---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2922 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.6G 12G 40% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 474 5300 0 2201 7221 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:34:3f:9a brd ff:ff:ff:ff:ff:ff inet 10.32.7.120/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86150sec preferred_lft 86150sec inet6 fe80::f816:3eff:fe34:3f9a/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-2922) 01/10/26 _x86_64_ (4 CPU) 12:27:44 LINUX RESTART (4 CPU) 12:28:01 tps rtps wtps bread/s bwrtn/s 12:29:02 100.47 30.82 69.64 1036.72 5821.41 12:30:01 87.20 30.22 56.98 1665.76 10891.25 12:31:01 66.23 9.01 57.21 563.28 9420.73 Average: 84.62 23.31 61.30 1085.30 8698.71 12:28:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:29:02 5802048 7367564 2365372 28.96 47836 1688388 731020 7.93 669312 1512312 192940 12:30:01 5470184 7248312 2697236 33.02 59840 1879772 856512 9.29 772992 1723900 97928 12:31:01 5437968 7400688 2729452 33.42 65172 2054892 674028 7.31 706920 1814036 26220 Average: 5570067 7338855 2597353 31.80 57616 1874351 753853 8.18 716408 1683416 105696 12:28:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:29:02 ens3 407.21 218.18 1443.27 64.41 0.00 0.00 0.00 0.00 12:29:02 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 12:30:01 ens3 159.75 135.25 1623.12 27.51 0.00 0.00 0.00 0.00 12:30:01 lo 1.42 1.42 0.13 0.13 0.00 0.00 0.00 0.00 12:31:01 ens3 250.35 269.14 1414.66 45.38 0.00 0.00 0.00 0.00 12:31:01 lo 0.57 0.57 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 273.08 207.94 1492.95 45.87 0.00 0.00 0.00 0.00 Average: lo 0.88 0.88 0.08 0.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2922) 01/10/26 _x86_64_ (4 CPU) 12:27:44 LINUX RESTART (4 CPU) 12:28:01 CPU %user %nice %system %iowait %steal %idle 12:29:02 all 24.81 0.00 1.60 2.73 0.87 69.99 12:29:02 0 10.33 0.00 0.85 5.00 0.57 83.25 12:29:02 1 46.87 0.00 2.85 4.78 1.33 44.17 12:29:02 2 32.49 0.00 1.72 0.53 1.04 64.22 12:29:02 3 9.64 0.00 0.98 0.60 0.56 88.22 12:30:01 all 29.56 0.00 1.69 1.72 1.25 65.78 12:30:01 0 22.89 0.00 1.41 1.80 1.00 72.90 12:30:01 1 35.77 0.00 1.42 3.19 1.42 58.19 12:30:01 2 42.81 0.00 2.76 1.25 1.64 51.53 12:30:01 3 16.87 0.00 1.19 0.64 0.92 80.38 12:31:01 all 32.82 0.00 1.75 0.93 1.56 62.94 12:31:01 0 26.71 0.00 1.35 0.28 1.27 70.39 12:31:01 1 22.75 0.00 1.88 1.33 1.23 72.81 12:31:01 2 58.20 0.00 2.90 1.87 2.45 34.58 12:31:01 3 23.65 0.00 0.87 0.25 1.30 73.94 Average: all 29.06 0.00 1.68 1.79 1.23 66.24 Average: 0 19.96 0.00 1.20 2.36 0.94 75.53 Average: 1 35.12 0.00 2.05 3.10 1.33 58.40 Average: 2 44.51 0.00 2.46 1.22 1.71 50.10 Average: 3 16.71 0.00 1.01 0.49 0.93 80.86