---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5180 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 676K 1.6G 1% /run /dev/vda1 78G 9.1G 69G 12% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 596 12424 0 3019 15114 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 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:90:23:78 brd ff:ff:ff:ff:ff:ff inet 10.30.106.31/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86100sec preferred_lft 86100sec inet6 fe80::f816:3eff:fe90:2378/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5180) 07/04/26 _x86_64_ (4 CPU) 17:19:21 LINUX RESTART (4 CPU) 17:20:02 tps rtps wtps bread/s bwrtn/s 17:21:01 166.90 15.40 151.50 393.56 19117.44 17:22:01 55.28 5.13 50.15 400.40 8254.05 17:23:01 53.81 28.78 25.03 2012.60 8483.25 17:24:01 282.75 3.75 279.00 195.43 17572.27 Average: 139.57 13.26 126.31 751.98 13332.44 17:20:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:21:01 13187496 15154440 3237464 19.71 77644 2074064 1177924 6.74 1085932 1904068 220052 17:22:01 12465396 14461800 3959564 24.11 78904 2101200 1888888 10.81 1803704 1905344 2324 17:23:01 11896236 14613232 4528724 27.57 82188 2806980 1612356 9.23 1907788 2348904 408536 17:24:01 12784336 15533928 3640624 22.17 85612 2834660 801748 4.59 1047640 2319468 27760 Average: 12583366 14940850 3841594 23.39 81087 2454226 1370229 7.84 1461266 2119446 164668 17:20:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:21:01 ens3 324.66 240.60 4015.33 42.52 0.00 0.00 0.00 0.00 17:21:01 lo 0.81 0.81 0.09 0.09 0.00 0.00 0.00 0.00 17:22:01 ens3 1189.02 705.86 309.07 328.87 0.00 0.00 0.00 0.00 17:22:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 17:23:01 ens3 877.02 570.24 3980.08 157.88 0.00 0.00 0.00 0.00 17:23:01 lo 0.82 0.82 0.09 0.09 0.00 0.00 0.00 0.00 17:24:01 ens3 125.63 83.72 43.94 127.80 0.00 0.00 0.00 0.00 17:24:01 lo 0.60 0.60 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 630.38 400.79 2078.96 164.78 0.00 0.00 0.00 0.00 Average: lo 0.66 0.66 0.07 0.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5180) 07/04/26 _x86_64_ (4 CPU) 17:19:21 LINUX RESTART (4 CPU) 17:20:02 CPU %user %nice %system %iowait %steal %idle 17:21:01 all 28.63 0.00 1.73 1.33 0.07 68.24 17:21:01 0 41.27 0.00 2.31 0.75 0.08 55.59 17:21:01 1 38.04 0.00 2.26 0.72 0.09 58.90 17:21:01 2 15.44 0.00 1.21 3.59 0.07 79.70 17:21:01 3 19.73 0.00 1.16 0.25 0.05 78.81 17:22:01 all 35.72 0.00 5.05 0.25 0.08 58.90 17:22:01 0 28.02 0.00 5.84 0.02 0.08 66.04 17:22:01 1 29.32 0.00 6.90 0.07 0.08 63.63 17:22:01 2 23.37 0.00 3.38 0.82 0.08 72.35 17:22:01 3 62.27 0.00 4.08 0.08 0.10 33.46 17:23:01 all 52.48 0.00 2.44 0.33 0.08 44.67 17:23:01 0 56.66 0.00 3.04 0.28 0.07 39.95 17:23:01 1 49.70 0.00 2.05 0.58 0.07 47.60 17:23:01 2 52.70 0.00 2.43 0.32 0.07 44.48 17:23:01 3 50.87 0.00 2.23 0.15 0.08 46.67 17:24:01 all 48.35 0.00 1.73 0.81 0.08 49.03 17:24:01 0 39.05 0.00 2.12 2.00 0.08 56.74 17:24:01 1 47.76 0.00 1.20 0.53 0.07 50.43 17:24:01 2 61.75 0.00 2.39 0.65 0.10 35.10 17:24:01 3 44.84 0.00 1.24 0.08 0.07 53.78 Average: all 41.35 0.00 2.74 0.68 0.08 55.15 Average: 0 41.26 0.00 3.33 0.76 0.08 54.57 Average: 1 41.22 0.00 3.11 0.47 0.08 55.12 Average: 2 38.40 0.00 2.36 1.33 0.08 57.82 Average: 3 44.52 0.00 2.18 0.14 0.08 53.08