---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9935 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 7.5G 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 421 1346 0 2175 3259 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:f7:73:37 brd ff:ff:ff:ff:ff:ff inet 10.32.7.189/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86131sec preferred_lft 86131sec inet6 fe80::f816:3eff:fef7:7337/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9935) 11/09/24 _x86_64_ (4 CPU) 11:46:49 LINUX RESTART (4 CPU) 11:47:01 tps rtps wtps bread/s bwrtn/s 11:48:02 138.91 58.64 80.27 4122.78 8127.85 11:49:01 81.07 29.99 51.08 1658.84 10088.60 11:50:01 27.08 11.18 15.90 824.53 5764.24 11:51:01 21.91 0.82 21.10 89.59 684.29 Average: 67.19 25.14 42.05 1674.00 6149.83 11:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:48:02 1782096 3381380 2256548 55.87 51168 1702796 587240 11.54 549040 1533732 154900 11:49:01 1447296 3216272 2591348 64.16 60948 1853788 770528 15.15 728668 1671232 12664 11:50:01 216228 2164388 3822416 94.65 64800 2023272 1666748 32.76 1849284 1760520 1316 11:51:01 1404416 3361228 2634228 65.23 66800 2030784 593084 11.66 673816 1757588 16120 Average: 1212509 3030817 2826135 69.98 60929 1902660 904400 17.78 950202 1680768 46250 11:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:48:02 ens3 517.25 334.03 1573.59 78.07 0.00 0.00 0.00 0.00 11:48:02 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 11:49:01 ens3 118.23 113.69 825.07 23.70 0.00 0.00 0.00 0.00 11:49:01 lo 1.42 1.42 0.14 0.14 0.00 0.00 0.00 0.00 11:50:01 ens3 185.62 178.22 2260.22 22.34 0.00 0.00 0.00 0.00 11:50:01 lo 492.85 492.85 178.71 178.71 0.00 0.00 0.00 0.00 11:51:01 ens3 17.85 17.00 12.39 8.19 0.00 0.00 0.00 0.00 11:51:01 lo 658.24 658.24 234.54 234.54 0.00 0.00 0.00 0.00 Average: ens3 210.12 160.93 1169.25 33.11 0.00 0.00 0.00 0.00 Average: lo 289.58 289.58 103.80 103.80 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9935) 11/09/24 _x86_64_ (4 CPU) 11:46:49 LINUX RESTART (4 CPU) 11:47:01 CPU %user %nice %system %iowait %steal %idle 11:48:02 all 21.73 0.00 1.95 4.06 0.06 72.20 11:48:02 0 36.65 0.00 2.79 3.44 0.08 57.04 11:48:02 1 24.59 0.00 1.67 1.17 0.05 72.51 11:48:02 2 16.05 0.00 1.69 1.99 0.07 80.21 11:48:02 3 9.58 0.00 1.62 9.67 0.07 79.06 11:49:01 all 14.51 0.00 0.87 1.65 0.05 82.92 11:49:01 0 12.40 0.00 0.80 1.46 0.03 85.31 11:49:01 1 11.49 0.00 1.02 0.36 0.05 87.08 11:49:01 2 8.78 0.00 0.65 2.89 0.03 87.66 11:49:01 3 25.41 0.00 1.04 1.89 0.07 71.60 11:50:01 all 61.51 0.00 2.65 0.27 0.12 35.46 11:50:01 0 63.92 0.00 2.79 0.35 0.13 32.80 11:50:01 1 57.97 0.00 2.61 0.15 0.12 39.16 11:50:01 2 58.25 0.00 2.86 0.28 0.12 38.49 11:50:01 3 65.90 0.00 2.33 0.30 0.12 31.36 11:51:01 all 36.11 0.00 2.52 0.62 0.09 60.65 11:51:01 0 35.20 0.00 2.84 0.46 0.10 61.41 11:51:01 1 54.91 0.00 2.48 2.02 0.10 40.49 11:51:01 2 26.63 0.00 2.47 0.00 0.08 70.81 11:51:01 3 27.69 0.00 2.29 0.00 0.08 69.94 Average: all 33.56 0.00 2.00 1.65 0.08 62.71 Average: 0 37.13 0.00 2.31 1.43 0.09 59.05 Average: 1 37.31 0.00 1.95 0.93 0.08 59.73 Average: 2 27.58 0.00 1.92 1.28 0.08 69.14 Average: 3 32.22 0.00 1.82 2.97 0.08 62.91