---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-10094 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 471 4065 0 3438 7205 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:f5:00:06 brd ff:ff:ff:ff:ff:ff inet 10.32.7.150/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85997sec preferred_lft 85997sec inet6 fe80::f816:3eff:fef5:6/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10094) 09/05/26 _x86_64_ (4 CPU) 22:37:50 LINUX RESTART (4 CPU) 22:38:01 tps rtps wtps bread/s bwrtn/s 22:39:01 115.04 54.17 60.88 3560.41 5314.63 22:40:01 52.86 0.15 52.71 20.66 9662.26 22:41:01 86.16 29.99 56.17 1663.83 40743.76 22:42:01 9.38 0.00 9.38 0.00 388.47 22:43:01 42.28 2.13 40.14 115.05 8623.23 22:44:01 25.99 0.58 25.41 67.58 4903.43 Average: 55.29 14.50 40.78 904.68 11607.22 22:38:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:39:01 5966788 7401592 2200624 26.94 37896 1576452 710680 7.71 597740 1437052 95284 22:40:01 5783636 7491572 2383776 29.19 56768 1813284 607384 6.59 505648 1677728 143784 22:41:01 4464684 7300144 3702728 45.34 59700 2921880 758964 8.24 723180 2746576 1848 22:42:01 4449596 7292604 3717816 45.52 61724 2926484 783996 8.51 732500 2750304 1172 22:43:01 4220204 7420092 3947208 48.33 66148 3270600 650300 7.06 620628 3075268 103252 22:44:01 4155756 7375800 4011656 49.12 68764 3287864 693364 7.52 681368 3078528 16544 Average: 4840111 7380301 3327301 40.74 58500 2632761 700781 7.60 643511 2460909 60314 22:38:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:39:01 ens3 426.57 244.40 1457.86 66.36 0.00 0.00 0.00 0.00 22:39:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 22:40:01 ens3 18.68 17.46 356.18 2.97 0.00 0.00 0.00 0.00 22:40:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 22:41:01 ens3 686.06 403.61 17266.05 45.09 0.00 0.00 0.00 0.00 22:41:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 22:42:01 ens3 52.12 74.64 59.36 14.61 0.00 0.00 0.00 0.00 22:42:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 22:43:01 ens3 633.46 562.21 4072.21 83.09 0.00 0.00 0.00 0.00 22:43:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 22:44:01 ens3 11.21 12.26 8.12 5.83 0.00 0.00 0.00 0.00 22:44:01 lo 0.80 0.80 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 304.70 219.10 3870.53 36.33 0.00 0.00 0.00 0.00 Average: lo 0.68 0.68 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-10094) 09/05/26 _x86_64_ (4 CPU) 22:37:50 LINUX RESTART (4 CPU) 22:38:01 CPU %user %nice %system %iowait %steal %idle 22:39:01 all 22.26 0.00 1.68 3.83 1.64 70.59 22:39:01 0 32.03 0.00 1.70 1.88 1.66 62.73 22:39:01 1 24.38 0.00 1.98 5.62 1.75 66.27 22:39:01 2 15.28 0.00 1.34 5.11 1.31 76.95 22:39:01 3 17.37 0.00 1.67 2.70 1.87 76.39 22:40:01 all 20.86 0.00 1.33 1.34 0.91 75.56 22:40:01 0 27.13 0.00 1.21 0.15 1.00 70.51 22:40:01 1 18.66 0.00 1.16 1.48 1.08 77.62 22:40:01 2 36.32 0.00 2.90 3.75 1.26 55.78 22:40:01 3 1.42 0.00 0.08 0.00 0.28 98.21 22:41:01 all 16.89 0.00 1.97 1.97 1.11 78.06 22:41:01 0 19.85 0.00 1.62 0.55 1.12 76.87 22:41:01 1 8.83 0.00 1.15 3.05 0.78 86.18 22:41:01 2 23.37 0.00 1.83 2.16 1.38 71.25 22:41:01 3 15.50 0.00 3.30 2.10 1.12 77.98 22:42:01 all 4.93 0.00 0.29 0.02 0.31 94.45 22:42:01 0 5.50 0.00 0.50 0.00 0.25 93.75 22:42:01 1 1.18 0.00 0.15 0.00 0.13 98.53 22:42:01 2 7.38 0.00 0.07 0.00 0.43 92.12 22:42:01 3 5.67 0.00 0.48 0.07 0.45 93.33 22:43:01 all 14.65 0.00 1.51 0.39 0.91 82.54 22:43:01 0 10.29 0.00 0.92 0.02 0.83 87.95 22:43:01 1 16.39 0.00 1.57 0.65 0.80 80.58 22:43:01 2 16.32 0.00 1.55 0.50 0.90 80.73 22:43:01 3 15.60 0.00 1.98 0.42 1.09 80.92 22:44:01 all 20.74 0.00 0.86 0.97 0.81 76.63 22:44:01 0 22.47 0.00 1.00 0.10 0.70 75.73 22:44:01 1 6.73 0.00 0.50 1.63 0.65 90.50 22:44:01 2 47.49 0.00 1.45 1.80 1.53 47.74 22:44:01 3 6.27 0.00 0.52 0.35 0.37 92.50 Average: all 16.73 0.00 1.28 1.42 0.95 79.63 Average: 0 19.55 0.00 1.16 0.45 0.93 77.91 Average: 1 12.70 0.00 1.09 2.07 0.87 83.28 Average: 2 24.36 0.00 1.52 2.22 1.14 70.76 Average: 3 10.29 0.00 1.34 0.94 0.86 86.57