---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2231 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif umip rdpid arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 7.9G 0 7.9G 0% /dev tmpfs 1.6G 672K 1.6G 1% /run /dev/vda1 78G 8.5G 69G 11% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 561 13214 0 2263 15162 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 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:e2:f7:bb brd ff:ff:ff:ff:ff:ff inet 10.30.107.34/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86171sec preferred_lft 86171sec inet6 fe80::f816:3eff:fee2:f7bb/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2231) 11/10/26 _x86_64_ (4 CPU) 06:14:50 LINUX RESTART (4 CPU) 06:15:02 tps rtps wtps bread/s bwrtn/s 06:16:01 305.98 26.45 279.53 973.12 64730.05 06:17:01 152.06 19.65 132.41 905.32 17997.27 06:18:01 34.41 0.55 33.86 11.20 1442.43 Average: 163.36 15.49 147.87 627.96 27851.73 06:15:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:16:01 13949988 15537908 2474980 15.07 62644 1726500 787496 4.51 675528 1586060 177960 06:17:01 12348588 14296164 4076380 24.82 77936 2055116 2111980 12.09 1961736 1863748 7872 06:18:01 13612272 15593084 2812696 17.12 81588 2083788 754352 4.32 690760 1874844 10200 Average: 13303616 15142385 3121352 19.00 74056 1955135 1217943 6.97 1109341 1774884 65344 06:15:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:16:01 lo 1.15 1.15 0.14 0.14 0.00 0.00 0.00 0.00 06:16:01 ens3 274.16 180.68 1685.50 59.25 0.00 0.00 0.00 0.00 06:17:01 lo 15.08 15.08 2.08 2.08 0.00 0.00 0.00 0.00 06:17:01 ens3 645.43 454.16 2612.56 142.84 0.00 0.00 0.00 0.00 06:18:01 lo 36.48 36.48 4.66 4.66 0.00 0.00 0.00 0.00 06:18:01 ens3 1135.74 841.68 618.65 309.87 0.00 0.00 0.00 0.00 Average: lo 17.66 17.66 2.30 2.30 0.00 0.00 0.00 0.00 Average: ens3 687.40 493.91 1638.64 171.28 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2231) 11/10/26 _x86_64_ (4 CPU) 06:14:50 LINUX RESTART (4 CPU) 06:15:02 CPU %user %nice %system %iowait %steal %idle 06:16:01 all 18.87 0.00 1.48 3.91 0.01 75.72 06:16:01 0 20.24 0.00 1.86 5.52 0.02 72.37 06:16:01 1 37.77 0.00 1.49 0.87 0.00 59.87 06:16:01 2 12.67 0.00 1.05 1.51 0.00 84.77 06:16:01 3 4.82 0.00 1.51 7.76 0.00 85.91 06:17:01 all 36.71 0.00 2.81 0.67 0.02 59.80 06:17:01 0 31.20 0.00 2.37 0.27 0.02 66.14 06:17:01 1 48.14 0.00 3.90 0.25 0.03 47.67 06:17:01 2 30.41 0.00 2.63 1.88 0.02 65.06 06:17:01 3 37.08 0.00 2.32 0.27 0.02 60.32 06:18:01 all 15.36 0.00 4.60 0.12 0.00 79.92 06:18:01 0 15.84 0.00 4.89 0.03 0.00 79.24 06:18:01 1 16.08 0.00 4.12 0.05 0.00 79.76 06:18:01 2 14.37 0.00 4.24 0.39 0.00 81.00 06:18:01 3 15.14 0.00 5.18 0.00 0.00 79.68 Average: all 23.67 0.00 2.97 1.55 0.01 71.79 Average: 0 22.43 0.00 3.05 1.92 0.01 72.59 Average: 1 33.98 0.00 3.18 0.39 0.01 62.45 Average: 2 19.18 0.00 2.65 1.26 0.01 76.91 Average: 3 19.11 0.00 3.01 2.65 0.01 75.23