---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2841 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: 2800.000 BogoMIPS: 5600.00 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 7.5G 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 480 5408 0 2086 7217 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:42:8a:80 brd ff:ff:ff:ff:ff:ff inet 10.32.6.87/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86088sec preferred_lft 86088sec inet6 fe80::f816:3eff:fe42:8a80/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2841) 09/04/25 _x86_64_ (4 CPU) 19:13:02 LINUX RESTART (4 CPU) 19:14:01 tps rtps wtps bread/s bwrtn/s 19:15:01 49.38 0.30 49.08 28.26 7517.81 19:16:01 81.30 18.23 63.07 660.82 10145.64 19:17:01 21.03 0.77 20.26 30.66 4260.89 19:18:01 21.89 0.37 21.52 33.84 1329.25 Average: 43.40 4.92 38.48 188.38 5812.84 19:14:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:15:01 5860892 7430192 2306520 28.24 51288 1688280 652080 7.08 574000 1548556 118520 19:16:01 5064096 6802180 3103316 38.00 61120 1837704 1264712 13.72 1241272 1655632 3692 19:17:01 5486080 7334624 2681332 32.83 63656 1943876 751072 8.15 767756 1705616 27432 19:18:01 5507388 7358700 2660024 32.57 65684 1944796 708460 7.69 749200 1704628 11716 Average: 5479614 7231424 2687798 32.91 60437 1853664 844081 9.16 833057 1653608 40340 19:14:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:15:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 19:15:01 ens3 49.41 33.43 676.16 4.63 0.00 0.00 0.00 0.00 19:16:01 lo 1.57 1.57 0.15 0.15 0.00 0.00 0.00 0.00 19:16:01 ens3 241.38 227.10 1207.73 48.52 0.00 0.00 0.00 0.00 19:17:01 lo 1.13 1.13 0.10 0.10 0.00 0.00 0.00 0.00 19:17:01 ens3 125.85 105.60 233.21 533.16 0.00 0.00 0.00 0.00 19:18:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 19:18:01 ens3 11.58 12.59 9.13 5.92 0.00 0.00 0.00 0.00 Average: lo 0.99 0.99 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 107.04 94.67 531.49 148.04 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2841) 09/04/25 _x86_64_ (4 CPU) 19:13:02 LINUX RESTART (4 CPU) 19:14:01 CPU %user %nice %system %iowait %steal %idle 19:15:01 all 18.84 0.00 1.21 2.70 1.90 75.36 19:15:01 0 27.54 0.00 1.31 0.65 2.27 68.24 19:15:01 1 19.94 0.00 1.31 0.22 1.24 77.29 19:15:01 2 13.78 0.00 1.14 6.01 2.24 76.84 19:15:01 3 14.14 0.00 1.03 3.89 1.85 79.09 19:16:01 all 38.16 0.00 2.07 1.60 5.99 52.18 19:16:01 0 32.19 0.00 1.86 1.25 5.67 59.04 19:16:01 1 53.29 0.00 2.46 1.62 5.94 36.69 19:16:01 2 32.53 0.00 2.34 1.20 6.42 57.51 19:16:01 3 34.71 0.00 1.62 2.35 5.92 55.39 19:17:01 all 22.53 0.00 1.28 1.11 2.23 72.84 19:17:01 0 10.51 0.00 0.99 0.10 1.28 87.12 19:17:01 1 18.92 0.00 1.34 0.33 2.49 76.92 19:17:01 2 40.89 0.00 1.44 0.86 3.09 53.72 19:17:01 3 19.78 0.00 1.32 3.14 2.08 73.68 19:18:01 all 20.07 0.00 1.03 1.21 1.62 76.06 19:18:01 0 5.77 0.00 0.65 0.42 0.55 92.61 19:18:01 1 14.07 0.00 0.98 0.25 0.96 83.75 19:18:01 2 38.63 0.00 1.38 0.33 2.95 56.71 19:18:01 3 21.63 0.00 1.14 3.86 2.01 71.36 Average: all 24.92 0.00 1.40 1.66 2.94 69.09 Average: 0 19.04 0.00 1.20 0.60 2.45 76.70 Average: 1 26.57 0.00 1.52 0.60 2.66 68.64 Average: 2 31.45 0.00 1.58 2.10 3.68 61.20 Average: 3 22.59 0.00 1.28 3.31 2.97 69.85