---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1437 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 428 1360 0 2155 3252 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:e7:c3:e4 brd ff:ff:ff:ff:ff:ff inet 10.32.6.177/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86201sec preferred_lft 86201sec inet6 fe80::f816:3eff:fee7:c3e4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1437) 12/19/23 _x86_64_ (4 CPU) 19:12:57 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:02 165.96 97.52 68.44 5899.82 41975.15 19:15:01 87.63 18.32 69.32 669.06 10794.04 19:16:01 51.87 0.93 50.94 60.52 10539.44 Average: 101.90 39.04 62.86 2218.32 21159.88 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:02 1839220 3394828 2199424 54.46 48524 1662512 573440 11.27 522140 1502484 142076 19:15:01 1218572 3077224 2820072 69.83 61364 1940360 823888 16.20 902588 1716704 172160 19:16:01 1414916 3352124 2623728 64.97 66676 2012128 579808 11.40 668848 1751848 31792 Average: 1490903 3274725 2547741 63.08 58855 1871667 659045 12.95 697859 1657012 115343 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:02 lo 1.67 1.67 0.15 0.15 0.00 0.00 0.00 0.00 19:14:02 ens3 269.82 202.23 1413.27 59.70 0.00 0.00 0.00 0.00 19:15:01 lo 1.73 1.73 0.17 0.17 0.00 0.00 0.00 0.00 19:15:01 ens3 314.54 320.76 1923.48 61.81 0.00 0.00 0.00 0.00 19:16:01 lo 2.00 2.00 0.17 0.17 0.00 0.00 0.00 0.00 19:16:01 ens3 85.67 75.84 75.42 534.55 0.00 0.00 0.00 0.00 Average: lo 1.80 1.80 0.16 0.16 0.00 0.00 0.00 0.00 Average: ens3 222.84 198.94 1133.04 219.56 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1437) 12/19/23 _x86_64_ (4 CPU) 19:12:57 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:02 all 20.99 0.00 2.34 4.89 0.06 71.72 19:14:02 0 19.59 0.00 1.85 3.88 0.05 74.63 19:14:02 1 26.86 0.00 2.56 3.31 0.08 67.19 19:14:02 2 10.52 0.00 1.54 7.98 0.05 79.91 19:14:02 3 27.01 0.00 3.37 4.37 0.07 65.18 19:15:01 all 33.00 0.00 1.69 1.43 0.07 63.81 19:15:01 0 49.54 0.00 2.17 0.63 0.07 47.59 19:15:01 1 35.47 0.00 1.53 0.44 0.07 62.49 19:15:01 2 21.47 0.00 1.65 4.43 0.10 72.35 19:15:01 3 25.45 0.00 1.41 0.22 0.07 72.85 19:16:01 all 18.72 0.00 1.07 1.29 0.05 78.87 19:16:01 0 3.75 0.00 0.63 0.03 0.03 95.55 19:16:01 1 33.26 0.00 1.27 0.17 0.03 65.27 19:16:01 2 7.22 0.00 0.97 4.78 0.03 87.00 19:16:01 3 30.59 0.00 1.39 0.22 0.08 67.72 Average: all 24.19 0.00 1.70 2.54 0.06 71.51 Average: 0 24.15 0.00 1.55 1.52 0.05 72.73 Average: 1 31.85 0.00 1.79 1.31 0.06 65.00 Average: 2 13.04 0.00 1.39 5.73 0.06 79.78 Average: 3 27.70 0.00 2.06 1.61 0.07 68.56