---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-641 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.6G 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 611 1121 0 2210 3067 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:4b:a0:d9 brd ff:ff:ff:ff:ff:ff inet 10.32.7.77/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86191sec preferred_lft 86191sec inet6 fe80::f816:3eff:fe4b:a0d9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-641) 05/10/25 _x86_64_ (4 CPU) 08:12:54 LINUX RESTART (4 CPU) 08:13:01 tps rtps wtps bread/s bwrtn/s 08:14:01 155.07 54.66 100.42 3602.47 42724.23 08:15:01 132.54 38.96 93.58 2272.42 14728.48 08:16:01 33.18 3.93 29.25 173.97 5379.64 Average: 106.93 32.52 74.42 2016.29 20944.11 08:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:14:01 1827096 3394400 2211548 54.76 50204 1672364 574516 11.29 505776 1533024 167544 08:15:01 997288 2945660 3041356 75.31 64012 2025168 962036 18.91 1044488 1794364 72340 08:16:01 1171340 3160320 2867304 71.00 67428 2062000 761088 14.96 886152 1779592 24672 Average: 1331908 3166793 2706736 67.02 60548 1919844 765880 15.05 812139 1702327 88185 08:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:14:01 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 08:14:01 ens3 373.64 238.54 1597.15 67.20 0.00 0.00 0.00 0.00 08:15:01 lo 2.33 2.33 0.28 0.28 0.00 0.00 0.00 0.00 08:15:01 ens3 476.02 513.21 2725.06 89.93 0.00 0.00 0.00 0.00 08:16:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 08:16:01 ens3 349.09 242.46 572.21 110.85 0.00 0.00 0.00 0.00 Average: lo 1.36 1.36 0.15 0.15 0.00 0.00 0.00 0.00 Average: ens3 399.58 331.41 1631.47 89.33 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-641) 05/10/25 _x86_64_ (4 CPU) 08:12:54 LINUX RESTART (4 CPU) 08:13:01 CPU %user %nice %system %iowait %steal %idle 08:14:01 all 20.44 0.00 1.96 4.58 0.05 72.97 08:14:01 0 36.54 0.00 2.46 6.08 0.07 54.86 08:14:01 1 15.54 0.00 1.67 2.39 0.03 80.37 08:14:01 2 15.06 0.00 1.93 8.13 0.07 74.82 08:14:01 3 14.64 0.00 1.78 1.71 0.03 81.83 08:15:01 all 36.49 0.00 1.71 1.87 0.08 59.85 08:15:01 0 35.97 0.00 1.91 1.58 0.08 60.45 08:15:01 1 34.11 0.00 1.59 1.69 0.08 62.54 08:15:01 2 37.42 0.00 1.71 3.03 0.08 57.76 08:15:01 3 38.44 0.00 1.62 1.20 0.10 58.63 08:16:01 all 24.47 0.00 1.11 0.71 0.05 73.66 08:16:01 0 38.87 0.00 1.69 0.32 0.05 59.08 08:16:01 1 14.37 0.00 0.43 1.72 0.03 83.44 08:16:01 2 18.21 0.00 0.97 0.72 0.03 80.07 08:16:01 3 26.45 0.00 1.35 0.08 0.05 72.07 Average: all 27.14 0.00 1.59 2.38 0.06 68.82 Average: 0 37.12 0.00 2.02 2.65 0.07 58.13 Average: 1 21.34 0.00 1.23 1.93 0.05 75.45 Average: 2 23.56 0.00 1.53 3.95 0.06 70.89 Average: 3 26.53 0.00 1.58 1.00 0.06 70.83