---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1621 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: 2800.012 BogoMIPS: 5600.02 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 552 12636 0 2850 15159 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:e0:25:b1 brd ff:ff:ff:ff:ff:ff inet 10.30.107.137/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86157sec preferred_lft 86157sec inet6 fe80::f816:3eff:fee0:25b1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1621) 10/14/26 _x86_64_ (4 CPU) 09:09:19 LINUX RESTART (4 CPU) 09:10:01 tps rtps wtps bread/s bwrtn/s 09:11:01 154.61 15.10 139.51 384.07 26829.66 09:12:01 68.31 3.13 65.17 339.68 11023.10 09:13:01 29.30 3.83 25.46 167.84 4327.95 Average: 84.07 7.35 76.71 297.19 14060.23 09:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:11:01 13330596 15184812 3094372 18.84 75928 1965516 1202660 6.88 1056092 1797128 192352 09:12:01 12295068 14292788 4129900 25.14 80456 2099680 2108028 12.06 1968760 1907316 7676 09:13:01 12928360 15510364 3496608 21.29 84348 2670292 791120 4.53 973408 2254560 479456 Average: 12851341 14995988 3573627 21.76 80244 2245163 1367269 7.82 1332753 1986335 226495 09:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:11:01 lo 0.80 0.80 0.09 0.09 0.00 0.00 0.00 0.00 09:11:01 ens3 228.30 160.09 2232.41 36.49 0.00 0.00 0.00 0.00 09:12:01 lo 0.33 0.33 0.02 0.02 0.00 0.00 0.00 0.00 09:12:01 ens3 2391.00 1604.70 2368.51 613.00 0.00 0.00 0.00 0.00 09:13:01 lo 0.42 0.42 0.04 0.04 0.00 0.00 0.00 0.00 09:13:01 ens3 292.65 191.95 747.87 78.76 0.00 0.00 0.00 0.00 Average: lo 0.52 0.52 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 970.65 652.25 1782.93 242.75 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1621) 10/14/26 _x86_64_ (4 CPU) 09:09:19 LINUX RESTART (4 CPU) 09:10:01 CPU %user %nice %system %iowait %steal %idle 09:11:01 all 29.12 0.00 2.24 1.54 0.02 67.08 09:11:01 0 16.07 0.00 1.38 0.43 0.03 82.08 09:11:01 1 41.02 0.00 2.96 3.98 0.02 52.02 09:11:01 2 24.34 0.00 1.87 0.40 0.02 73.37 09:11:01 3 35.12 0.00 2.76 1.37 0.03 60.72 09:12:01 all 36.89 0.00 6.70 0.24 0.03 56.14 09:12:01 0 59.98 0.00 11.58 0.03 0.03 28.37 09:12:01 1 32.12 0.00 2.65 0.65 0.03 64.54 09:12:01 2 20.63 0.00 1.82 0.13 0.03 77.39 09:12:01 3 34.63 0.00 10.71 0.15 0.03 54.48 09:13:01 all 40.37 0.00 1.82 0.08 0.03 57.71 09:13:01 0 29.38 0.00 1.79 0.02 0.02 68.80 09:13:01 1 38.16 0.00 1.54 0.17 0.02 60.12 09:13:01 2 42.75 0.00 1.71 0.03 0.03 55.48 09:13:01 3 51.20 0.00 2.24 0.10 0.03 46.42 Average: all 35.45 0.00 3.58 0.62 0.03 60.32 Average: 0 35.15 0.00 4.92 0.16 0.03 59.74 Average: 1 37.11 0.00 2.38 1.60 0.02 58.89 Average: 2 29.23 0.00 1.80 0.19 0.03 68.75 Average: 3 40.32 0.00 5.24 0.54 0.03 53.87