---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2202 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 7.6G 12G 40% / 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 475 5285 0 2215 7220 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:4e:3e:2e brd ff:ff:ff:ff:ff:ff inet 10.32.7.244/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86134sec preferred_lft 86134sec inet6 fe80::f816:3eff:fe4e:3e2e/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-2202) 05/03/26 _x86_64_ (4 CPU) 07:04:51 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:02 118.03 54.01 64.02 3543.41 5667.19 07:07:01 80.35 31.33 49.02 1729.85 9090.48 07:08:01 51.49 10.75 40.74 636.96 9717.58 07:09:01 25.25 0.35 24.90 33.73 4048.13 Average: 68.73 24.08 44.65 1484.98 7122.73 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:02 5927956 7402176 2239464 27.42 39800 1612056 709640 7.70 610556 1461300 127676 07:07:01 5696216 7431756 2471204 30.26 59436 1838352 828184 8.99 614344 1658204 130440 07:08:01 5438004 7415260 2729416 33.42 65340 2068456 669028 7.26 738252 1781728 101884 07:09:01 5412624 7393552 2754796 33.73 67644 2069580 682336 7.40 764364 1780192 9824 Average: 5618700 7410686 2548720 31.21 58055 1897111 722297 7.84 681879 1670356 92456 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:02 ens3 388.94 208.68 1519.65 64.37 0.00 0.00 0.00 0.00 07:06:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 07:07:01 ens3 104.00 88.90 844.69 19.63 0.00 0.00 0.00 0.00 07:07:01 lo 1.49 1.49 0.14 0.14 0.00 0.00 0.00 0.00 07:08:01 ens3 178.24 174.34 1471.22 689.29 0.00 0.00 0.00 0.00 07:08:01 lo 1.43 1.43 0.13 0.13 0.00 0.00 0.00 0.00 07:09:01 ens3 14.13 14.10 12.79 6.61 0.00 0.00 0.00 0.00 07:09:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 171.60 121.64 962.57 195.70 0.00 0.00 0.00 0.00 Average: lo 1.15 1.15 0.11 0.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2202) 05/03/26 _x86_64_ (4 CPU) 07:04:51 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:02 all 22.19 0.00 1.85 3.63 2.42 69.91 07:06:02 0 16.53 0.00 1.84 7.96 2.16 71.52 07:06:02 1 18.33 0.00 1.31 1.79 1.79 76.78 07:06:02 2 40.44 0.00 2.64 2.03 3.36 51.53 07:06:02 3 13.36 0.00 1.60 2.76 2.38 79.90 07:07:01 all 26.16 0.00 1.64 2.02 3.15 67.04 07:07:01 0 40.59 0.00 2.12 0.37 3.33 53.60 07:07:01 1 9.38 0.00 0.73 3.31 2.88 83.69 07:07:01 2 28.01 0.00 1.83 2.27 3.27 64.62 07:07:01 3 26.80 0.00 1.89 2.14 3.12 66.05 07:08:01 all 32.72 0.00 1.73 1.12 4.24 60.19 07:08:01 0 26.57 0.00 1.27 0.64 3.76 67.75 07:08:01 1 54.09 0.00 2.61 0.61 5.32 37.38 07:08:01 2 22.52 0.00 1.78 2.99 3.96 68.76 07:08:01 3 27.59 0.00 1.24 0.25 3.91 67.02 07:09:01 all 20.06 0.00 0.86 0.88 1.17 77.03 07:09:01 0 4.69 0.00 0.45 0.02 0.42 94.42 07:09:01 1 32.84 0.00 1.16 0.20 1.79 64.00 07:09:01 2 30.55 0.00 1.30 2.71 1.78 63.67 07:09:01 3 12.15 0.00 0.52 0.58 0.68 86.07 Average: all 25.29 0.00 1.52 1.91 2.75 68.53 Average: 0 22.06 0.00 1.42 2.25 2.42 71.86 Average: 1 28.74 0.00 1.46 1.47 2.95 65.37 Average: 2 30.39 0.00 1.89 2.50 3.10 62.13 Average: 3 19.95 0.00 1.31 1.43 2.52 74.78