---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1105 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: 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 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 7.7G 12G 41% / 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 494 5121 0 2360 7197 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:9e:fd:f1 brd ff:ff:ff:ff:ff:ff inet 10.32.7.50/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86203sec preferred_lft 86203sec inet6 fe80::f816:3eff:fe9e:fdf1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1105) 10/25/26 _x86_64_ (4 CPU) 07:04:52 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:01 138.30 55.31 82.99 3624.66 12478.39 07:07:01 113.15 45.01 68.14 2841.79 14459.46 07:08:01 38.84 1.97 36.88 111.05 9851.02 Average: 96.77 34.10 62.67 2192.58 12262.97 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 5835044 7426664 2332376 28.56 50356 1711128 684964 7.43 560528 1588552 202196 07:07:01 5255040 7367220 2912380 35.66 66824 2197848 709628 7.70 765824 1928072 246020 07:08:01 5228556 7356612 2938864 35.98 69884 2210396 724088 7.86 804708 1915444 11416 Average: 5439547 7383499 2727873 33.40 62355 2039791 706227 7.66 710353 1810689 153211 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:01 ens3 363.88 227.51 1850.47 65.93 0.00 0.00 0.00 0.00 07:06:01 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 07:07:01 ens3 205.08 189.79 2601.00 41.72 0.00 0.00 0.00 0.00 07:07:01 lo 1.90 1.90 0.19 0.19 0.00 0.00 0.00 0.00 07:08:01 ens3 67.52 66.21 31.11 671.06 0.00 0.00 0.00 0.00 07:08:01 lo 1.67 1.67 0.15 0.15 0.00 0.00 0.00 0.00 Average: ens3 212.17 161.17 1494.21 259.56 0.00 0.00 0.00 0.00 Average: lo 1.52 1.52 0.14 0.14 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1105) 10/25/26 _x86_64_ (4 CPU) 07:04:52 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:01 all 21.90 0.00 1.91 3.88 0.06 72.25 07:06:01 0 39.02 0.00 2.86 4.45 0.08 53.59 07:06:01 1 6.32 0.00 1.29 7.27 0.05 85.08 07:06:01 2 16.08 0.00 1.66 2.11 0.07 80.08 07:06:01 3 26.19 0.00 1.80 1.69 0.05 70.27 07:07:01 all 34.89 0.00 1.90 2.21 0.08 60.91 07:07:01 0 41.05 0.00 1.74 0.52 0.08 56.61 07:07:01 1 25.32 0.00 1.62 3.12 0.07 69.88 07:07:01 2 27.52 0.00 2.03 4.57 0.08 65.80 07:07:01 3 45.71 0.00 2.22 0.64 0.10 51.33 07:08:01 all 20.52 0.00 1.07 0.94 0.05 77.43 07:08:01 0 27.88 0.00 1.08 0.12 0.07 70.85 07:08:01 1 17.05 0.00 1.05 2.56 0.03 79.31 07:08:01 2 4.65 0.00 0.69 0.80 0.03 93.82 07:08:01 3 32.42 0.00 1.43 0.28 0.07 65.80 Average: all 25.77 0.00 1.63 2.34 0.06 70.20 Average: 0 35.97 0.00 1.89 1.69 0.08 60.36 Average: 1 16.24 0.00 1.32 4.31 0.05 78.08 Average: 2 16.08 0.00 1.46 2.49 0.06 79.91 Average: 3 34.77 0.00 1.82 0.87 0.07 62.47