9.89 811636 1667928 1100 03:02:01 5291052 7369512 2876368 35.22 65600 2167020 732180 7.94 669020 1990380 115588 03:03:01 5286452 7371456 2880968 35.27 68052 2170748 733696 7.96 674812 1989428 12044 Average: 5477110 7328154 2690310 32.94 61684 1948627 781782 8.48 698678 1785325 52836 02:58:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:59:01 ens3 76.58 45.49 714.06 8.06 0.00 0.00 0.00 0.00 02:59:01 lo 0.34 0.34 0.03 0.03 0.00 0.00 0.00 0.00 03:00:01 ens3 90.17 96.68 998.98 19.29 0.00 0.00 0.00 0.00 03:00:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 03:01:01 ens3 55.07 79.15 58.13 12.40 0.00 0.00 0.00 0.00 03:01:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 03:02:01 ens3 616.39 536.30 4055.60 77.23 0.00 0.00 0.00 0.00 03:02:01 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 03:03:01 ens3 11.76 12.58 9.25 6.06 0.00 0.00 0.00 0.00 03:03:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 170.32 154.41 1168.80 24.66 0.00 0.00 0.00 0.00 Average: lo 0.63 0.63 0.06 0.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5535) 10/04/25 _x86_64_ (4 CPU) 02:57:00 LINUX RESTART (4 CPU) 02:58:02 CPU %user %nice %system %iowait %steal %idle 02:59:01 all 20.91 0.00 1.35 2.09 1.11 74.55 02:59:01 0 17.38 0.00 0.86 1.86 0.73 79.17 02:59:01 1 17.65 0.00 1.27 0.47 1.19 79.42 02:59:01 2 3.62 0.00 0.42 0.61 0.68 94.67 02:59:01 3 44.91 0.00 2.82 5.40 1.86 45.01 03:00:01 all 13.99 0.00 0.78 0.53 1.59 83.10 03:00:01 0 10.48 0.00 0.35 0.47 1.01 87.69 03:00:01 1 19.17 0.00 1.26 1.49 1.64 76.43 03:00:01 2 12.24 0.00 0.81 0.02 2.21 84.72 03:00:01 3 14.08 0.00 0.71 0.15 1.53 83.53 03:01:01 all 4.85 0.00 0.36 0.04 0.40 94.35 03:01:01 0 0.17 0.00 0.08 0.12 0.03 99.60 03:01:01 1 8.53 0.00 0.10 0.05 0.60 90.72 03:01:01 2 2.30 0.00 0.18 0.00 0.57 96.95 03:01:01 3 8.41 0.00 1.08 0.00 0.40 90.11 03:02:01 all 20.32 0.00 1.83 0.55 1.33 75.97 03:02:01 0 18.10 0.00 2.53 0.93 1.16 77.27 03:02:01 1 18.72 0.00 1.26 0.10 1.20 78.72 03:02:01 2 30.21 0.00 2.31 0.69 1.85 64.95 03:02:01 3 14.32 0.00 1.24 0.45 1.09 82.89 03:03:01 all 20.46 0.00 1.01 1.09 0.78 76.65 03:03:01 0 30.26 0.00 1.05 0.25 0.75 67.69 03:03:01 1 44.03 0.00 1.77 0.55 1.24 52.41 03:03:01 2 5.42 0.00 0.93 3.52 1.01 89.12 03:03:01 3 2.48 0.00 0.31 0.07 0.16 96.97 Average: all 16.10 0.00 1.07 0.86 1.04 80.94 Average: 0 15.27 0.00 0.98 0.72 0.74 82.30 Average: 1 21.62 0.00 1.13 0.53 1.17 75.54 Average: 2 10.77 0.00 0.93 0.97 1.27 86.07 Average: 3 16.73 0.00 1.23 1.20 1.01 79.84