---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2077 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 416 1315 0 2212 3264 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:8e:93:67 brd ff:ff:ff:ff:ff:ff inet 10.32.6.245/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86196sec preferred_lft 86196sec inet6 fe80::f816:3eff:fe8e:9367/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2077) 12/27/23 _x86_64_ (4 CPU) 07:04:48 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:01 94.18 43.66 50.52 1990.47 6855.79 07:07:01 117.21 37.19 80.02 2134.09 14881.71 07:08:01 35.31 1.30 34.01 64.26 6416.00 Average: 82.24 27.38 54.85 1396.31 9384.80 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 1801620 3391584 2237024 55.39 49520 1695404 587732 11.55 531832 1531360 158524 07:07:01 1381768 3360924 2656876 65.79 61892 2058964 595284 11.70 683456 1772520 114388 07:08:01 1337784 3335604 2700860 66.88 67076 2071964 610668 12.00 720060 1778236 33328 Average: 1507057 3362704 2531587 62.68 59496 1942111 597895 11.75 645116 1694039 102080 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:01 ens3 315.63 210.78 1399.16 60.55 0.00 0.00 0.00 0.00 07:06:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 07:07:01 ens3 360.60 344.97 1867.57 72.43 0.00 0.00 0.00 0.00 07:07:01 lo 1.77 1.77 0.17 0.17 0.00 0.00 0.00 0.00 07:08:01 ens3 60.36 68.89 52.95 603.30 0.00 0.00 0.00 0.00 07:08:01 lo 1.67 1.67 0.15 0.15 0.00 0.00 0.00 0.00 Average: ens3 245.53 208.22 1106.60 245.42 0.00 0.00 0.00 0.00 Average: lo 1.46 1.46 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-2077) 12/27/23 _x86_64_ (4 CPU) 07:04:48 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:01 all 21.93 0.00 1.81 2.31 0.06 73.89 07:06:01 0 25.31 0.00 1.99 1.07 0.07 71.57 07:06:01 1 27.00 0.00 1.65 0.72 0.07 70.56 07:06:01 2 12.18 0.00 1.30 6.33 0.05 80.14 07:06:01 3 23.20 0.00 2.31 1.14 0.07 73.29 07:07:01 all 31.98 0.00 1.69 1.90 0.09 64.33 07:07:01 0 30.64 0.00 1.25 0.57 0.08 67.45 07:07:01 1 23.01 0.00 1.22 3.31 0.07 72.39 07:07:01 2 42.08 0.00 2.28 0.72 0.12 54.81 07:07:01 3 32.32 0.00 2.01 2.98 0.10 62.60 07:08:01 all 18.52 0.00 0.90 1.22 0.05 79.31 07:08:01 0 15.49 0.00 0.77 1.35 0.03 82.36 07:08:01 1 9.72 0.00 0.64 0.02 0.05 89.57 07:08:01 2 39.65 0.00 1.57 0.27 0.08 58.43 07:08:01 3 9.19 0.00 0.63 3.26 0.05 86.87 Average: all 24.15 0.00 1.47 1.81 0.07 72.51 Average: 0 23.81 0.00 1.34 1.00 0.06 73.80 Average: 1 19.94 0.00 1.17 1.36 0.06 77.48 Average: 2 31.29 0.00 1.72 2.44 0.08 64.47 Average: 3 21.56 0.00 1.65 2.46 0.07 74.26