---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4430 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 7.5G 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 400 1391 0 2151 3282 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:2f:00:fc brd ff:ff:ff:ff:ff:ff inet 10.32.7.90/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86183sec preferred_lft 86183sec inet6 fe80::f816:3eff:fe2f:fc/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-4430) 03/13/24 _x86_64_ (4 CPU) 07:04:42 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:01 83.49 36.93 46.56 1700.92 6203.50 07:07:01 108.50 37.15 71.35 2133.60 11435.07 07:08:01 33.18 1.30 31.88 64.26 6024.06 Average: 75.05 25.12 49.93 1299.54 7887.35 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 1841368 3402976 2197284 54.41 48512 1669348 556624 10.94 515804 1508644 133464 07:07:01 1466212 3391084 2572440 63.70 60872 2007416 563968 11.09 653540 1721208 129144 07:08:01 1454496 3389772 2584156 63.99 63712 2015100 560204 11.01 663008 1723452 2512 Average: 1587359 3394611 2451293 60.70 57699 1897288 560265 11.01 610784 1651101 88373 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:01 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 07:06:01 ens3 92.67 75.74 832.33 16.22 0.00 0.00 0.00 0.00 07:07:01 lo 1.83 1.83 0.18 0.18 0.00 0.00 0.00 0.00 07:07:01 ens3 325.23 324.62 1630.00 67.16 0.00 0.00 0.00 0.00 07:08:01 lo 1.73 1.73 0.15 0.15 0.00 0.00 0.00 0.00 07:08:01 ens3 59.52 65.26 25.21 607.34 0.00 0.00 0.00 0.00 Average: lo 1.54 1.54 0.14 0.14 0.00 0.00 0.00 0.00 Average: ens3 159.13 155.19 829.13 230.25 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4430) 03/13/24 _x86_64_ (4 CPU) 07:04:42 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:01 all 18.70 0.00 1.34 2.03 0.06 77.88 07:06:01 0 43.14 0.00 2.62 1.75 0.08 52.40 07:06:01 1 11.90 0.00 0.95 0.32 0.03 86.80 07:06:01 2 14.43 0.00 1.00 1.30 0.07 83.20 07:06:01 3 5.35 0.00 0.79 4.75 0.05 89.07 07:07:01 all 34.62 0.00 1.77 1.79 0.10 61.73 07:07:01 0 27.78 0.00 1.34 2.81 0.10 67.98 07:07:01 1 50.18 0.00 2.27 0.92 0.10 46.54 07:07:01 2 26.45 0.00 1.92 2.77 0.10 68.76 07:07:01 3 34.04 0.00 1.54 0.67 0.10 63.65 07:08:01 all 19.15 0.00 0.77 0.96 0.05 79.08 07:08:01 0 37.15 0.00 1.05 0.20 0.07 61.53 07:08:01 1 33.35 0.00 0.98 0.13 0.07 65.47 07:08:01 2 4.87 0.00 0.57 1.13 0.02 93.41 07:08:01 3 1.17 0.00 0.47 2.37 0.03 95.96 Average: all 24.15 0.00 1.29 1.59 0.07 72.90 Average: 0 36.02 0.00 1.67 1.59 0.08 60.63 Average: 1 31.80 0.00 1.40 0.46 0.07 66.28 Average: 2 15.24 0.00 1.16 1.74 0.06 81.80 Average: 3 13.51 0.00 0.93 2.60 0.06 82.90