---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2329 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 417 1258 0 2267 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:14:40:cb brd ff:ff:ff:ff:ff:ff inet 10.32.7.191/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86188sec preferred_lft 86188sec inet6 fe80::f816:3eff:fe14:40cb/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-2329) 12/30/23 _x86_64_ (4 CPU) 08:12:56 LINUX RESTART (4 CPU) 08:13:01 tps rtps wtps bread/s bwrtn/s 08:14:01 147.34 78.29 69.06 5235.79 41895.57 08:15:01 101.72 29.41 72.30 1633.33 12818.53 08:16:01 69.76 10.20 59.56 734.28 9004.23 Average: 106.27 39.30 66.97 2534.47 21239.44 08:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:14:01 1848400 3397824 2190244 54.23 48424 1656336 569288 11.19 519360 1497880 141476 08:15:01 1299800 3184392 2738844 67.82 61960 1965452 782164 15.38 758968 1780948 105864 08:16:01 1302296 3351308 2736348 67.75 69584 2118196 594456 11.69 679512 1849676 41248 Average: 1483499 3311175 2555145 63.27 59989 1913328 648636 12.75 652613 1709501 96196 08:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:14:01 lo 1.20 1.20 0.11 0.11 0.00 0.00 0.00 0.00 08:14:01 ens3 315.25 210.63 1299.04 61.61 0.00 0.00 0.00 0.00 08:15:01 lo 1.27 1.27 0.13 0.13 0.00 0.00 0.00 0.00 08:15:01 ens3 306.60 340.01 2369.13 56.83 0.00 0.00 0.00 0.00 08:16:01 lo 2.05 2.05 0.25 0.25 0.00 0.00 0.00 0.00 08:16:01 ens3 359.54 308.47 1038.47 69.68 0.00 0.00 0.00 0.00 Average: lo 1.51 1.51 0.16 0.16 0.00 0.00 0.00 0.00 Average: ens3 327.13 286.37 1568.88 62.71 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2329) 12/30/23 _x86_64_ (4 CPU) 08:12:56 LINUX RESTART (4 CPU) 08:13:01 CPU %user %nice %system %iowait %steal %idle 08:14:01 all 20.64 0.00 2.45 4.17 0.06 72.68 08:14:01 0 7.41 0.00 2.74 2.37 0.03 87.45 08:14:01 1 34.41 0.00 2.54 2.27 0.08 60.69 08:14:01 2 10.56 0.00 1.82 9.29 0.05 78.28 08:14:01 3 30.08 0.00 2.69 2.74 0.07 64.41 08:15:01 all 26.63 0.00 1.44 1.65 0.08 70.21 08:15:01 0 17.49 0.00 0.57 0.33 0.05 81.56 08:15:01 1 45.12 0.00 2.80 1.56 0.10 50.42 08:15:01 2 25.70 0.00 1.30 4.63 0.07 68.30 08:15:01 3 18.37 0.00 1.08 0.08 0.07 80.40 08:16:01 all 30.85 0.00 1.47 1.05 0.07 66.56 08:16:01 0 32.70 0.00 1.37 0.22 0.07 65.64 08:16:01 1 39.53 0.00 1.53 0.12 0.07 58.76 08:16:01 2 26.46 0.00 1.31 3.25 0.08 68.90 08:16:01 3 24.64 0.00 1.66 0.64 0.07 73.00 Average: all 26.04 0.00 1.79 2.29 0.07 69.82 Average: 0 19.22 0.00 1.56 0.97 0.05 78.20 Average: 1 39.68 0.00 2.29 1.31 0.08 56.63 Average: 2 20.90 0.00 1.48 5.73 0.07 71.83 Average: 3 24.34 0.00 1.81 1.15 0.07 72.63