---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1012 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 7.5G 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 422 1385 0 2135 3260 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:a5:a2:cd brd ff:ff:ff:ff:ff:ff inet 10.32.7.181/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86216sec preferred_lft 86216sec inet6 fe80::f816:3eff:fea5:a2cd/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-1012) 04/08/24 _x86_64_ (4 CPU) 12:46:55 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:01 148.64 77.07 71.57 5191.53 42391.35 12:49:01 115.70 37.29 78.40 2136.44 12075.05 Average: 132.17 57.18 74.99 3663.99 27233.20 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:01 1800160 3353692 2238492 55.43 48796 1661184 599584 11.79 565552 1500500 141456 12:49:01 1431596 3341612 2607056 64.55 61156 1992896 588044 11.56 702804 1707208 111376 Average: 1615878 3347652 2422774 59.99 54976 1827040 593814 11.67 634178 1603854 126416 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:01 ens3 379.57 249.88 1400.12 66.11 0.00 0.00 0.00 0.00 12:48:01 lo 1.40 1.40 0.12 0.12 0.00 0.00 0.00 0.00 12:49:01 ens3 322.00 321.76 1576.75 68.34 0.00 0.00 0.00 0.00 12:49:01 lo 1.63 1.63 0.16 0.16 0.00 0.00 0.00 0.00 Average: ens3 350.78 285.82 1488.43 67.22 0.00 0.00 0.00 0.00 Average: lo 1.52 1.52 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-1012) 04/08/24 _x86_64_ (4 CPU) 12:46:55 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:01 all 21.39 0.00 2.23 4.06 0.06 72.26 12:48:01 0 14.89 0.00 1.42 7.53 0.05 76.11 12:48:01 1 22.09 0.00 2.74 3.48 0.05 71.65 12:48:01 2 12.08 0.00 2.04 3.48 0.05 82.35 12:48:01 3 36.52 0.00 2.73 1.74 0.08 58.93 12:49:01 all 31.33 0.00 1.55 1.96 0.08 65.08 12:49:01 0 24.05 0.00 0.82 3.54 0.05 71.54 12:49:01 1 42.31 0.00 1.94 0.42 0.08 55.26 12:49:01 2 30.77 0.00 1.82 2.85 0.08 64.47 12:49:01 3 28.19 0.00 1.64 1.05 0.08 69.04 Average: all 26.37 0.00 1.89 3.01 0.07 68.66 Average: 0 19.47 0.00 1.12 5.54 0.05 73.83 Average: 1 32.23 0.00 2.34 1.94 0.07 63.43 Average: 2 21.42 0.00 1.93 3.16 0.07 73.41 Average: 3 32.35 0.00 2.18 1.40 0.08 63.99