---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-11128 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 5407 0 2094 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:69:bf:92 brd ff:ff:ff:ff:ff:ff inet 10.32.6.183/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86128sec preferred_lft 86128sec inet6 fe80::f816:3eff:fe69:bf92/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-11128) 12/06/25 _x86_64_ (4 CPU) 19:12:59 LINUX RESTART (4 CPU) 19:13:02 tps rtps wtps bread/s bwrtn/s 19:14:01 178.00 92.22 85.78 5121.57 41455.50 19:15:01 69.37 12.80 56.57 308.88 9066.36 19:16:01 62.57 6.55 56.02 413.13 7629.80 19:17:01 23.60 0.33 23.27 33.60 4324.80 Average: 82.99 27.71 55.29 1454.08 15511.50 19:13:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:01 5984808 7405488 2182612 26.72 36644 1563764 700580 7.60 595280 1424432 85380 19:15:01 5632132 7294184 2535288 31.04 57308 1768472 874628 9.49 729248 1610396 122656 19:16:01 5608244 7463180 2559176 31.33 63140 1950708 612304 6.64 638616 1715156 115012 19:17:01 5522988 7381788 2644432 32.38 65148 1952100 703648 7.64 725100 1712680 11608 Average: 5687043 7386160 2480377 30.37 55560 1808761 722790 7.84 672061 1615666 83664 19:13:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:01 lo 2.10 2.10 0.19 0.19 0.00 0.00 0.00 0.00 19:14:01 ens3 462.51 255.06 1524.22 67.84 0.00 0.00 0.00 0.00 19:15:01 lo 1.27 1.27 0.13 0.13 0.00 0.00 0.00 0.00 19:15:01 ens3 91.00 60.76 476.29 16.98 0.00 0.00 0.00 0.00 19:16:01 lo 1.57 1.57 0.14 0.14 0.00 0.00 0.00 0.00 19:16:01 ens3 335.66 331.23 1263.66 575.19 0.00 0.00 0.00 0.00 19:17:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 19:17:01 ens3 10.68 11.28 8.46 5.60 0.00 0.00 0.00 0.00 Average: lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 223.98 164.21 815.24 166.82 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-11128) 12/06/25 _x86_64_ (4 CPU) 19:12:59 LINUX RESTART (4 CPU) 19:13:02 CPU %user %nice %system %iowait %steal %idle 19:14:01 all 22.48 0.00 2.87 5.82 1.18 67.66 19:14:01 0 27.57 0.00 2.24 6.34 1.34 62.51 19:14:01 1 40.31 0.00 5.90 7.10 1.61 45.08 19:14:01 2 9.02 0.00 1.43 5.09 0.90 83.56 19:14:01 3 13.00 0.00 1.90 4.75 0.88 79.46 19:15:01 all 24.06 0.00 1.47 1.73 1.17 71.57 19:15:01 0 30.59 0.00 1.96 1.05 1.21 65.19 19:15:01 1 40.71 0.00 2.15 0.43 1.43 55.28 19:15:01 2 7.14 0.00 0.70 4.79 0.63 86.74 19:15:01 3 17.80 0.00 1.11 0.63 1.38 79.08 19:16:01 all 36.29 0.00 1.90 0.81 2.20 58.80 19:16:01 0 32.44 0.00 1.55 0.96 1.99 63.06 19:16:01 1 33.46 0.00 1.76 1.00 2.31 61.47 19:16:01 2 46.85 0.00 2.41 0.95 2.43 47.37 19:16:01 3 32.42 0.00 1.85 0.37 2.08 63.29 19:17:01 all 21.22 0.00 0.89 0.70 0.77 76.42 19:17:01 0 23.43 0.00 1.21 0.93 0.72 73.71 19:17:01 1 0.62 0.00 0.38 1.73 0.25 97.02 19:17:01 2 60.71 0.00 1.77 0.13 1.52 35.87 19:17:01 3 0.25 0.00 0.20 0.00 0.58 98.97 Average: all 26.03 0.00 1.78 2.25 1.33 68.61 Average: 0 28.51 0.00 1.74 2.30 1.32 66.13 Average: 1 28.73 0.00 2.53 2.55 1.40 64.79 Average: 2 31.04 0.00 1.58 2.73 1.37 63.28 Average: 3 15.88 0.00 1.26 1.42 1.23 80.21