---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8704 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 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 472 5329 0 2173 7223 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:ff:9e:5f brd ff:ff:ff:ff:ff:ff inet 10.32.7.70/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86112sec preferred_lft 86112sec inet6 fe80::f816:3eff:feff:9e5f/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-8704) 03/12/26 _x86_64_ (4 CPU) 12:46:56 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:01 162.70 79.17 83.52 4825.86 40120.11 12:49:01 81.45 30.03 51.42 1697.18 8556.17 12:50:01 75.25 8.92 66.34 514.98 8449.79 12:51:01 26.58 1.65 24.93 77.81 4952.96 Average: 86.49 29.94 56.55 1778.87 15519.46 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:01 6058424 7447884 2108996 25.82 36444 1533344 682160 7.40 553876 1393460 69680 12:49:01 5603876 7300484 2563544 31.39 56980 1803824 848116 9.20 721852 1647588 130088 12:50:01 5492196 7418172 2675224 32.75 65064 2018400 677908 7.36 720444 1746664 114108 12:51:01 5403612 7341288 2763808 33.84 67284 2027508 749048 8.13 805064 1749424 8548 Average: 5639527 7376957 2527893 30.95 56443 1845769 739308 8.02 700309 1634284 80606 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:01 ens3 399.08 224.51 1247.53 63.97 0.00 0.00 0.00 0.00 12:48:01 lo 1.53 1.53 0.14 0.14 0.00 0.00 0.00 0.00 12:49:01 ens3 76.67 62.34 712.75 16.75 0.00 0.00 0.00 0.00 12:49:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 12:50:01 ens3 316.98 365.74 1565.96 60.42 0.00 0.00 0.00 0.00 12:50:01 lo 0.70 0.70 0.06 0.06 0.00 0.00 0.00 0.00 12:51:01 ens3 62.81 64.84 34.83 600.87 0.00 0.00 0.00 0.00 12:51:01 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 213.87 179.34 890.18 185.55 0.00 0.00 0.00 0.00 Average: lo 1.14 1.14 0.10 0.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8704) 03/12/26 _x86_64_ (4 CPU) 12:46:56 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:01 all 21.23 0.00 3.13 4.94 1.04 69.65 12:48:01 0 10.94 0.00 4.92 7.81 0.77 75.56 12:48:01 1 34.73 0.00 3.73 7.81 1.46 52.27 12:48:01 2 28.46 0.00 2.75 3.02 1.21 64.57 12:48:01 3 10.84 0.00 1.15 1.15 0.73 86.13 12:49:01 all 23.85 0.00 1.64 2.31 1.05 71.14 12:49:01 0 7.60 0.00 0.58 5.03 0.45 86.34 12:49:01 1 47.03 0.00 2.94 1.27 1.77 47.00 12:49:01 2 29.28 0.00 2.25 2.33 1.32 64.82 12:49:01 3 11.51 0.00 0.78 0.60 0.68 86.42 12:50:01 all 44.57 0.00 2.67 1.01 2.84 48.91 12:50:01 0 48.03 0.00 2.16 0.93 3.00 45.88 12:50:01 1 45.91 0.00 2.91 0.80 2.74 47.64 12:50:01 2 40.68 0.00 3.25 1.45 2.85 51.77 12:50:01 3 43.65 0.00 2.40 0.88 2.75 50.32 12:51:01 all 21.18 0.00 0.95 0.72 0.73 76.41 12:51:01 0 25.85 0.00 1.15 1.38 0.78 70.83 12:51:01 1 18.69 0.00 0.93 0.27 0.65 79.46 12:51:01 2 10.82 0.00 0.72 0.80 0.57 87.10 12:51:01 3 29.35 0.00 1.03 0.42 0.95 68.25 Average: all 27.72 0.00 2.10 2.24 1.42 66.52 Average: 0 23.12 0.00 2.20 3.78 1.25 69.64 Average: 1 36.59 0.00 2.63 2.53 1.65 56.60 Average: 2 27.31 0.00 2.24 1.90 1.49 67.07 Average: 3 23.84 0.00 1.34 0.76 1.28 72.78