---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2723 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 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 468 5225 0 2282 7225 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:b4:da:fc brd ff:ff:ff:ff:ff:ff inet 10.32.6.46/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86114sec preferred_lft 86114sec inet6 fe80::f816:3eff:feb4:dafc/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-2723) 06/06/26 _x86_64_ (4 CPU) 07:04:45 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:03 102.82 33.14 69.67 1121.01 6079.54 07:07:01 68.99 24.84 44.15 1518.77 8562.66 07:08:01 60.96 16.85 44.11 845.59 9554.41 07:09:01 24.58 0.93 23.65 48.53 6011.93 Average: 64.30 18.89 45.40 878.14 7543.64 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:03 5856340 7401232 2311080 28.30 45824 1672440 716728 7.78 634404 1498728 164468 07:07:01 5597728 7359616 2569692 31.46 58424 1864728 829872 9.00 656400 1711432 156576 07:08:01 5384444 7426156 2782976 34.07 66732 2129052 657472 7.13 718744 1847052 162580 07:09:01 5358132 7405292 2809288 34.40 68480 2132544 671612 7.29 748640 1843644 10532 Average: 5549161 7398074 2618259 32.06 59865 1949691 718921 7.80 689547 1725214 123539 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:03 ens3 422.51 232.24 1507.58 66.44 0.00 0.00 0.00 0.00 07:06:03 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 07:07:01 ens3 69.99 52.54 540.50 13.55 0.00 0.00 0.00 0.00 07:07:01 lo 1.45 1.45 0.14 0.14 0.00 0.00 0.00 0.00 07:08:01 ens3 181.52 162.57 1861.90 25.35 0.00 0.00 0.00 0.00 07:08:01 lo 0.57 0.57 0.06 0.06 0.00 0.00 0.00 0.00 07:09:01 ens3 58.47 67.24 30.12 670.38 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 Average: ens3 184.07 129.29 988.76 195.45 0.00 0.00 0.00 0.00 Average: lo 1.08 1.08 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-2723) 06/06/26 _x86_64_ (4 CPU) 07:04:45 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:03 all 22.76 0.00 1.66 3.46 2.23 69.89 07:06:03 0 17.15 0.00 1.25 1.23 1.63 78.75 07:06:03 1 10.31 0.00 1.22 5.57 1.65 81.24 07:06:03 2 38.21 0.00 2.40 3.53 2.58 53.27 07:06:03 3 25.35 0.00 1.73 3.52 3.06 66.34 07:07:01 all 22.30 0.00 1.49 2.17 1.98 72.06 07:07:01 0 5.04 0.00 0.43 0.85 1.54 92.14 07:07:01 1 17.61 0.00 1.56 1.82 2.00 77.01 07:07:01 2 62.05 0.00 3.25 0.93 2.53 31.25 07:07:01 3 4.75 0.00 0.73 5.09 1.83 87.60 07:08:01 all 39.42 0.00 1.91 1.35 3.85 53.46 07:08:01 0 39.37 0.00 1.67 0.30 3.63 55.03 07:08:01 1 32.95 0.00 1.49 3.00 3.34 59.22 07:08:01 2 54.27 0.00 2.15 0.73 4.48 38.37 07:08:01 3 31.04 0.00 2.35 1.38 3.99 61.24 07:09:01 all 20.46 0.00 1.04 0.88 1.36 76.27 07:09:01 0 34.45 0.00 1.01 0.40 1.51 62.62 07:09:01 1 7.61 0.00 0.85 2.73 0.96 87.85 07:09:01 2 30.16 0.00 1.79 0.10 1.76 66.19 07:09:01 3 9.62 0.00 0.48 0.30 1.19 88.40 Average: all 26.27 0.00 1.52 1.97 2.36 67.88 Average: 0 24.16 0.00 1.09 0.69 2.08 71.97 Average: 1 17.12 0.00 1.28 3.29 1.99 76.32 Average: 2 46.04 0.00 2.39 1.32 2.84 47.41 Average: 3 17.80 0.00 1.33 2.55 2.53 75.79