---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2938 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 7.4G 12G 39% / 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 407 1517 0 2018 3277 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:7b:d6:65 brd ff:ff:ff:ff:ff:ff inet 10.32.6.20/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86225sec preferred_lft 86225sec inet6 fe80::f816:3eff:fe7b:d665/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2938) 06/08/24 _x86_64_ (4 CPU) 08:15:51 LINUX RESTART (4 CPU) 08:16:01 tps rtps wtps bread/s bwrtn/s 08:17:01 147.54 67.64 79.90 4545.78 14391.07 08:18:01 100.20 30.39 69.81 1685.05 11221.73 Average: 123.87 49.02 74.85 3115.41 12806.40 08:16:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:17:01 1831992 3404776 2206660 54.64 49932 1678300 562236 11.05 518876 1513224 138872 08:18:01 1599604 3393308 2439048 60.39 60536 1878748 559940 11.01 576820 1670132 9464 Average: 1715798 3399042 2322854 57.52 55234 1778524 561088 11.03 547848 1591678 74168 08:16:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:17:01 ens3 440.36 282.92 1590.49 74.22 0.00 0.00 0.00 0.00 08:17:01 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 08:18:01 ens3 207.32 222.15 1163.33 42.74 0.00 0.00 0.00 0.00 08:18:01 lo 1.60 1.60 0.15 0.15 0.00 0.00 0.00 0.00 Average: ens3 323.84 252.53 1376.91 58.48 0.00 0.00 0.00 0.00 Average: lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2938) 06/08/24 _x86_64_ (4 CPU) 08:15:51 LINUX RESTART (4 CPU) 08:16:01 CPU %user %nice %system %iowait %steal %idle 08:17:01 all 21.24 0.00 2.15 4.21 0.06 72.33 08:17:01 0 37.83 0.00 2.68 2.61 0.07 56.81 08:17:01 1 25.85 0.00 2.19 2.64 0.07 69.26 08:17:01 2 8.13 0.00 1.95 3.91 0.07 85.94 08:17:01 3 13.12 0.00 1.79 7.71 0.05 77.32 08:18:01 all 21.32 0.00 1.24 2.06 0.06 75.32 08:18:01 0 39.11 0.00 1.80 1.65 0.08 57.36 08:18:01 1 19.02 0.00 1.24 2.34 0.07 77.34 08:18:01 2 13.74 0.00 0.84 1.25 0.07 84.11 08:18:01 3 13.33 0.00 1.09 2.99 0.07 82.52 Average: all 21.28 0.00 1.70 3.14 0.06 73.83 Average: 0 38.47 0.00 2.24 2.13 0.08 57.09 Average: 1 22.44 0.00 1.71 2.49 0.07 73.30 Average: 2 10.93 0.00 1.40 2.58 0.07 85.02 Average: 3 13.23 0.00 1.44 5.35 0.06 79.92