---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-20004 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 nrip_save 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 11G 68G 14% / 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 555 11313 0 4171 15154 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:a7:b2:0a brd ff:ff:ff:ff:ff:ff inet 10.30.106.251/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86051sec preferred_lft 86051sec inet6 fe80::f816:3eff:fea7:b20a/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-20004) 06/10/25 _x86_64_ (4 CPU) 13:03:10 LINUX RESTART (4 CPU) 13:04:01 tps rtps wtps bread/s bwrtn/s 13:05:01 172.69 33.99 138.69 1791.43 41298.45 13:06:01 69.59 14.66 54.92 841.46 10363.61 13:07:01 25.63 0.13 25.50 1.60 3379.70 13:08:01 63.77 1.48 62.29 152.64 47658.06 Average: 82.92 12.57 70.35 696.78 25674.95 13:04:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:05:01 13385612 15284688 3039356 18.50 75628 2012416 980408 5.61 964332 1837836 104348 13:06:01 11466268 13593740 4958700 30.19 80456 2229832 2465128 14.11 2755404 1947432 6776 13:07:01 11450640 13739696 4974328 30.29 85760 2380700 2255284 12.91 2627324 2081384 71440 13:08:01 11193840 15097908 5231128 31.85 92664 3944472 1163620 6.66 1573444 3344820 532192 Average: 11874090 14429008 4550878 27.71 83627 2641855 1716110 9.82 1980126 2302868 178689 13:04:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:05:01 lo 0.67 0.67 0.08 0.08 0.00 0.00 0.00 0.00 13:05:01 ens3 441.18 316.86 3538.86 60.23 0.00 0.00 0.00 0.00 13:06:01 lo 3.22 3.22 13.01 13.01 0.00 0.00 0.00 0.00 13:06:01 ens3 1496.75 963.74 3230.47 308.63 0.00 0.00 0.00 0.00 13:07:01 lo 3.97 3.97 12.95 12.95 0.00 0.00 0.00 0.00 13:07:01 ens3 1055.51 633.68 1374.62 223.46 0.00 0.00 0.00 0.00 13:08:01 lo 1.62 1.62 0.16 0.16 0.00 0.00 0.00 0.00 13:08:01 ens3 1330.58 824.01 5897.05 118.38 0.00 0.00 0.00 0.00 Average: lo 2.37 2.37 6.55 6.55 0.00 0.00 0.00 0.00 Average: ens3 1081.00 684.57 3510.25 177.67 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-20004) 06/10/25 _x86_64_ (4 CPU) 13:03:10 LINUX RESTART (4 CPU) 13:04:01 CPU %user %nice %system %iowait %steal %idle 13:05:01 all 27.43 0.00 2.14 3.23 0.09 67.12 13:05:01 0 29.02 0.00 1.39 1.45 0.08 68.06 13:05:01 1 28.23 0.00 2.72 0.80 0.09 68.16 13:05:01 2 28.99 0.00 3.13 4.12 0.08 63.67 13:05:01 3 23.48 0.00 1.31 6.50 0.08 68.63 13:06:01 all 67.76 0.00 3.35 0.33 0.11 28.45 13:06:01 0 67.48 0.00 4.33 0.40 0.12 27.67 13:06:01 1 71.13 0.00 2.74 0.32 0.13 25.67 13:06:01 2 71.34 0.00 2.80 0.44 0.10 25.33 13:06:01 3 61.07 0.00 3.55 0.18 0.12 35.08 13:07:01 all 40.63 0.00 2.52 0.03 0.08 56.74 13:07:01 0 45.22 0.00 3.00 0.00 0.08 51.69 13:07:01 1 40.18 0.00 1.94 0.00 0.07 57.82 13:07:01 2 35.29 0.00 2.44 0.02 0.08 62.17 13:07:01 3 41.86 0.00 2.69 0.07 0.08 55.30 13:08:01 all 33.01 0.00 2.22 2.31 0.08 62.38 13:08:01 0 35.72 0.00 2.19 0.89 0.08 61.11 13:08:01 1 30.83 0.00 1.52 1.29 0.08 66.28 13:08:01 2 27.08 0.00 2.67 1.92 0.08 68.24 13:08:01 3 38.40 0.00 2.49 5.13 0.10 53.87 Average: all 42.22 0.00 2.56 1.47 0.09 53.66 Average: 0 44.35 0.00 2.73 0.69 0.09 52.14 Average: 1 42.64 0.00 2.23 0.60 0.09 54.44 Average: 2 40.67 0.00 2.76 1.62 0.09 54.86 Average: 3 41.22 0.00 2.51 2.97 0.10 53.20