---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3318 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 426 1359 0 2158 3255 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:32:15:d8 brd ff:ff:ff:ff:ff:ff inet 10.32.7.158/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86200sec preferred_lft 86200sec inet6 fe80::f816:3eff:fe32:15d8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3318) 01/10/24 _x86_64_ (4 CPU) 19:12:54 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:01 133.23 67.39 65.84 4546.58 42118.60 19:15:01 98.58 18.03 80.55 661.09 14083.39 19:16:01 38.93 0.87 38.06 55.59 6937.91 Average: 90.25 28.76 61.48 1754.42 21046.63 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:01 1823636 3390084 2215008 54.85 49044 1673928 563376 11.07 532636 1512976 149584 19:15:01 1431080 3354260 2607564 64.57 61728 2003696 568588 11.18 659976 1749076 127732 19:16:01 1392668 3335852 2645976 65.52 66940 2018012 585284 11.50 689720 1755896 33596 Average: 1549128 3360065 2489516 61.64 59237 1898545 572416 11.25 627444 1672649 103637 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:01 lo 0.93 0.93 0.09 0.09 0.00 0.00 0.00 0.00 19:14:01 ens3 356.66 234.19 1436.73 61.35 0.00 0.00 0.00 0.00 19:15:01 lo 1.97 1.97 0.19 0.19 0.00 0.00 0.00 0.00 19:15:01 ens3 360.41 332.54 1859.30 74.92 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 19:16:01 ens3 59.21 64.79 52.87 524.35 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 Average: ens3 258.76 210.51 1116.30 220.21 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3318) 01/10/24 _x86_64_ (4 CPU) 19:12:54 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:01 all 20.57 0.00 1.94 4.17 0.05 73.27 19:14:01 0 13.82 0.00 1.77 4.08 0.03 80.29 19:14:01 1 31.17 0.00 2.37 8.32 0.07 58.07 19:14:01 2 26.44 0.00 2.16 3.53 0.07 67.80 19:14:01 3 10.80 0.00 1.51 0.70 0.05 86.93 19:15:01 all 32.44 0.00 1.72 1.92 0.07 63.85 19:15:01 0 34.07 0.00 1.47 0.48 0.05 63.92 19:15:01 1 30.81 0.00 1.49 4.14 0.07 63.50 19:15:01 2 31.75 0.00 1.39 0.62 0.05 66.20 19:15:01 3 33.13 0.00 2.50 2.47 0.08 61.82 19:16:01 all 18.04 0.00 0.88 1.10 0.05 79.93 19:16:01 0 16.06 0.00 0.97 0.07 0.07 82.84 19:16:01 1 20.10 0.00 1.08 3.27 0.02 75.53 19:16:01 2 23.32 0.00 0.70 0.03 0.07 75.88 19:16:01 3 12.67 0.00 0.79 1.04 0.03 85.47 Average: all 23.68 0.00 1.51 2.40 0.06 72.36 Average: 0 21.31 0.00 1.40 1.54 0.05 75.69 Average: 1 27.36 0.00 1.65 5.24 0.05 65.71 Average: 2 27.17 0.00 1.42 1.39 0.06 69.96 Average: 3 18.85 0.00 1.60 1.40 0.06 78.09