---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1011 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 8.2G 12G 43% / 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 485 4720 0 2770 7202 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:65:8a:1f brd ff:ff:ff:ff:ff:ff inet 10.32.7.104/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86038sec preferred_lft 86038sec inet6 fe80::f816:3eff:fe65:8a1f/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-1011) 05/16/26 _x86_64_ (4 CPU) 11:16:54 LINUX RESTART (4 CPU) 11:17:01 tps rtps wtps bread/s bwrtn/s 11:18:02 141.09 56.04 85.05 3646.59 40561.79 11:19:01 84.32 30.27 54.06 1685.82 9229.08 11:20:01 36.31 0.18 36.13 2.53 18839.39 11:21:01 9.78 0.00 9.78 0.00 383.80 11:22:01 50.02 2.75 47.27 190.07 12189.94 Average: 64.24 17.81 46.43 1103.03 16264.11 11:17:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:18:02 5949640 7376084 2217772 27.15 36924 1569600 728236 7.90 623488 1430120 90612 11:19:01 5596076 7293396 2571336 31.48 56640 1805272 837660 9.09 743164 1631780 99428 11:20:01 5105736 7270488 3061676 37.49 58840 2263212 785920 8.53 762980 2088328 1724 11:21:01 5085360 7257520 3082052 37.74 60772 2267656 793924 8.61 777044 2091880 1008 11:22:01 4905440 7441456 3261972 39.94 66104 2618808 622740 6.76 613488 2421080 31276 Average: 5328450 7327789 2838962 34.76 55856 2104910 753696 8.18 704033 1932638 44810 11:17:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:18:02 ens3 326.85 220.23 1471.20 64.34 0.00 0.00 0.00 0.00 11:18:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 11:19:01 ens3 74.34 59.04 433.23 16.55 0.00 0.00 0.00 0.00 11:19:01 lo 1.29 1.29 0.13 0.13 0.00 0.00 0.00 0.00 11:20:01 ens3 313.40 219.13 7658.37 23.19 0.00 0.00 0.00 0.00 11:20:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 11:21:01 ens3 70.07 102.10 70.53 16.35 0.00 0.00 0.00 0.00 11:21:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 11:22:01 ens3 636.59 560.25 4077.72 74.06 0.00 0.00 0.00 0.00 11:22:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 284.96 232.74 2749.98 38.97 0.00 0.00 0.00 0.00 Average: lo 0.64 0.64 0.06 0.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1011) 05/16/26 _x86_64_ (4 CPU) 11:16:54 LINUX RESTART (4 CPU) 11:17:01 CPU %user %nice %system %iowait %steal %idle 11:18:02 all 22.67 0.00 2.38 4.35 1.46 69.14 11:18:02 0 15.78 0.00 1.62 7.11 1.20 74.29 11:18:02 1 30.44 0.00 1.93 2.25 1.55 63.83 11:18:02 2 32.80 0.00 4.81 4.94 2.04 55.41 11:18:02 3 11.66 0.00 1.17 3.11 1.03 83.03 11:19:01 all 22.38 0.00 1.37 2.18 1.18 72.90 11:19:01 0 8.70 0.00 0.64 2.16 0.79 87.70 11:19:01 1 12.91 0.00 1.20 3.00 0.78 82.10 11:19:01 2 32.02 0.00 2.13 3.22 1.81 60.82 11:19:01 3 35.86 0.00 1.49 0.34 1.35 60.96 11:20:01 all 10.02 0.00 0.78 0.53 0.60 88.07 11:20:01 0 4.00 0.00 0.07 0.00 0.25 95.68 11:20:01 1 10.11 0.00 1.76 0.64 0.69 86.81 11:20:01 2 13.63 0.00 1.00 1.47 0.92 82.97 11:20:01 3 12.36 0.00 0.32 0.00 0.53 86.79 11:21:01 all 4.72 0.00 0.32 0.03 0.25 94.68 11:21:01 0 4.25 0.00 0.32 0.00 0.15 95.28 11:21:01 1 1.13 0.00 0.07 0.00 0.10 98.70 11:21:01 2 7.12 0.00 0.50 0.08 0.53 91.77 11:21:01 3 6.37 0.00 0.40 0.00 0.22 93.01 11:22:01 all 20.87 0.00 1.71 0.82 1.07 75.52 11:22:01 0 12.28 0.00 1.20 0.43 0.83 85.26 11:22:01 1 38.09 0.00 1.58 0.27 1.42 58.64 11:22:01 2 17.92 0.00 2.87 2.12 1.17 75.93 11:22:01 3 15.19 0.00 1.22 0.45 0.90 82.24 Average: all 16.12 0.00 1.31 1.58 0.91 80.08 Average: 0 9.00 0.00 0.77 1.94 0.64 87.64 Average: 1 18.57 0.00 1.31 1.22 0.91 77.99 Average: 2 20.67 0.00 2.26 2.37 1.29 73.41 Average: 3 16.23 0.00 0.92 0.78 0.81 81.26