---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4317 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 9.0G 69G 12% / 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 573 12598 0 2867 15137 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:47:3a:08 brd ff:ff:ff:ff:ff:ff inet 10.30.107.100/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86094sec preferred_lft 86094sec inet6 fe80::f816:3eff:fe47:3a08/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4317) 10/23/26 _x86_64_ (4 CPU) 03:04:42 LINUX RESTART (4 CPU) 03:05:01 tps rtps wtps bread/s bwrtn/s 03:06:02 294.10 50.72 243.38 3534.34 64893.18 03:07:01 115.03 11.83 103.20 310.05 13760.92 03:08:01 57.49 5.52 51.97 401.93 8156.77 03:09:01 26.93 4.60 22.33 142.64 2300.68 Average: 123.42 18.19 105.23 1100.54 22313.52 03:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:06:02 14028860 15580136 2396108 14.59 60840 1693268 749548 4.29 634920 1551508 156684 03:07:01 13648944 15475928 2776024 16.90 78692 1935560 1054636 6.04 763352 1771816 65140 03:08:01 12660752 14670612 3764216 22.92 86424 2103868 1568276 8.98 1590364 1917504 196 03:09:01 12978104 15565832 3446864 20.99 90620 2668084 723316 4.14 914880 2258268 520432 Average: 13329165 15323127 3095803 18.85 79144 2100195 1023944 5.86 975879 1874774 185613 03:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:06:02 ens3 395.18 282.49 1865.08 75.64 0.00 0.00 0.00 0.00 03:06:02 lo 1.13 1.13 0.13 0.13 0.00 0.00 0.00 0.00 03:07:01 ens3 175.43 160.18 1038.68 45.51 0.00 0.00 0.00 0.00 03:07:01 lo 0.81 0.81 0.08 0.08 0.00 0.00 0.00 0.00 03:08:01 ens3 3615.40 2298.22 3278.70 913.80 0.00 0.00 0.00 0.00 03:08:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:09:01 ens3 668.91 352.26 886.68 186.08 0.00 0.00 0.00 0.00 03:09:01 lo 0.75 0.75 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 1218.07 775.85 1770.33 306.34 0.00 0.00 0.00 0.00 Average: lo 0.67 0.67 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-4317) 10/23/26 _x86_64_ (4 CPU) 03:04:42 LINUX RESTART (4 CPU) 03:05:01 CPU %user %nice %system %iowait %steal %idle 03:06:02 all 18.66 0.00 1.74 3.70 0.01 75.89 03:06:02 0 15.51 0.00 1.58 0.67 0.00 82.24 03:06:02 1 33.97 0.00 2.45 1.20 0.00 62.37 03:06:02 2 19.65 0.00 1.17 1.14 0.00 78.04 03:06:02 3 5.45 0.00 1.78 11.82 0.02 80.93 03:07:01 all 16.29 0.00 1.54 0.85 0.01 81.31 03:07:01 0 9.91 0.00 1.43 0.19 0.00 88.48 03:07:01 1 33.20 0.00 1.92 0.34 0.02 64.53 03:07:01 2 12.74 0.00 1.53 0.25 0.02 85.46 03:07:01 3 9.24 0.00 1.31 2.62 0.02 86.81 03:08:01 all 34.10 0.00 6.48 0.09 0.01 59.32 03:08:01 0 26.45 0.00 3.66 0.15 0.02 69.72 03:08:01 1 19.77 0.00 2.57 0.12 0.02 77.53 03:08:01 2 61.56 0.00 9.32 0.00 0.00 29.12 03:08:01 3 28.58 0.00 10.35 0.10 0.00 60.97 03:09:01 all 43.11 0.00 2.21 0.08 0.01 54.59 03:09:01 0 39.78 0.00 2.19 0.02 0.02 57.99 03:09:01 1 44.44 0.00 2.47 0.08 0.00 53.01 03:09:01 2 43.10 0.00 2.32 0.05 0.02 54.51 03:09:01 3 45.07 0.00 1.88 0.15 0.02 52.88 Average: all 28.09 0.00 3.00 1.18 0.01 67.73 Average: 0 22.96 0.00 2.22 0.26 0.01 74.56 Average: 1 32.84 0.00 2.35 0.44 0.01 64.36 Average: 2 34.36 0.00 3.59 0.36 0.01 61.68 Average: 3 22.14 0.00 3.84 3.68 0.01 70.33