---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2947 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 473 5339 0 2162 7220 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:b4:c8:95 brd ff:ff:ff:ff:ff:ff inet 10.32.6.179/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85930sec preferred_lft 85930sec inet6 fe80::f816:3eff:feb4:c895/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2947) 01/10/26 _x86_64_ (4 CPU) 16:02:55 LINUX RESTART (4 CPU) 16:03:01 tps rtps wtps bread/s bwrtn/s 16:04:02 149.00 66.91 82.09 4343.49 40788.42 16:05:01 69.68 12.08 57.60 252.43 9901.51 16:06:01 33.19 0.60 32.59 16.80 4235.03 16:07:01 18.96 0.12 18.85 1.60 4079.19 16:08:01 19.21 0.17 19.05 3.07 1642.79 16:09:01 29.36 7.90 21.46 480.19 1866.89 16:10:01 22.33 3.33 19.00 266.09 1144.88 Average: 48.77 13.02 35.75 767.55 9092.93 16:03:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:04:02 5959780 7382580 2207640 27.03 37168 1565500 737344 8.00 619908 1426048 85368 16:05:01 5738352 7397516 2429068 29.74 57180 1765960 822648 8.93 619768 1615020 110276 16:06:01 5531012 7200900 2636408 32.28 59668 1773012 887116 9.63 822080 1616612 2040 16:07:01 5339708 7127372 2827712 34.62 61472 1886064 911080 9.89 906156 1717648 2160 16:08:01 5262560 7094324 2904860 35.57 63604 1925888 927364 10.06 946384 1750232 2220 16:09:01 5052144 6948908 3115276 38.14 65688 1986604 1024092 11.11 1105400 1796328 1760 16:10:01 5512108 7435440 2655312 32.51 68352 2010072 653512 7.09 639956 1802284 27308 Average: 5485095 7226720 2682325 32.84 59019 1844729 851879 9.24 808522 1674882 33019 16:03:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:04:02 ens3 455.25 232.32 1462.75 65.18 0.00 0.00 0.00 0.00 16:04:02 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 16:05:01 ens3 70.36 45.64 459.77 14.06 0.00 0.00 0.00 0.00 16:05:01 lo 1.15 1.15 0.12 0.12 0.00 0.00 0.00 0.00 16:06:01 ens3 58.06 76.57 76.46 12.50 0.00 0.00 0.00 0.00 16:06:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 16:07:01 ens3 253.67 241.69 1877.98 30.58 0.00 0.00 0.00 0.00 16:07:01 lo 0.60 0.60 0.06 0.06 0.00 0.00 0.00 0.00 16:08:01 ens3 201.45 200.22 636.37 26.90 0.00 0.00 0.00 0.00 16:08:01 lo 0.60 0.60 0.05 0.05 0.00 0.00 0.00 0.00 16:09:01 ens3 248.91 235.61 747.14 35.78 0.00 0.00 0.00 0.00 16:09:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 16:10:01 ens3 78.65 73.44 115.75 27.05 0.00 0.00 0.00 0.00 16:10:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 195.50 158.20 768.78 30.33 0.00 0.00 0.00 0.00 Average: lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2947) 01/10/26 _x86_64_ (4 CPU) 16:02:55 LINUX RESTART (4 CPU) 16:03:01 CPU %user %nice %system %iowait %steal %idle 16:04:02 all 22.77 0.00 3.00 4.24 1.12 68.87 16:04:02 0 10.71 0.00 5.46 5.83 0.87 77.12 16:04:02 1 52.64 0.00 3.33 8.27 1.69 34.07 16:04:02 2 14.36 0.00 2.11 1.17 1.22 81.14 16:04:02 3 13.44 0.00 1.10 1.73 0.67 83.06 16:05:01 all 22.97 0.00 1.47 1.70 1.02 72.84 16:05:01 0 39.94 0.00 2.12 0.54 1.27 56.13 16:05:01 1 18.83 0.00 1.41 5.50 0.86 73.41 16:05:01 2 16.81 0.00 1.15 0.30 1.29 80.45 16:05:01 3 16.34 0.00 1.20 0.46 0.68 81.32 16:06:01 all 11.71 0.00 0.55 0.51 0.90 86.34 16:06:01 0 15.86 0.00 0.50 0.00 0.77 82.87 16:06:01 1 16.22 0.00 0.57 0.22 0.97 82.03 16:06:01 2 8.01 0.00 0.53 0.67 1.22 89.57 16:06:01 3 6.74 0.00 0.60 1.15 0.63 90.88 16:07:01 all 11.54 0.00 0.68 0.10 0.90 86.78 16:07:01 0 12.77 0.00 0.53 0.02 0.83 85.85 16:07:01 1 13.22 0.00 0.42 0.15 0.70 85.51 16:07:01 2 8.48 0.00 0.77 0.00 1.34 89.41 16:07:01 3 11.70 0.00 0.97 0.20 0.75 86.39 16:08:01 all 10.70 0.00 0.57 0.07 0.75 87.92 16:08:01 0 6.34 0.00 0.32 0.02 0.40 92.93 16:08:01 1 13.78 0.00 0.80 0.05 0.93 84.44 16:08:01 2 8.39 0.00 0.89 0.05 0.99 89.68 16:08:01 3 14.25 0.00 0.30 0.17 0.68 84.60 16:09:01 all 17.35 0.00 0.69 0.37 1.09 80.50 16:09:01 0 17.10 0.00 0.83 0.23 1.07 80.77 16:09:01 1 19.15 0.00 0.73 0.40 1.17 78.55 16:09:01 2 15.15 0.00 0.74 0.17 1.17 82.78 16:09:01 3 17.99 0.00 0.50 0.68 0.97 79.86 16:10:01 all 23.46 0.00 1.07 0.49 1.16 73.82 16:10:01 0 16.06 0.00 1.43 0.07 0.93 81.50 16:10:01 1 7.33 0.00 0.52 0.13 0.96 91.06 16:10:01 2 8.92 0.00 0.75 1.54 0.96 87.83 16:10:01 3 61.70 0.00 1.60 0.18 1.78 34.73 Average: all 17.20 0.00 1.15 1.06 0.99 79.59 Average: 0 16.91 0.00 1.60 0.96 0.88 79.66 Average: 1 20.15 0.00 1.11 2.09 1.04 75.61 Average: 2 11.43 0.00 0.99 0.56 1.17 85.85 Average: 3 20.32 0.00 0.90 0.65 0.88 77.25