---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-14300 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 8.9G 11G 47% / 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 461 3979 0 3534 7215 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:9c:38:b8 brd ff:ff:ff:ff:ff:ff inet 10.32.7.150/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86117sec preferred_lft 86117sec inet6 fe80::f816:3eff:fe9c:38b8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-14300) 10/03/26 _x86_64_ (4 CPU) 22:37:51 LINUX RESTART (4 CPU) 22:38:01 tps rtps wtps bread/s bwrtn/s 22:39:02 135.24 54.82 80.42 3587.00 7903.37 22:40:01 123.93 37.13 86.80 2286.53 50807.39 22:41:01 12.08 0.00 12.08 0.00 558.88 22:42:01 56.36 2.65 53.71 179.97 9342.98 Average: 81.72 23.59 58.13 1510.08 17011.68 22:38:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:39:02 5887716 7462132 2279704 27.91 49968 1694668 648456 7.04 525096 1573068 198444 22:40:01 4356900 7288712 3810520 46.66 59512 3017220 796528 8.64 723424 2853540 4840 22:41:01 4337496 7279208 3829924 46.89 62168 3023192 796528 8.64 735056 2858268 2024 22:42:01 4071388 7382196 4096032 50.15 68212 3377240 690780 7.50 667200 3177668 120060 Average: 4663375 7353062 3504045 42.90 59965 2778080 733073 7.95 662694 2615636 81342 22:38:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:39:02 ens3 405.68 260.67 1762.50 69.68 0.00 0.00 0.00 0.00 22:39:02 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 22:40:01 ens3 781.24 476.34 19232.71 49.84 0.00 0.00 0.00 0.00 22:40:01 lo 1.56 1.56 0.15 0.15 0.00 0.00 0.00 0.00 22:41:01 ens3 61.91 91.44 58.56 20.69 0.00 0.00 0.00 0.00 22:41:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 22:42:01 ens3 487.99 456.46 4041.79 72.21 0.00 0.00 0.00 0.00 22:42:01 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 432.74 320.57 6219.42 53.12 0.00 0.00 0.00 0.00 Average: lo 0.84 0.84 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-14300) 10/03/26 _x86_64_ (4 CPU) 22:37:51 LINUX RESTART (4 CPU) 22:38:01 CPU %user %nice %system %iowait %steal %idle 22:39:02 all 21.58 0.00 1.85 4.06 0.06 72.44 22:39:02 0 26.97 0.00 2.11 10.91 0.08 59.92 22:39:02 1 15.07 0.00 1.60 2.25 0.03 81.04 22:39:02 2 24.19 0.00 2.07 2.01 0.08 71.65 22:39:02 3 20.15 0.00 1.63 1.08 0.05 77.08 22:40:01 all 17.92 0.00 1.39 2.56 0.06 78.07 22:40:01 0 5.06 0.00 0.46 4.77 0.02 89.68 22:40:01 1 27.03 0.00 2.67 2.21 0.09 68.00 22:40:01 2 24.23 0.00 1.09 0.56 0.09 74.04 22:40:01 3 15.30 0.00 1.33 2.69 0.09 80.59 22:41:01 all 4.23 0.00 0.26 0.04 0.03 95.45 22:41:01 0 0.77 0.00 0.08 0.15 0.02 98.98 22:41:01 1 4.57 0.00 0.23 0.00 0.02 95.18 22:41:01 2 5.87 0.00 0.27 0.00 0.03 93.83 22:41:01 3 5.69 0.00 0.45 0.00 0.03 93.82 22:42:01 all 18.96 0.00 1.36 0.83 0.07 78.78 22:42:01 0 10.46 0.00 1.46 2.61 0.03 85.44 22:42:01 1 19.06 0.00 1.32 0.03 0.05 79.54 22:42:01 2 13.15 0.00 0.89 0.53 0.07 85.36 22:42:01 3 33.26 0.00 1.79 0.15 0.10 64.70 Average: all 15.66 0.00 1.21 1.87 0.05 81.20 Average: 0 10.84 0.00 1.03 4.60 0.04 83.49 Average: 1 16.38 0.00 1.45 1.12 0.05 81.00 Average: 2 16.82 0.00 1.08 0.78 0.07 81.26 Average: 3 18.61 0.00 1.30 0.97 0.07 79.05