---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1588 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 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 nrip_save umip rdpid arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 9.0G 11G 47% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 458 3887 0 3629 7218 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 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:ab:6f:ad brd ff:ff:ff:ff:ff:ff inet 10.32.7.227/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86115sec preferred_lft 86115sec inet6 fe80::f816:3eff:feab:6fad/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1588) 10/31/26 _x86_64_ (4 CPU) 15:07:51 LINUX RESTART (4 CPU) 15:08:01 tps rtps wtps bread/s bwrtn/s 15:09:01 136.29 54.82 81.47 3587.00 8610.45 15:10:01 123.34 36.50 86.84 2248.05 52374.41 15:11:01 11.83 0.00 11.83 0.00 552.84 15:12:01 59.76 2.65 57.11 179.97 12528.71 Average: 82.81 23.50 59.31 1503.79 18518.01 15:08:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:09:01 5809136 7422532 2358276 28.87 50572 1732352 683552 7.42 563460 1610472 216832 15:10:01 4262320 7289520 3905092 47.81 60316 3109980 790320 8.58 720880 2946572 5140 15:11:01 4243212 7280504 3924200 48.05 62912 3116136 798316 8.66 732172 2951500 2084 15:12:01 3947836 7356444 4219576 51.66 69048 3470320 713548 7.74 692380 3270440 28408 Average: 4565626 7337250 3601786 44.10 60712 2857197 746434 8.10 677223 2694746 63116 15:08:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:09:01 ens3 426.80 257.61 2080.75 69.12 0.00 0.00 0.00 0.00 15:09:01 lo 0.93 0.93 0.09 0.09 0.00 0.00 0.00 0.00 15:10:01 ens3 927.32 541.50 20178.75 54.07 0.00 0.00 0.00 0.00 15:10:01 lo 1.53 1.53 0.15 0.15 0.00 0.00 0.00 0.00 15:11:01 ens3 64.86 93.43 63.63 20.83 0.00 0.00 0.00 0.00 15:11:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 15:12:01 ens3 539.29 484.79 4048.56 82.95 0.00 0.00 0.00 0.00 15:12:01 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 489.59 344.34 6593.49 56.74 0.00 0.00 0.00 0.00 Average: lo 0.82 0.82 0.07 0.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1588) 10/31/26 _x86_64_ (4 CPU) 15:07:51 LINUX RESTART (4 CPU) 15:08:01 CPU %user %nice %system %iowait %steal %idle 15:09:01 all 21.65 0.00 1.67 4.07 0.06 72.54 15:09:01 0 18.07 0.00 1.17 1.05 0.03 79.68 15:09:01 1 28.57 0.00 1.87 1.88 0.08 67.59 15:09:01 2 21.65 0.00 2.32 12.13 0.08 63.82 15:09:01 3 18.34 0.00 1.35 1.28 0.05 78.98 15:10:01 all 16.62 0.00 1.51 2.97 0.06 78.85 15:10:01 0 11.65 0.00 1.84 2.23 0.05 84.24 15:10:01 1 14.14 0.00 1.56 6.59 0.05 77.66 15:10:01 2 26.41 0.00 1.68 2.41 0.10 69.40 15:10:01 3 14.32 0.00 0.94 0.65 0.03 84.05 15:11:01 all 4.29 0.00 0.30 0.02 0.03 95.36 15:11:01 0 5.39 0.00 0.57 0.00 0.05 93.99 15:11:01 1 7.32 0.00 0.10 0.00 0.03 92.54 15:11:01 2 4.31 0.00 0.52 0.08 0.03 95.06 15:11:01 3 0.15 0.00 0.02 0.00 0.02 99.82 15:12:01 all 19.72 0.00 1.38 1.13 0.06 77.71 15:12:01 0 15.85 0.00 1.09 0.30 0.05 82.72 15:12:01 1 14.31 0.00 1.71 1.57 0.05 82.36 15:12:01 2 16.74 0.00 1.29 2.31 0.08 79.58 15:12:01 3 31.96 0.00 1.45 0.33 0.07 66.18 Average: all 15.57 0.00 1.21 2.05 0.05 81.12 Average: 0 12.75 0.00 1.17 0.89 0.05 85.15 Average: 1 16.09 0.00 1.31 2.51 0.05 80.04 Average: 2 17.25 0.00 1.45 4.23 0.08 76.99 Average: 3 16.19 0.00 0.94 0.57 0.04 82.26