---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4711 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 9.6G 68G 13% / 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 654 11872 0 3513 15055 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:c2:68:21 brd ff:ff:ff:ff:ff:ff inet 10.30.107.239/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86176sec preferred_lft 86176sec inet6 fe80::f816:3eff:fec2:6821/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4711) 10/24/26 _x86_64_ (4 CPU) 07:19:45 LINUX RESTART (4 CPU) 07:20:01 tps rtps wtps bread/s bwrtn/s 07:21:01 73.59 19.58 54.01 716.81 11939.21 07:22:01 226.06 40.44 185.62 2416.53 66391.33 07:23:01 26.33 3.62 22.71 182.50 9163.01 Average: 108.66 21.21 87.45 1105.28 29164.52 07:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:21:01 14090640 15617012 2334328 14.21 60296 1669548 745676 4.27 597132 1530536 174672 07:22:01 11951916 15144740 4473052 27.23 78500 3280960 1093380 6.26 1127048 3066332 9632 07:23:01 12190344 15446624 4234624 25.78 82488 3334624 776344 4.44 857096 3094156 31116 Average: 12744300 15402792 3680668 22.41 73761 2761711 871800 4.99 860425 2563675 71807 07:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:21:01 ens3 102.67 67.66 1042.65 15.21 0.00 0.00 0.00 0.00 07:21:01 lo 1.07 1.07 0.13 0.13 0.00 0.00 0.00 0.00 07:22:01 ens3 1207.20 884.12 22674.66 128.11 0.00 0.00 0.00 0.00 07:22:01 lo 0.67 0.67 0.07 0.07 0.00 0.00 0.00 0.00 07:23:01 ens3 451.01 292.88 473.04 121.92 0.00 0.00 0.00 0.00 07:23:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 Average: ens3 586.96 414.89 8063.45 88.41 0.00 0.00 0.00 0.00 Average: lo 0.60 0.60 0.07 0.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4711) 10/24/26 _x86_64_ (4 CPU) 07:19:45 LINUX RESTART (4 CPU) 07:20:01 CPU %user %nice %system %iowait %steal %idle 07:21:01 all 12.80 0.00 1.03 11.33 0.01 74.83 07:21:01 0 5.63 0.00 0.80 23.69 0.00 69.88 07:21:01 1 30.34 0.00 1.97 3.84 0.02 63.83 07:21:01 2 8.88 0.00 0.65 2.07 0.00 88.40 07:21:01 3 6.36 0.00 0.73 15.71 0.00 77.19 07:22:01 all 32.16 0.00 2.47 3.46 0.02 61.89 07:22:01 0 48.45 0.00 2.48 4.30 0.02 44.76 07:22:01 1 30.54 0.00 2.54 1.30 0.00 65.61 07:22:01 2 27.17 0.00 3.10 2.55 0.02 67.16 07:22:01 3 22.52 0.00 1.78 5.67 0.02 70.01 07:23:01 all 47.15 0.00 2.32 0.34 0.02 50.17 07:23:01 0 51.25 0.00 2.34 0.05 0.03 46.33 07:23:01 1 44.17 0.00 1.88 0.82 0.03 53.10 07:23:01 2 46.53 0.00 2.39 0.27 0.02 50.79 07:23:01 3 46.62 0.00 2.64 0.22 0.02 50.50 Average: all 30.69 0.00 1.94 5.05 0.02 62.31 Average: 0 35.12 0.00 1.87 9.34 0.02 53.65 Average: 1 35.01 0.00 2.13 1.99 0.02 60.86 Average: 2 27.52 0.00 2.05 1.63 0.01 68.79 Average: 3 25.12 0.00 1.72 7.22 0.01 65.94