---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3804 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 8.4G 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 615 13248 0 2176 15111 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:e6:a6:0a brd ff:ff:ff:ff:ff:ff inet 10.30.107.209/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86166sec preferred_lft 86166sec inet6 fe80::f816:3eff:fee6:a60a/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-3804) 10/20/26 _x86_64_ (4 CPU) 20:26:20 LINUX RESTART (4 CPU) 20:27:02 tps rtps wtps bread/s bwrtn/s 20:28:01 149.47 14.49 134.98 373.22 32184.10 20:29:01 55.26 3.37 51.90 350.82 7393.94 20:30:01 12.08 0.73 11.35 76.79 1429.90 Average: 71.84 6.15 65.69 266.35 13565.55 20:27:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:28:01 13316348 15176732 3108620 18.93 73224 1975716 1282860 7.34 1057052 1811908 190332 20:29:01 11777524 13671976 4647444 28.29 75472 2006024 2658936 15.22 2578552 1822268 3036 20:30:01 13558156 15464620 2866812 17.45 76060 2017820 864664 4.95 812200 1814984 8976 Average: 12884009 14771109 3540959 21.56 74919 1999853 1602153 9.17 1482601 1816387 67448 20:27:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:28:01 lo 0.75 0.75 0.09 0.09 0.00 0.00 0.00 0.00 20:28:01 ens3 284.24 196.59 2677.99 46.29 0.00 0.00 0.00 0.00 20:29:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 20:29:01 ens3 79.21 46.55 148.43 18.48 0.00 0.00 0.00 0.00 20:30:01 lo 0.27 0.27 0.03 0.03 0.00 0.00 0.00 0.00 20:30:01 ens3 64.89 28.86 27.43 17.09 0.00 0.00 0.00 0.00 Average: lo 0.40 0.40 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 141.99 90.07 941.59 27.18 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-3804) 10/20/26 _x86_64_ (4 CPU) 20:26:20 LINUX RESTART (4 CPU) 20:27:02 CPU %user %nice %system %iowait %steal %idle 20:28:01 all 23.63 0.00 1.74 2.27 0.01 72.36 20:28:01 0 18.69 0.00 1.31 1.89 0.00 78.11 20:28:01 1 21.36 0.00 1.67 1.24 0.02 75.71 20:28:01 2 12.10 0.00 1.43 0.36 0.02 86.09 20:28:01 3 42.29 0.00 2.58 5.59 0.02 49.52 20:29:01 all 45.92 0.00 1.12 0.30 0.02 52.64 20:29:01 0 31.74 0.00 0.63 0.02 0.02 67.60 20:29:01 1 31.51 0.00 1.22 0.94 0.02 66.31 20:29:01 2 51.48 0.00 0.95 0.02 0.02 47.54 20:29:01 3 68.89 0.00 1.65 0.23 0.02 29.21 20:30:01 all 28.55 0.00 1.03 0.07 0.03 70.32 20:30:01 0 41.81 0.00 1.27 0.15 0.05 56.72 20:30:01 1 23.17 0.00 0.56 0.02 0.02 76.23 20:30:01 2 27.48 0.00 1.45 0.08 0.03 70.95 20:30:01 3 21.77 0.00 0.85 0.00 0.03 77.34 Average: all 32.75 0.00 1.29 0.87 0.02 65.07 Average: 0 30.82 0.00 1.07 0.68 0.02 67.41 Average: 1 25.36 0.00 1.15 0.73 0.02 72.75 Average: 2 30.48 0.00 1.28 0.15 0.02 68.07 Average: 3 44.33 0.00 1.69 1.92 0.02 52.04