---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5093 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: 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 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 8.4G 70G 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 595 13300 0 2143 15131 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:01:55:9a brd ff:ff:ff:ff:ff:ff inet 10.30.107.133/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86137sec preferred_lft 86137sec inet6 fe80::f816:3eff:fe01:559a/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-5093) 10/26/26 _x86_64_ (4 CPU) 05:16:49 LINUX RESTART (4 CPU) 05:17:01 tps rtps wtps bread/s bwrtn/s 05:18:01 340.79 33.69 307.10 1245.58 60182.47 05:19:01 105.72 10.90 94.82 255.29 13415.23 05:20:01 1.35 0.00 1.35 0.00 18.40 05:21:01 23.26 5.38 17.88 199.57 2206.83 Average: 117.79 12.49 105.29 425.14 18957.45 05:17:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:18:01 13856648 15492472 2568320 15.64 65992 1769796 838080 4.80 731736 1621180 221768 05:19:01 13492864 15296748 2932104 17.85 72316 1921432 1233768 7.06 932848 1763888 336 05:20:01 13493200 15297008 2931768 17.85 72364 1921436 1233768 7.06 932608 1763892 48 05:21:01 13644052 15517280 2780916 16.93 75344 1986172 817620 4.68 742292 1801752 29660 Average: 13621691 15400877 2803277 17.07 71504 1899709 1030809 5.90 834871 1737678 62953 05:17:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:18:01 lo 1.33 1.33 0.16 0.16 0.00 0.00 0.00 0.00 05:18:01 ens3 417.76 279.01 2076.31 77.10 0.00 0.00 0.00 0.00 05:19:01 lo 0.60 0.60 0.05 0.05 0.00 0.00 0.00 0.00 05:19:01 ens3 77.55 66.24 747.32 13.96 0.00 0.00 0.00 0.00 05:20:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:20:01 ens3 0.42 0.33 0.07 0.20 0.00 0.00 0.00 0.00 05:21:01 lo 0.60 0.60 0.06 0.06 0.00 0.00 0.00 0.00 05:21:01 ens3 87.35 71.59 788.08 13.64 0.00 0.00 0.00 0.00 Average: lo 0.63 0.63 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 145.78 104.30 902.99 26.23 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5093) 10/26/26 _x86_64_ (4 CPU) 05:16:49 LINUX RESTART (4 CPU) 05:17:01 CPU %user %nice %system %iowait %steal %idle 05:18:01 all 21.87 0.00 2.03 3.80 0.01 72.30 05:18:01 0 22.25 0.00 1.94 0.62 0.02 75.18 05:18:01 1 26.36 0.00 2.39 7.54 0.02 63.69 05:18:01 2 7.73 0.00 1.32 0.47 0.00 90.48 05:18:01 3 31.07 0.00 2.48 6.58 0.02 59.86 05:19:01 all 10.04 0.00 0.88 0.53 0.00 88.55 05:19:01 0 6.20 0.00 0.95 1.54 0.00 91.31 05:19:01 1 15.25 0.00 1.27 0.23 0.00 83.25 05:19:01 2 9.20 0.00 0.58 0.17 0.00 90.05 05:19:01 3 9.51 0.00 0.72 0.18 0.02 89.57 05:20:01 all 0.52 0.00 0.02 0.01 0.00 99.44 05:20:01 0 0.03 0.00 0.02 0.05 0.00 99.90 05:20:01 1 0.03 0.00 0.00 0.00 0.00 99.97 05:20:01 2 1.97 0.00 0.05 0.00 0.00 97.98 05:20:01 3 0.03 0.00 0.02 0.00 0.00 99.95 05:21:01 all 15.55 0.00 1.08 0.11 0.00 83.26 05:21:01 0 11.21 0.00 1.18 0.20 0.00 87.40 05:21:01 1 33.72 0.00 1.45 0.15 0.02 64.66 05:21:01 2 11.33 0.00 0.92 0.05 0.02 87.68 05:21:01 3 5.92 0.00 0.75 0.02 0.00 93.31 Average: all 11.97 0.00 1.00 1.11 0.01 85.91 Average: 0 9.92 0.00 1.02 0.60 0.00 88.45 Average: 1 18.83 0.00 1.28 1.98 0.01 77.90 Average: 2 7.53 0.00 0.72 0.17 0.00 91.58 Average: 3 11.62 0.00 0.99 1.69 0.01 85.70