---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1004 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 458 5373 0 2144 7238 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:f6:22:f6 brd ff:ff:ff:ff:ff:ff inet 10.32.7.69/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86161sec preferred_lft 86161sec inet6 fe80::f816:3eff:fef6:22f6/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1004) 05/16/26 _x86_64_ (4 CPU) 10:25:54 LINUX RESTART (4 CPU) 10:26:01 tps rtps wtps bread/s bwrtn/s 10:27:01 142.84 54.96 87.89 3610.60 40891.60 10:28:01 70.70 12.41 58.29 250.62 11113.75 10:29:01 62.31 6.47 55.84 460.19 9009.57 Average: 91.95 24.61 67.34 1440.47 20338.30 10:26:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:27:01 5958460 7416124 2208960 27.05 38864 1597268 705984 7.66 593156 1449272 113576 10:28:01 5476392 7210916 2691028 32.95 59060 1837648 919344 9.98 809512 1680440 101628 10:29:01 5528052 7432500 2639368 32.32 64228 1998288 662032 7.18 645540 1785724 27628 Average: 5654301 7353180 2513119 30.77 54051 1811068 762453 8.27 682736 1638479 80944 10:26:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:27:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 10:27:01 ens3 473.52 258.76 1530.36 67.95 0.00 0.00 0.00 0.00 10:28:01 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 10:28:01 ens3 135.76 125.30 1568.03 24.92 0.00 0.00 0.00 0.00 10:29:01 lo 0.70 0.70 0.07 0.07 0.00 0.00 0.00 0.00 10:29:01 ens3 276.77 261.94 1336.53 51.36 0.00 0.00 0.00 0.00 Average: lo 0.94 0.94 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 295.35 215.33 1478.30 48.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1004) 05/16/26 _x86_64_ (4 CPU) 10:25:54 LINUX RESTART (4 CPU) 10:26:01 CPU %user %nice %system %iowait %steal %idle 10:27:01 all 22.39 0.00 2.71 4.70 1.18 69.03 10:27:01 0 23.74 0.00 5.29 3.21 1.61 66.15 10:27:01 1 13.27 0.00 1.38 1.32 0.67 83.36 10:27:01 2 30.31 0.00 2.30 11.12 1.30 54.97 10:27:01 3 22.26 0.00 1.89 3.16 1.10 71.59 10:28:01 all 28.52 0.00 1.67 1.42 1.67 66.71 10:28:01 0 23.89 0.00 1.29 0.31 1.89 72.62 10:28:01 1 57.99 0.00 3.15 1.07 2.31 35.49 10:28:01 2 15.83 0.00 1.53 4.28 1.12 77.24 10:28:01 3 16.42 0.00 0.65 0.05 1.37 81.52 10:29:01 all 32.35 0.00 1.84 1.15 2.44 62.23 10:29:01 0 33.09 0.00 2.13 0.58 2.33 61.88 10:29:01 1 22.57 0.00 1.52 1.49 2.30 72.12 10:29:01 2 21.18 0.00 1.68 1.82 2.19 73.13 10:29:01 3 52.62 0.00 2.05 0.70 2.94 41.69 Average: all 27.76 0.00 2.07 2.42 1.76 65.98 Average: 0 26.91 0.00 2.90 1.37 1.94 66.88 Average: 1 31.26 0.00 2.02 1.29 1.76 63.67 Average: 2 22.43 0.00 1.84 5.73 1.54 68.46 Average: 3 30.45 0.00 1.53 1.30 1.81 64.91