---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-460 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 486 5272 0 2217 7207 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:9f:3e:ea brd ff:ff:ff:ff:ff:ff inet 10.32.6.63/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86118sec preferred_lft 86118sec inet6 fe80::f816:3eff:fe9f:3eea/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-460) 05/09/26 _x86_64_ (4 CPU) 15:35:55 LINUX RESTART (4 CPU) 15:36:02 tps rtps wtps bread/s bwrtn/s 15:37:02 141.28 56.36 84.92 3702.56 41404.52 15:38:01 67.97 12.69 55.28 269.51 11225.62 15:39:01 72.69 5.85 66.84 392.94 8360.41 15:40:01 32.16 0.83 31.32 87.17 4397.07 Average: 78.30 18.80 59.50 1105.64 16262.32 15:36:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:37:02 5957096 7395300 2210324 27.06 38128 1579340 692300 7.51 606508 1438724 98076 15:38:01 5467012 7193308 2700408 33.06 57488 1832016 908784 9.86 825016 1677324 100820 15:39:01 5031776 6944724 3135644 38.39 64664 2004096 998660 10.84 1126228 1795260 33512 15:40:01 5431096 7409060 2736324 33.50 67872 2064716 653396 7.09 682616 1838444 7980 Average: 5471745 7235598 2695675 33.01 57038 1870042 813285 8.82 810092 1687438 60097 15:36:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:37:02 ens3 413.49 240.08 1511.84 66.36 0.00 0.00 0.00 0.00 15:37:02 lo 0.75 0.75 0.07 0.07 0.00 0.00 0.00 0.00 15:38:01 ens3 120.25 94.56 1572.41 20.26 0.00 0.00 0.00 0.00 15:38:01 lo 1.22 1.22 0.12 0.12 0.00 0.00 0.00 0.00 15:39:01 ens3 386.34 448.30 2081.83 71.72 0.00 0.00 0.00 0.00 15:39:01 lo 1.58 1.58 0.18 0.18 0.00 0.00 0.00 0.00 15:40:01 ens3 102.33 81.82 399.82 24.40 0.00 0.00 0.00 0.00 15:40:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 255.51 216.61 1390.20 45.71 0.00 0.00 0.00 0.00 Average: lo 1.05 1.05 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-460) 05/09/26 _x86_64_ (4 CPU) 15:35:55 LINUX RESTART (4 CPU) 15:36:02 CPU %user %nice %system %iowait %steal %idle 15:37:02 all 21.95 0.00 2.60 4.53 1.12 69.81 15:37:02 0 26.30 0.00 1.86 4.40 1.41 66.03 15:37:02 1 30.34 0.00 2.43 3.09 1.19 62.95 15:37:02 2 20.05 0.00 4.49 3.37 1.09 71.00 15:37:02 3 11.12 0.00 1.63 7.25 0.81 79.19 15:38:01 all 27.17 0.00 1.76 1.42 1.40 68.25 15:38:01 0 26.94 0.00 1.64 3.65 1.46 66.31 15:38:01 1 41.03 0.00 2.49 0.14 1.69 54.65 15:38:01 2 17.76 0.00 1.78 1.73 1.30 77.43 15:38:01 3 22.97 0.00 1.08 0.17 1.13 74.64 15:39:01 all 42.05 0.00 2.02 0.77 2.75 52.42 15:39:01 0 40.22 0.00 1.96 0.22 2.47 55.13 15:39:01 1 42.67 0.00 1.78 0.28 2.75 52.51 15:39:01 2 33.76 0.00 2.32 1.67 2.94 59.31 15:39:01 3 51.54 0.00 2.00 0.90 2.84 42.71 15:40:01 all 21.95 0.00 1.33 0.94 0.83 74.95 15:40:01 0 9.41 0.00 1.43 1.05 0.45 87.67 15:40:01 1 7.45 0.00 0.43 0.03 0.57 91.52 15:40:01 2 25.95 0.00 1.32 1.50 0.93 70.29 15:40:01 3 45.14 0.00 2.12 1.17 1.37 50.20 Average: all 28.31 0.00 1.92 1.90 1.53 66.33 Average: 0 25.70 0.00 1.72 2.31 1.45 68.81 Average: 1 30.32 0.00 1.78 0.88 1.55 65.48 Average: 2 24.43 0.00 2.47 2.06 1.57 69.47 Average: 3 32.81 0.00 1.71 2.36 1.54 61.58