---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-11054 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 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 460 5193 0 2321 7232 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:54:d3:8f brd ff:ff:ff:ff:ff:ff inet 10.32.6.171/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86053sec preferred_lft 86053sec inet6 fe80::f816:3eff:fe54:d38f/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-11054) 12/06/25 _x86_64_ (4 CPU) 05:57:00 LINUX RESTART (4 CPU) 05:58:02 tps rtps wtps bread/s bwrtn/s 05:59:01 61.65 5.64 56.01 178.41 9466.33 06:00:01 61.51 28.41 33.09 1984.74 7832.43 06:01:01 15.28 6.68 8.60 220.76 3124.41 06:02:01 27.33 4.15 23.18 181.84 6580.90 Average: 41.36 11.24 30.11 643.37 6739.66 05:58:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:59:01 5838492 7491672 2328928 28.51 55904 1761912 607092 6.59 513476 1621224 129056 06:00:01 5126940 7009036 3040480 37.23 62428 1977704 1051020 11.40 1024812 1807252 82892 06:01:01 4866856 6796464 3300564 40.41 64784 2020184 1224192 13.28 1284696 1798860 33816 06:02:01 5263972 7353272 2903448 35.55 68432 2173320 734796 7.97 784484 1898864 32040 Average: 5274065 7162611 2893355 35.43 62887 1983280 904275 9.81 901867 1781550 69451 05:58:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:59:01 ens3 62.24 44.16 673.57 5.83 0.00 0.00 0.00 0.00 05:59:01 lo 0.34 0.34 0.03 0.03 0.00 0.00 0.00 0.00 06:00:01 ens3 211.06 195.35 2463.77 30.76 0.00 0.00 0.00 0.00 06:00:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 06:01:01 ens3 58.54 57.94 494.54 9.07 0.00 0.00 0.00 0.00 06:01:01 lo 122.35 122.35 36.61 36.61 0.00 0.00 0.00 0.00 06:02:01 ens3 72.99 69.94 638.02 14.02 0.00 0.00 0.00 0.00 06:02:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 101.37 92.05 1069.12 14.96 0.00 0.00 0.00 0.00 Average: lo 31.23 31.23 9.24 9.24 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-11054) 12/06/25 _x86_64_ (4 CPU) 05:57:00 LINUX RESTART (4 CPU) 05:58:02 CPU %user %nice %system %iowait %steal %idle 05:59:01 all 21.12 0.00 1.25 1.63 0.86 75.14 05:59:01 0 13.84 0.00 0.76 0.07 0.63 84.71 05:59:01 1 12.31 0.00 1.10 1.25 0.64 84.69 05:59:01 2 29.30 0.00 1.34 0.29 1.25 67.82 05:59:01 3 29.03 0.00 1.80 4.90 0.93 63.33 06:00:01 all 23.91 0.00 1.19 1.23 1.54 72.13 06:00:01 0 24.90 0.00 1.25 0.77 1.54 71.55 06:00:01 1 25.45 0.00 1.56 2.99 1.29 68.71 06:00:01 2 23.16 0.00 0.90 0.72 1.55 73.68 06:00:01 3 22.13 0.00 1.07 0.43 1.77 74.60 06:01:01 all 43.27 0.00 1.54 0.45 3.14 51.61 06:01:01 0 36.70 0.00 1.89 0.46 3.20 57.75 06:01:01 1 49.17 0.00 1.26 0.32 3.18 46.07 06:01:01 2 45.20 0.00 1.48 0.38 2.90 50.04 06:01:01 3 42.05 0.00 1.51 0.65 3.27 52.52 06:02:01 all 20.85 0.00 1.00 0.83 1.08 76.24 06:02:01 0 12.99 0.00 1.33 0.53 0.98 84.17 06:02:01 1 29.10 0.00 1.31 1.31 1.51 66.78 06:02:01 2 35.75 0.00 1.02 1.13 1.32 60.78 06:02:01 3 5.52 0.00 0.35 0.32 0.53 93.28 Average: all 27.33 0.00 1.24 1.03 1.66 68.74 Average: 0 22.15 0.00 1.31 0.46 1.59 74.49 Average: 1 29.08 0.00 1.31 1.47 1.66 66.48 Average: 2 33.38 0.00 1.18 0.63 1.76 63.05 Average: 3 24.69 0.00 1.18 1.56 1.63 70.94