---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-429 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 8.0G 12G 42% / 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 467 4915 0 2593 7223 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:4e:2a:d0 brd ff:ff:ff:ff:ff:ff inet 10.32.6.61/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86145sec preferred_lft 86145sec inet6 fe80::f816:3eff:fe4e:2ad0/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-429) 05/09/26 _x86_64_ (4 CPU) 10:41:53 LINUX RESTART (4 CPU) 10:42:01 tps rtps wtps bread/s bwrtn/s 10:43:01 142.01 54.77 87.24 3591.53 41062.91 10:44:01 84.47 29.80 54.67 1658.26 9091.28 10:45:01 72.48 8.58 63.90 490.50 22247.25 10:46:01 24.78 0.68 24.10 77.72 3892.15 Average: 80.93 23.46 57.48 1454.46 19073.53 10:42:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:43:01 5977672 7412004 2189748 26.81 37536 1576492 701968 7.62 593944 1434936 83888 10:44:01 5566016 7273488 2601404 31.85 57820 1813440 832992 9.04 770304 1637448 102380 10:45:01 5029632 7384036 3137788 38.42 63856 2443064 687704 7.46 720032 2201564 86696 10:46:01 5007240 7368296 3160180 38.69 66196 2446656 713684 7.74 742216 2200300 10204 Average: 5395140 7359456 2772280 33.94 56352 2069913 734087 7.97 706624 1868562 70792 10:42:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:43:01 ens3 385.80 213.86 1516.54 65.00 0.00 0.00 0.00 0.00 10:43:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 10:44:01 ens3 90.22 83.67 478.17 18.81 0.00 0.00 0.00 0.00 10:44:01 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 10:45:01 ens3 523.26 432.57 9023.63 61.57 0.00 0.00 0.00 0.00 10:45:01 lo 0.43 0.43 0.04 0.04 0.00 0.00 0.00 0.00 10:46:01 ens3 13.73 12.46 13.23 6.01 0.00 0.00 0.00 0.00 10:46:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 253.26 185.65 2758.16 37.85 0.00 0.00 0.00 0.00 Average: lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-429) 05/09/26 _x86_64_ (4 CPU) 10:41:53 LINUX RESTART (4 CPU) 10:42:01 CPU %user %nice %system %iowait %steal %idle 10:43:01 all 21.57 0.00 2.47 4.90 2.12 68.94 10:43:01 0 38.44 0.00 2.86 7.01 2.55 49.14 10:43:01 1 15.82 0.00 1.41 3.46 1.56 77.75 10:43:01 2 8.67 0.00 1.82 6.54 2.07 80.89 10:43:01 3 23.36 0.00 3.77 2.60 2.30 67.97 10:44:01 all 24.20 0.00 1.52 2.25 2.33 69.70 10:44:01 0 11.43 0.00 0.61 4.63 1.41 81.91 10:44:01 1 40.98 0.00 2.74 1.16 2.74 52.39 10:44:01 2 15.64 0.00 0.60 0.99 1.90 80.87 10:44:01 3 28.76 0.00 2.14 2.20 3.26 63.64 10:45:01 all 31.31 0.00 2.04 1.22 3.60 61.82 10:45:01 0 26.70 0.00 3.48 1.91 3.93 63.98 10:45:01 1 36.53 0.00 1.55 0.83 3.34 57.75 10:45:01 2 36.79 0.00 1.22 0.23 3.27 58.48 10:45:01 3 25.23 0.00 1.91 1.91 3.86 67.08 10:46:01 all 20.05 0.00 0.96 0.92 1.28 76.79 10:46:01 0 3.02 0.00 0.52 1.40 0.55 94.52 10:46:01 1 14.13 0.00 0.86 0.27 1.08 83.66 10:46:01 2 41.65 0.00 1.51 0.25 2.13 54.46 10:46:01 3 21.36 0.00 0.96 1.77 1.41 74.49 Average: all 24.29 0.00 1.75 2.32 2.34 69.31 Average: 0 19.89 0.00 1.87 3.73 2.11 72.39 Average: 1 26.88 0.00 1.64 1.43 2.18 67.87 Average: 2 25.69 0.00 1.29 2.00 2.34 68.68 Average: 3 24.68 0.00 2.20 2.12 2.71 68.30