---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1908 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 396 1335 0 2212 3284 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:95:8f:c4 brd ff:ff:ff:ff:ff:ff inet 10.32.7.52/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86197sec preferred_lft 86197sec inet6 fe80::f816:3eff:fe95:8fc4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1908) 12/25/23 _x86_64_ (4 CPU) 07:04:54 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:02 132.12 67.54 64.58 4560.48 42022.41 07:07:01 109.71 37.75 71.97 2166.24 12572.47 07:08:01 50.43 1.38 49.05 68.91 9490.04 Average: 97.35 35.55 61.81 2265.77 21411.71 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:02 1887500 3442552 2151152 53.26 48588 1662928 526696 10.35 479564 1502712 143068 07:07:01 1250724 3121240 2787928 69.03 61468 1952772 829140 16.30 864800 1725484 94332 07:08:01 1395224 3390660 2643428 65.45 66740 2070160 560560 11.02 665240 1778140 31636 Average: 1511149 3318151 2527503 62.58 58932 1895287 638799 12.56 669868 1668779 89679 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:02 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 07:06:02 ens3 369.08 250.50 1361.48 63.65 0.00 0.00 0.00 0.00 07:07:01 lo 1.66 1.66 0.17 0.17 0.00 0.00 0.00 0.00 07:07:01 ens3 330.58 328.86 1886.15 67.21 0.00 0.00 0.00 0.00 07:08:01 lo 1.93 1.93 0.17 0.17 0.00 0.00 0.00 0.00 07:08:01 ens3 89.57 85.77 133.31 602.39 0.00 0.00 0.00 0.00 Average: lo 1.49 1.49 0.14 0.14 0.00 0.00 0.00 0.00 Average: ens3 262.69 221.10 1122.65 245.43 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1908) 12/25/23 _x86_64_ (4 CPU) 07:04:54 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:02 all 20.81 0.00 2.27 3.88 0.06 72.98 07:06:02 0 9.59 0.00 1.57 0.55 0.07 88.21 07:06:02 1 7.19 0.00 1.54 8.74 0.03 82.49 07:06:02 2 18.86 0.00 2.07 3.13 0.05 75.89 07:06:02 3 47.67 0.00 3.93 3.09 0.08 45.23 07:07:01 all 31.23 0.00 1.68 1.84 0.08 65.17 07:07:01 0 27.84 0.00 1.73 1.70 0.08 68.64 07:07:01 1 23.66 0.00 1.07 4.07 0.05 71.15 07:07:01 2 28.57 0.00 1.79 1.14 0.09 68.42 07:07:01 3 44.87 0.00 2.09 0.44 0.09 52.51 07:08:01 all 18.99 0.00 1.10 1.15 0.04 78.72 07:08:01 0 30.77 0.00 1.60 0.17 0.07 67.40 07:08:01 1 12.35 0.00 1.03 3.07 0.05 83.50 07:08:01 2 28.86 0.00 1.13 1.35 0.05 68.61 07:08:01 3 4.01 0.00 0.62 0.00 0.02 95.36 Average: all 23.63 0.00 1.68 2.29 0.06 72.33 Average: 0 22.72 0.00 1.64 0.80 0.07 74.77 Average: 1 14.34 0.00 1.22 5.30 0.04 79.10 Average: 2 25.41 0.00 1.66 1.88 0.06 70.99 Average: 3 32.07 0.00 2.21 1.18 0.06 64.48