---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2898 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 468 5259 0 2247 7225 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:ba:97:1e brd ff:ff:ff:ff:ff:ff inet 10.32.7.77/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86129sec preferred_lft 86129sec inet6 fe80::f816:3eff:feba:971e/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-2898) 01/10/26 _x86_64_ (4 CPU) 08:12:52 LINUX RESTART (4 CPU) 08:13:01 tps rtps wtps bread/s bwrtn/s 08:14:02 136.89 54.86 82.04 3598.60 40694.83 08:15:01 89.04 30.37 58.67 1687.01 9551.62 08:16:01 80.67 9.81 70.86 665.11 11092.97 08:17:01 26.71 0.70 26.01 77.84 3701.57 Average: 83.30 23.91 59.39 1506.31 16287.00 08:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:14:02 5950700 7372784 2216720 27.14 37180 1565044 736208 7.99 630808 1424852 78632 08:15:01 5610820 7320660 2556600 31.30 57928 1815444 782760 8.49 698552 1662100 111044 08:16:01 5429092 7427820 2738328 33.53 65992 2088068 642760 6.97 685680 1842740 74572 08:17:01 5417160 7426572 2750260 33.67 68336 2096192 666160 7.23 693836 1845360 9552 Average: 5601943 7386959 2565477 31.41 57359 1891187 706972 7.67 677219 1693763 68450 08:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:14:02 ens3 439.61 274.40 1431.75 68.65 0.00 0.00 0.00 0.00 08:14:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 08:15:01 ens3 111.50 80.96 628.19 19.77 0.00 0.00 0.00 0.00 08:15:01 lo 1.42 1.42 0.13 0.13 0.00 0.00 0.00 0.00 08:16:01 ens3 503.90 508.86 3161.20 92.48 0.00 0.00 0.00 0.00 08:16:01 lo 1.35 1.35 0.19 0.19 0.00 0.00 0.00 0.00 08:17:01 ens3 13.08 13.53 10.72 6.12 0.00 0.00 0.00 0.00 08:17:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 267.66 220.01 1310.77 46.86 0.00 0.00 0.00 0.00 Average: lo 1.11 1.11 0.12 0.12 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2898) 01/10/26 _x86_64_ (4 CPU) 08:12:52 LINUX RESTART (4 CPU) 08:13:01 CPU %user %nice %system %iowait %steal %idle 08:14:02 all 21.57 0.00 1.89 4.11 0.88 71.56 08:14:02 0 35.53 0.00 1.85 2.52 1.19 58.90 08:14:02 1 12.48 0.00 1.85 5.04 0.77 79.86 08:14:02 2 22.99 0.00 2.41 7.44 0.95 66.20 08:14:02 3 15.24 0.00 1.46 1.46 0.60 81.24 08:15:01 all 26.66 0.00 1.54 1.93 1.13 68.74 08:15:01 0 40.62 0.00 2.46 1.07 1.54 54.31 08:15:01 1 30.11 0.00 1.19 1.49 1.27 65.94 08:15:01 2 13.90 0.00 1.14 4.27 0.73 79.97 08:15:01 3 22.05 0.00 1.35 0.90 0.96 74.74 08:16:01 all 43.56 0.00 2.21 0.95 2.77 50.51 08:16:01 0 45.80 0.00 1.45 0.13 2.48 50.14 08:16:01 1 36.31 0.00 1.86 1.15 2.45 58.23 08:16:01 2 49.50 0.00 3.41 2.01 2.96 42.12 08:16:01 3 42.61 0.00 2.13 0.52 3.19 51.55 08:17:01 all 21.14 0.00 0.89 0.96 0.81 76.20 08:17:01 0 17.04 0.00 0.90 0.32 0.73 81.01 08:17:01 1 51.75 0.00 1.25 0.15 1.51 45.34 08:17:01 2 7.45 0.00 0.75 2.29 0.62 88.90 08:17:01 3 8.33 0.00 0.67 1.05 0.38 89.58 Average: all 28.25 0.00 1.63 1.98 1.40 66.74 Average: 0 34.72 0.00 1.66 1.01 1.49 61.12 Average: 1 32.69 0.00 1.54 1.96 1.50 62.31 Average: 2 23.50 0.00 1.93 4.00 1.32 69.25 Average: 3 22.07 0.00 1.40 0.98 1.29 74.26