---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8346 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 7.8G 12G 41% / 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 475 5064 0 2435 7216 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:a6:23:4c brd ff:ff:ff:ff:ff:ff inet 10.32.6.130/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86004sec preferred_lft 86004sec inet6 fe80::f816:3eff:fea6:234c/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-8346) 03/07/26 _x86_64_ (4 CPU) 15:07:55 LINUX RESTART (4 CPU) 15:08:01 tps rtps wtps bread/s bwrtn/s 15:09:01 139.97 55.15 84.82 3631.32 40419.21 15:10:01 81.75 29.71 52.04 1656.92 8811.06 15:11:01 31.99 0.20 31.79 2.80 8167.71 15:12:01 7.60 0.00 7.60 0.00 270.80 15:13:02 39.50 1.15 38.35 63.85 7894.30 15:14:01 28.92 1.73 27.19 131.35 5686.61 Average: 55.03 14.69 40.34 916.61 11893.02 15:08:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:09:01 6015168 7430696 2152252 26.35 36796 1559020 682556 7.41 571492 1421108 83148 15:10:01 5612056 7301700 2555364 31.29 56448 1797968 840148 9.12 739908 1623824 101712 15:11:01 5464736 7293420 2702684 33.09 58728 1931972 796388 8.64 748348 1756452 1128 15:12:01 5448780 7283732 2718640 33.29 60412 1935764 796388 8.64 759260 1759456 2320 15:13:02 5047620 7210992 3119800 38.20 64244 2253024 849488 9.22 836916 2068264 98444 15:14:01 5171308 7378736 2996112 36.68 67124 2293384 702976 7.63 687796 2092544 17336 Average: 5459945 7316546 2707475 33.15 57292 1961855 777991 8.44 723953 1786941 50681 15:08:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:09:01 lo 0.80 0.80 0.08 0.08 0.00 0.00 0.00 0.00 15:09:01 ens3 422.81 231.97 1394.73 65.46 0.00 0.00 0.00 0.00 15:10:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 15:10:01 ens3 61.09 45.74 453.00 13.81 0.00 0.00 0.00 0.00 15:11:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 15:11:01 ens3 136.88 127.41 2228.22 17.14 0.00 0.00 0.00 0.00 15:12:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 15:12:01 ens3 55.00 74.38 59.92 12.12 0.00 0.00 0.00 0.00 15:13:02 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 15:13:02 ens3 511.50 454.38 3684.43 58.13 0.00 0.00 0.00 0.00 15:14:01 lo 0.68 0.68 0.06 0.06 0.00 0.00 0.00 0.00 15:14:01 ens3 98.25 61.78 421.32 25.52 0.00 0.00 0.00 0.00 Average: lo 0.63 0.63 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 214.59 166.24 1376.33 32.05 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8346) 03/07/26 _x86_64_ (4 CPU) 15:07:55 LINUX RESTART (4 CPU) 15:08:01 CPU %user %nice %system %iowait %steal %idle 15:09:01 all 21.85 0.00 2.73 4.63 1.70 69.10 15:09:01 0 31.09 0.00 1.80 4.66 1.50 60.95 15:09:01 1 11.45 0.00 2.20 3.40 1.25 81.71 15:09:01 2 7.60 0.00 4.40 9.04 1.66 77.30 15:09:01 3 37.30 0.00 2.49 1.38 2.38 56.45 15:10:01 all 22.20 0.00 1.38 2.42 1.59 72.41 15:10:01 0 29.62 0.00 1.84 0.30 1.30 66.94 15:10:01 1 7.10 0.00 0.52 1.68 0.78 89.92 15:10:01 2 9.00 0.00 1.32 6.77 1.56 81.35 15:10:01 3 42.98 0.00 1.83 0.94 2.69 51.56 15:11:01 all 9.31 0.00 0.59 0.38 1.37 88.35 15:11:01 0 9.85 0.00 0.83 0.08 1.31 87.93 15:11:01 1 7.44 0.00 0.55 0.10 1.45 90.46 15:11:01 2 8.88 0.00 0.62 1.33 0.93 88.24 15:11:01 3 11.06 0.00 0.38 0.02 1.80 86.74 15:12:01 all 3.15 0.00 0.20 0.05 1.06 95.53 15:12:01 0 4.69 0.00 0.41 0.00 1.22 93.67 15:12:01 1 3.95 0.00 0.03 0.00 0.75 95.27 15:12:01 2 0.37 0.00 0.03 0.20 0.55 98.85 15:12:01 3 3.56 0.00 0.35 0.00 1.71 94.38 15:13:02 all 11.98 0.00 1.09 0.36 2.27 84.30 15:13:02 0 11.00 0.00 1.04 0.38 1.90 85.69 15:13:02 1 10.66 0.00 0.79 0.10 1.62 86.83 15:13:02 2 17.23 0.00 1.43 0.97 2.26 78.11 15:13:02 3 9.01 0.00 1.10 0.02 3.31 86.57 15:14:01 all 21.44 0.00 1.17 1.06 1.75 74.57 15:14:01 0 11.54 0.00 1.05 0.12 0.91 86.39 15:14:01 1 31.01 0.00 1.31 2.79 1.97 62.91 15:14:01 2 13.19 0.00 1.21 1.13 2.52 81.94 15:14:01 3 30.12 0.00 1.13 0.20 1.60 66.95 Average: all 14.96 0.00 1.19 1.48 1.62 80.74 Average: 0 16.28 0.00 1.16 0.92 1.36 80.28 Average: 1 11.89 0.00 0.90 1.34 1.30 84.57 Average: 2 9.40 0.00 1.50 3.24 1.58 84.28 Average: 3 22.28 0.00 1.21 0.43 2.25 73.83