---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-10489 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 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 465 5332 0 2177 7230 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:79:12:28 brd ff:ff:ff:ff:ff:ff inet 10.32.7.195/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86105sec preferred_lft 86105sec inet6 fe80::f816:3eff:fe79:1228/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10489) 04/04/26 _x86_64_ (4 CPU) 07:04:45 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:01 104.30 36.44 67.86 1328.89 5633.21 07:07:01 80.97 30.06 50.91 1683.72 8131.31 07:08:01 65.85 8.71 57.14 508.68 7148.03 07:09:01 27.31 3.47 23.85 133.71 4920.38 Average: 69.61 19.67 49.94 913.73 6458.25 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 5905116 7380320 2262304 27.70 40232 1612396 735676 7.98 632204 1460656 105084 07:07:01 5571244 7276956 2596176 31.79 58052 1811220 828132 8.99 742960 1655100 94332 07:08:01 5470540 7398676 2696880 33.02 65264 2020304 692684 7.52 737988 1749476 113892 07:09:01 5476940 7426484 2690480 32.94 67500 2038800 667160 7.24 719952 1759364 16772 Average: 5605960 7370609 2561460 31.36 57762 1870680 730913 7.93 708276 1656149 82520 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:01 ens3 331.52 188.10 1477.50 62.58 0.00 0.00 0.00 0.00 07:06:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 07:07:01 ens3 92.00 89.22 503.98 20.86 0.00 0.00 0.00 0.00 07:07:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 07:08:01 ens3 315.01 339.73 1501.98 64.72 0.00 0.00 0.00 0.00 07:08:01 lo 0.50 0.50 0.05 0.05 0.00 0.00 0.00 0.00 07:09:01 ens3 56.77 63.26 33.39 601.63 0.00 0.00 0.00 0.00 07:09:01 lo 1.60 1.60 0.14 0.14 0.00 0.00 0.00 0.00 Average: ens3 198.84 170.09 879.29 187.43 0.00 0.00 0.00 0.00 Average: lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10489) 04/04/26 _x86_64_ (4 CPU) 07:04:45 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:01 all 22.43 0.00 1.72 3.86 3.26 68.73 07:06:01 0 19.54 0.00 1.90 5.28 2.92 70.36 07:06:01 1 18.05 0.00 1.69 7.23 2.90 70.13 07:06:01 2 19.06 0.00 1.37 0.67 3.36 75.54 07:06:01 3 33.06 0.00 1.93 2.28 3.88 58.85 07:07:01 all 24.05 0.00 1.76 2.33 3.69 68.18 07:07:01 0 53.75 0.00 2.65 1.75 4.35 37.50 07:07:01 1 13.73 0.00 1.42 2.02 2.86 79.96 07:07:01 2 12.72 0.00 1.05 1.04 3.55 81.63 07:07:01 3 16.06 0.00 1.93 4.50 3.99 73.53 07:08:01 all 38.76 0.00 2.49 0.89 7.28 50.58 07:08:01 0 43.81 0.00 2.78 0.88 7.66 44.87 07:08:01 1 35.44 0.00 1.70 0.31 6.68 55.87 07:08:01 2 36.43 0.00 2.98 1.17 7.65 51.77 07:08:01 3 39.33 0.00 2.50 1.23 7.10 49.84 07:09:01 all 20.33 0.00 1.10 1.04 1.49 76.04 07:09:01 0 44.05 0.00 1.68 0.37 2.31 51.59 07:09:01 1 1.09 0.00 0.43 0.02 0.70 97.76 07:09:01 2 31.47 0.00 1.53 0.53 2.09 64.38 07:09:01 3 4.80 0.00 0.78 3.24 0.86 90.32 Average: all 26.44 0.00 1.77 2.03 3.94 65.82 Average: 0 40.29 0.00 2.25 2.07 4.33 51.06 Average: 1 17.15 0.00 1.31 2.39 3.30 75.86 Average: 2 24.93 0.00 1.74 0.86 4.18 68.30 Average: 3 23.37 0.00 1.79 2.81 3.97 68.06