---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7908 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 7.7G 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 478 5155 0 2342 7214 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:ac:99:90 brd ff:ff:ff:ff:ff:ff inet 10.32.6.106/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86115sec preferred_lft 86115sec inet6 fe80::f816:3eff:feac:9990/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7908) 08/09/26 _x86_64_ (4 CPU) 07:04:47 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:01 120.36 54.11 66.26 3564.21 6259.64 07:07:01 74.19 26.98 47.21 1571.87 8963.71 07:08:01 58.11 11.51 46.60 691.90 11368.74 07:09:01 25.07 1.92 23.16 106.76 5997.20 Average: 69.43 23.63 45.81 1483.60 8147.37 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 5919140 7387784 2248272 27.53 39556 1606956 715100 7.76 622364 1457392 104528 07:07:01 5520932 7346472 2646480 32.40 58588 1927608 834168 9.05 668480 1773412 211912 07:08:01 5248968 7350960 2918444 35.73 66856 2187968 722800 7.84 792724 1906648 163408 07:09:01 5278468 7387376 2888944 35.37 68660 2193100 687308 7.46 772136 1896884 10476 Average: 5491877 7368148 2675535 32.76 58415 1978908 739844 8.03 713926 1758584 122581 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 07:06:01 ens3 384.70 215.75 1494.88 64.25 0.00 0.00 0.00 0.00 07:07:01 lo 1.67 1.67 0.16 0.16 0.00 0.00 0.00 0.00 07:07:01 ens3 81.40 69.41 881.88 16.07 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 07:08:01 ens3 130.64 114.16 1849.74 23.14 0.00 0.00 0.00 0.00 07:09:01 lo 1.67 1.67 0.14 0.14 0.00 0.00 0.00 0.00 07:09:01 ens3 62.53 72.23 30.56 685.74 0.00 0.00 0.00 0.00 Average: lo 1.14 1.14 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 164.81 117.88 1064.25 197.31 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7908) 08/09/26 _x86_64_ (4 CPU) 07:04:47 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:01 all 22.64 0.00 1.83 3.46 1.00 71.07 07:06:01 0 26.22 0.00 2.06 1.12 0.93 69.67 07:06:01 1 28.34 0.00 1.72 2.94 1.00 65.99 07:06:01 2 17.98 0.00 1.99 6.66 0.96 72.40 07:06:01 3 18.02 0.00 1.58 3.13 1.08 76.18 07:07:01 all 22.66 0.00 1.49 1.82 0.95 73.09 07:07:01 0 12.17 0.00 0.87 0.50 0.47 86.00 07:07:01 1 26.39 0.00 1.80 1.35 1.15 69.31 07:07:01 2 40.67 0.00 2.37 4.19 1.22 51.56 07:07:01 3 11.42 0.00 0.96 1.24 0.95 85.43 07:08:01 all 40.08 0.00 1.82 1.10 2.62 54.37 07:08:01 0 33.07 0.00 1.60 0.12 2.44 62.77 07:08:01 1 55.77 0.00 2.15 0.55 3.11 38.43 07:08:01 2 36.38 0.00 1.17 0.50 1.92 60.03 07:08:01 3 35.05 0.00 2.38 3.25 3.06 56.27 07:09:01 all 20.47 0.00 1.01 0.89 0.78 76.85 07:09:01 0 17.01 0.00 1.13 0.70 0.90 80.27 07:09:01 1 6.14 0.00 0.53 1.62 0.33 91.37 07:09:01 2 57.38 0.00 1.82 1.14 1.52 38.14 07:09:01 3 1.43 0.00 0.58 0.10 0.35 97.53 Average: all 26.46 0.00 1.54 1.82 1.34 68.84 Average: 0 22.11 0.00 1.42 0.61 1.18 74.68 Average: 1 29.18 0.00 1.55 1.61 1.40 66.26 Average: 2 38.07 0.00 1.84 3.13 1.40 55.56 Average: 3 16.48 0.00 1.38 1.93 1.36 78.85