---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2883 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 431 1357 0 2154 3249 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:f5:f4:a8 brd ff:ff:ff:ff:ff:ff inet 10.32.7.224/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86197sec preferred_lft 86197sec inet6 fe80::f816:3eff:fef5:f4a8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2883) 01/05/24 _x86_64_ (4 CPU) 19:12:53 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:02 118.80 67.32 51.47 4547.91 17807.43 19:15:01 98.63 18.37 80.26 674.19 14181.33 19:16:01 37.49 0.87 36.63 55.59 6859.12 Average: 84.90 28.91 55.99 1765.29 12942.41 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:02 1803500 3366768 2235144 55.34 49088 1670452 602620 11.85 553164 1509980 146668 19:15:01 1443112 3361760 2595532 64.27 61560 1999264 572924 11.26 650532 1744832 126376 19:16:01 1409336 3346484 2629308 65.10 66720 2011956 583104 11.46 675804 1751816 31868 Average: 1551983 3358337 2486661 61.57 59123 1893891 586216 11.52 626500 1668876 101637 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:02 ens3 334.24 232.29 1420.88 62.11 0.00 0.00 0.00 0.00 19:14:02 lo 0.93 0.93 0.09 0.09 0.00 0.00 0.00 0.00 19:15:01 ens3 355.75 337.65 1883.34 69.49 0.00 0.00 0.00 0.00 19:15:01 lo 2.00 2.00 0.19 0.19 0.00 0.00 0.00 0.00 19:16:01 ens3 61.17 65.42 52.82 519.49 0.00 0.00 0.00 0.00 19:16:01 lo 1.67 1.67 0.15 0.15 0.00 0.00 0.00 0.00 Average: ens3 249.80 211.09 1114.74 217.85 0.00 0.00 0.00 0.00 Average: lo 1.53 1.53 0.14 0.14 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2883) 01/05/24 _x86_64_ (4 CPU) 19:12:53 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:02 all 21.50 0.00 1.86 3.23 0.04 73.36 19:14:02 0 11.86 0.00 1.74 8.22 0.02 78.17 19:14:02 1 10.46 0.00 1.14 1.52 0.02 86.87 19:14:02 2 44.13 0.00 2.93 2.66 0.08 50.20 19:14:02 3 19.77 0.00 1.63 0.58 0.03 77.98 19:15:01 all 33.52 0.00 1.79 1.61 0.06 63.03 19:15:01 0 28.54 0.00 1.31 2.89 0.07 67.20 19:15:01 1 30.20 0.00 1.63 0.57 0.05 67.55 19:15:01 2 30.04 0.00 2.01 2.37 0.07 65.51 19:15:01 3 45.29 0.00 2.22 0.59 0.07 51.83 19:16:01 all 18.25 0.00 0.85 0.99 0.04 79.88 19:16:01 0 20.48 0.00 1.09 1.92 0.02 76.50 19:16:01 1 32.79 0.00 1.02 0.08 0.05 66.06 19:16:01 2 15.04 0.00 0.78 1.92 0.03 82.22 19:16:01 3 4.62 0.00 0.52 0.05 0.03 94.78 Average: all 24.37 0.00 1.50 1.95 0.05 72.13 Average: 0 20.25 0.00 1.38 4.35 0.03 73.99 Average: 1 24.41 0.00 1.26 0.73 0.04 73.57 Average: 2 29.72 0.00 1.91 2.32 0.06 65.99 Average: 3 23.13 0.00 1.46 0.41 0.04 74.97