---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-311 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 672K 1.6G 1% /run /dev/vda1 78G 8.5G 69G 11% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 532 13176 0 2330 15183 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 1458 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:d2:b5:d3 brd ff:ff:ff:ff:ff:ff inet 10.30.106.123/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86217sec preferred_lft 86217sec inet6 fe80::f816:3eff:fed2:b5d3/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-311) 11/16/23 _x86_64_ (4 CPU) 14:10:19 LINUX RESTART (4 CPU) 14:11:01 tps rtps wtps bread/s bwrtn/s 14:12:01 104.38 11.68 92.70 441.85 21299.30 14:13:01 125.91 14.18 111.73 1073.42 26115.65 Average: 115.15 12.93 102.22 757.61 23707.27 14:11:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:12:01 13763956 15534912 2661012 16.20 71400 1891852 790336 4.52 730824 1701024 227144 14:13:01 13492916 15545844 2932052 17.85 94304 2134724 776400 4.44 747084 1922272 149100 Average: 13628436 15540378 2796532 17.03 82852 2013288 783368 4.48 738954 1811648 188122 14:11:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:12:01 ens3 74.64 47.43 1224.55 9.89 0.00 0.00 0.00 0.00 14:12:01 lo 1.67 1.67 0.18 0.18 0.00 0.00 0.00 0.00 14:13:01 ens3 43.96 31.26 535.50 7.62 0.00 0.00 0.00 0.00 14:13:01 lo 1.20 1.20 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 59.30 39.35 880.05 8.75 0.00 0.00 0.00 0.00 Average: lo 1.43 1.43 0.15 0.15 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-311) 11/16/23 _x86_64_ (4 CPU) 14:10:19 LINUX RESTART (4 CPU) 14:11:01 CPU %user %nice %system %iowait %steal %idle 14:12:01 all 19.22 0.00 1.59 4.90 0.06 74.24 14:12:01 0 28.72 0.00 2.24 3.33 0.08 65.62 14:12:01 1 21.65 0.00 1.41 0.34 0.05 76.56 14:12:01 2 21.39 0.00 1.59 4.64 0.07 72.31 14:12:01 3 5.15 0.00 1.10 11.26 0.02 82.47 14:13:01 all 20.62 0.00 1.65 4.76 0.05 72.92 14:13:01 0 42.99 0.00 3.51 3.67 0.08 49.75 14:13:01 1 24.52 0.00 1.31 0.84 0.05 73.29 14:13:01 2 1.72 0.00 0.97 12.06 0.07 85.18 14:13:01 3 13.29 0.00 0.78 2.45 0.03 83.44 Average: all 19.92 0.00 1.62 4.83 0.06 73.58 Average: 0 35.86 0.00 2.87 3.50 0.08 57.68 Average: 1 23.08 0.00 1.36 0.59 0.05 74.92 Average: 2 11.56 0.00 1.28 8.35 0.07 78.75 Average: 3 9.22 0.00 0.94 6.85 0.03 82.96