---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-76110 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 672K 1.6G 1% /run /dev/vda1 78G 9.0G 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 555 12645 0 2839 15159 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 fq_codel state UP group default qlen 1000 link/ether fa:16:3e:31:84:e9 brd ff:ff:ff:ff:ff:ff inet 10.30.106.78/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86172sec preferred_lft 86172sec inet6 fe80::f816:3eff:fe31:84e9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-76110) 11/15/23 _x86_64_ (4 CPU) 11:55:20 LINUX RESTART (4 CPU) 11:56:02 tps rtps wtps bread/s bwrtn/s 11:57:01 108.15 13.61 94.54 991.70 27444.57 11:58:01 135.99 13.33 122.66 580.97 31607.13 11:59:01 67.59 1.02 66.57 57.59 34576.37 Average: 103.89 9.29 94.59 540.91 31230.39 11:56:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:57:01 13813232 15562228 2611736 15.90 65216 1880280 812824 4.65 691372 1699744 150968 11:58:01 13005696 15549556 3419272 20.82 81592 2636500 743972 4.26 941684 2212632 499732 11:59:01 12918224 15494168 3506744 21.35 87240 2662152 799452 4.58 1010028 2230044 33740 Average: 13245717 15535317 3179251 19.36 78016 2392977 785416 4.49 881028 2047473 228147 11:56:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:57:01 ens3 56.84 37.40 1072.59 6.65 0.00 0.00 0.00 0.00 11:57:01 lo 1.02 1.02 0.11 0.11 0.00 0.00 0.00 0.00 11:58:01 ens3 643.26 511.40 4062.02 138.82 0.00 0.00 0.00 0.00 11:58:01 lo 0.60 0.60 0.05 0.05 0.00 0.00 0.00 0.00 11:59:01 ens3 186.59 150.39 284.90 2306.55 0.00 0.00 0.00 0.00 11:59:01 lo 5.73 5.73 0.53 0.53 0.00 0.00 0.00 0.00 Average: ens3 296.89 234.16 1810.60 821.87 0.00 0.00 0.00 0.00 Average: lo 2.46 2.46 0.23 0.23 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-76110) 11/15/23 _x86_64_ (4 CPU) 11:55:20 LINUX RESTART (4 CPU) 11:56:02 CPU %user %nice %system %iowait %steal %idle 11:57:01 all 18.72 0.00 1.19 7.29 0.05 72.77 11:57:01 0 25.22 0.00 1.29 8.70 0.05 64.74 11:57:01 1 34.40 0.00 1.87 2.12 0.05 61.56 11:57:01 2 6.00 0.00 0.80 16.38 0.03 76.79 11:57:01 3 9.27 0.00 0.78 1.94 0.05 87.96 11:58:01 all 42.54 0.00 2.36 5.10 0.10 49.90 11:58:01 0 44.68 0.00 1.85 8.38 0.10 44.98 11:58:01 1 41.50 0.00 1.91 0.77 0.10 55.73 11:58:01 2 41.18 0.00 2.01 4.60 0.10 52.12 11:58:01 3 42.80 0.00 3.68 6.65 0.12 46.76 11:59:01 all 19.43 0.00 1.08 6.81 0.09 72.59 11:59:01 0 4.68 0.00 0.65 1.78 0.08 92.81 11:59:01 1 40.18 0.00 1.07 4.26 0.13 54.36 11:59:01 2 10.39 0.00 0.92 18.98 0.05 69.65 11:59:01 3 22.46 0.00 1.67 2.25 0.07 73.55 Average: all 26.93 0.00 1.54 6.40 0.08 65.05 Average: 0 24.83 0.00 1.26 6.27 0.08 67.56 Average: 1 38.71 0.00 1.61 2.39 0.10 57.19 Average: 2 19.25 0.00 1.24 13.31 0.06 66.14 Average: 3 24.93 0.00 2.05 3.62 0.08 69.33