---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2385 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.7G 12G 40% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 446 1171 0 2325 3232 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:95:8e:ef brd ff:ff:ff:ff:ff:ff inet 10.32.6.218/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86098sec preferred_lft 86098sec inet6 fe80::f816:3eff:fe95:8eef/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-2385) 06/01/24 _x86_64_ (4 CPU) 11:16:54 LINUX RESTART (4 CPU) 11:17:01 tps rtps wtps bread/s bwrtn/s 11:18:01 167.14 67.57 99.57 4544.98 42122.33 11:19:01 87.24 29.13 58.11 1625.06 10400.93 11:20:01 9.87 0.02 9.85 0.13 451.26 11:21:01 36.03 1.07 34.96 61.72 7323.58 Average: 75.07 24.45 50.62 1557.97 15074.53 11:17:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:18:01 1846124 3390696 2192528 54.29 48312 1652780 580712 11.42 528896 1492660 135248 11:19:01 1499448 3236232 2539204 62.87 57060 1828104 716120 14.08 699916 1652436 4400 11:20:01 1483496 3227744 2555156 63.27 59044 1832632 724028 14.23 709940 1656112 1448 11:21:01 1166232 3130096 2872420 71.12 62616 2043328 811736 15.96 810992 1860896 3716 Average: 1498825 3246192 2539827 62.89 56758 1839211 708149 13.92 687436 1665526 36203 11:17:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:18:01 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 11:18:01 ens3 355.81 210.85 1337.60 65.18 0.00 0.00 0.00 0.00 11:19:01 lo 1.53 1.53 0.14 0.14 0.00 0.00 0.00 0.00 11:19:01 ens3 127.90 112.51 802.38 22.26 0.00 0.00 0.00 0.00 11:20:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 11:20:01 ens3 58.72 83.74 64.28 13.53 0.00 0.00 0.00 0.00 11:21:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 11:21:01 ens3 565.37 513.05 3476.22 58.44 0.00 0.00 0.00 0.00 Average: lo 0.80 0.80 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 276.95 230.04 1420.12 39.85 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2385) 06/01/24 _x86_64_ (4 CPU) 11:16:54 LINUX RESTART (4 CPU) 11:17:01 CPU %user %nice %system %iowait %steal %idle 11:18:01 all 20.82 0.00 2.15 5.35 0.05 71.62 11:18:01 0 18.34 0.00 1.90 2.41 0.03 77.31 11:18:01 1 16.86 0.00 2.87 8.11 0.07 72.10 11:18:01 2 13.56 0.00 1.69 8.08 0.05 76.63 11:18:01 3 34.54 0.00 2.13 2.81 0.07 60.45 11:19:01 all 16.03 0.00 0.76 1.61 0.05 81.56 11:19:01 0 10.58 0.00 0.63 1.20 0.03 87.56 11:19:01 1 21.24 0.00 0.65 3.06 0.05 75.00 11:19:01 2 20.80 0.00 1.02 0.78 0.07 77.33 11:19:01 3 11.53 0.00 0.73 1.38 0.03 86.32 11:20:01 all 4.94 0.00 0.20 0.03 0.03 94.79 11:20:01 0 1.41 0.00 0.03 0.00 0.02 98.54 11:20:01 1 8.54 0.00 0.07 0.13 0.03 91.23 11:20:01 2 8.03 0.00 0.62 0.02 0.03 91.31 11:20:01 3 1.80 0.00 0.08 0.00 0.02 98.10 11:21:01 all 9.29 0.00 0.87 0.41 0.05 89.38 11:21:01 0 10.30 0.00 0.51 0.02 0.03 89.13 11:21:01 1 9.14 0.00 0.93 0.83 0.05 89.04 11:21:01 2 9.45 0.00 1.17 0.80 0.05 88.53 11:21:01 3 8.25 0.00 0.90 0.00 0.05 90.80 Average: all 12.76 0.00 1.00 1.85 0.04 84.35 Average: 0 10.14 0.00 0.77 0.90 0.03 88.17 Average: 1 13.94 0.00 1.13 3.03 0.05 81.86 Average: 2 12.96 0.00 1.12 2.42 0.05 83.45 Average: 3 14.02 0.00 0.96 1.05 0.04 83.93