---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-10053 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 8.8G 11G 46% / 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 459 4070 0 3445 7217 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:23:e4:a7 brd ff:ff:ff:ff:ff:ff inet 10.32.7.166/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85971sec preferred_lft 85971sec inet6 fe80::f816:3eff:fe23:e4a7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10053) 09/05/26 _x86_64_ (4 CPU) 15:07:54 LINUX RESTART (4 CPU) 15:08:01 tps rtps wtps bread/s bwrtn/s 15:09:02 141.83 60.07 81.75 3705.92 39769.39 15:10:01 57.52 1.15 56.36 42.16 9784.78 15:11:01 91.42 31.26 60.16 1687.04 42064.51 15:12:01 8.97 0.02 8.95 0.13 371.14 15:13:01 11.55 0.00 11.55 0.00 4536.58 15:14:01 50.14 2.68 47.46 180.24 8094.12 Average: 60.24 15.90 44.34 938.42 17458.75 15:08:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:09:02 6066280 7452916 2101132 25.73 35764 1531916 664508 7.21 544108 1395728 67816 15:10:01 5730916 7404172 2436496 29.83 54320 1785176 687236 7.46 607688 1636480 144696 15:11:01 4442504 7282304 3724908 45.61 59248 2926384 758540 8.23 742304 2749556 1400 15:12:01 4424624 7271600 3742788 45.83 61188 2930724 774524 8.40 754804 2753056 900 15:13:01 4234192 7236312 3933220 48.16 62680 3081568 819668 8.89 788616 2902128 24080 15:14:01 4199740 7417896 3967672 48.58 67844 3287084 643392 6.98 629964 3086448 27360 Average: 4849709 7344200 3317703 40.62 56841 2590475 724645 7.86 677914 2420566 44375 15:08:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:09:02 ens3 288.60 163.34 1136.85 59.17 0.00 0.00 0.00 0.00 15:09:02 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 15:10:01 ens3 28.27 22.15 684.82 3.64 0.00 0.00 0.00 0.00 15:10:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 15:11:01 ens3 667.14 377.94 17396.34 44.77 0.00 0.00 0.00 0.00 15:11:01 lo 1.67 1.67 0.16 0.16 0.00 0.00 0.00 0.00 15:12:01 ens3 50.44 72.40 55.26 20.53 0.00 0.00 0.00 0.00 15:12:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 15:13:01 ens3 421.73 265.51 2551.31 32.62 0.00 0.00 0.00 0.00 15:13:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 15:14:01 ens3 190.97 203.33 1543.54 52.75 0.00 0.00 0.00 0.00 15:14:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 Average: ens3 275.22 184.57 3904.00 35.67 0.00 0.00 0.00 0.00 Average: lo 0.65 0.65 0.06 0.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10053) 09/05/26 _x86_64_ (4 CPU) 15:07:54 LINUX RESTART (4 CPU) 15:08:01 CPU %user %nice %system %iowait %steal %idle 15:09:02 all 19.87 0.00 2.51 5.80 4.94 66.87 15:09:02 0 24.87 0.00 4.78 10.57 6.30 53.47 15:09:02 1 30.24 0.00 1.67 3.10 3.76 61.23 15:09:02 2 6.86 0.00 1.71 5.56 5.07 80.81 15:09:02 3 17.75 0.00 1.88 3.92 4.60 71.85 15:10:01 all 18.43 0.00 1.18 2.68 2.49 75.21 15:10:01 0 42.75 0.00 1.81 0.82 4.53 50.10 15:10:01 1 1.60 0.00 0.22 0.37 0.56 97.25 15:10:01 2 6.51 0.00 0.88 8.16 2.23 82.21 15:10:01 3 22.68 0.00 1.82 1.31 2.59 71.61 15:11:01 all 16.98 0.00 1.92 2.78 5.66 72.65 15:11:01 0 24.33 0.00 1.29 0.76 5.69 67.92 15:11:01 1 15.68 0.00 0.75 1.50 4.77 77.31 15:11:01 2 9.91 0.00 1.77 4.44 5.63 78.24 15:11:01 3 18.03 0.00 3.85 4.44 6.56 67.13 15:12:01 all 4.99 0.00 0.39 0.05 2.87 91.70 15:12:01 0 3.79 0.00 0.34 0.00 2.81 93.05 15:12:01 1 5.79 0.00 0.33 0.00 2.06 91.82 15:12:01 2 5.16 0.00 0.33 0.21 2.22 92.08 15:12:01 3 5.21 0.00 0.52 0.02 4.38 89.87 15:13:01 all 6.23 0.00 0.74 0.10 3.50 89.44 15:13:01 0 4.60 0.00 0.49 0.13 3.05 91.73 15:13:01 1 9.31 0.00 0.52 0.00 2.95 87.21 15:13:01 2 6.11 0.00 0.91 0.21 3.31 89.46 15:13:01 3 4.94 0.00 1.04 0.03 4.66 89.33 15:14:01 all 19.02 0.00 1.43 1.16 5.40 72.99 15:14:01 0 25.96 0.00 1.73 0.61 6.49 65.21 15:14:01 1 11.59 0.00 1.01 0.23 3.90 83.27 15:14:01 2 28.85 0.00 1.64 3.18 5.81 60.52 15:14:01 3 9.62 0.00 1.31 0.66 5.41 83.00 Average: all 14.25 0.00 1.36 2.10 4.15 78.13 Average: 0 21.00 0.00 1.74 2.16 4.82 70.27 Average: 1 12.41 0.00 0.75 0.87 3.01 82.96 Average: 2 10.59 0.00 1.21 3.62 4.06 80.52 Average: 3 12.98 0.00 1.74 1.73 4.71 78.84