---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9932 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 7.7G 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 477 5192 0 2305 7215 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:49:43:7b brd ff:ff:ff:ff:ff:ff inet 10.32.7.160/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86060sec preferred_lft 86060sec inet6 fe80::f816:3eff:fe49:437b/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-9932) 09/04/26 _x86_64_ (4 CPU) 12:46:59 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:02 179.24 110.45 68.79 5446.16 39639.94 12:49:01 55.78 0.17 55.61 21.15 9637.82 12:50:01 95.10 31.59 63.51 1756.61 10716.16 12:51:01 40.95 7.01 33.94 451.32 3570.81 12:52:01 22.66 1.95 20.71 110.90 4738.42 Average: 78.82 30.33 48.49 1562.23 13673.21 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:02 6065324 7431164 2102088 25.74 33960 1513844 686772 7.45 566084 1375708 58408 12:49:01 5804488 7404768 2362924 28.93 51828 1718532 695952 7.55 600252 1578748 78680 12:50:01 5444408 7300036 2723004 33.34 61868 1952416 838688 9.10 749128 1766912 6032 12:51:01 5278452 7353964 2888960 35.37 67440 2161784 720184 7.81 787944 1883444 128448 12:52:01 5343844 7415456 2823568 34.57 69360 2155824 663896 7.20 737764 1868288 8592 Average: 5587303 7381078 2580109 31.59 56891 1900480 721098 7.82 688234 1694620 56032 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:02 lo 2.13 2.13 0.19 0.19 0.00 0.00 0.00 0.00 12:48:02 ens3 309.10 165.59 1090.53 60.29 0.00 0.00 0.00 0.00 12:49:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 12:49:01 ens3 34.46 28.19 836.99 4.53 0.00 0.00 0.00 0.00 12:50:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 12:50:01 ens3 150.92 159.83 818.78 38.28 0.00 0.00 0.00 0.00 12:51:01 lo 0.43 0.43 0.04 0.04 0.00 0.00 0.00 0.00 12:51:01 ens3 186.29 197.13 1220.40 51.92 0.00 0.00 0.00 0.00 12:52:01 lo 1.67 1.67 0.14 0.14 0.00 0.00 0.00 0.00 12:52:01 ens3 54.80 67.99 28.18 606.22 0.00 0.00 0.00 0.00 Average: lo 1.20 1.20 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 147.48 124.07 798.84 152.75 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9932) 09/04/26 _x86_64_ (4 CPU) 12:46:59 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:02 all 20.00 0.00 2.92 7.48 5.10 64.50 12:48:02 0 10.20 0.00 4.46 4.11 4.41 76.82 12:48:02 1 17.85 0.00 1.85 9.71 3.82 66.77 12:48:02 2 17.09 0.00 2.53 5.06 6.09 69.23 12:48:02 3 34.83 0.00 2.85 11.07 6.08 45.17 12:49:01 all 17.64 0.00 1.01 2.97 2.53 75.85 12:49:01 0 1.91 0.00 0.55 8.06 1.16 88.31 12:49:01 1 37.31 0.00 1.71 2.73 3.56 54.68 12:49:01 2 22.58 0.00 0.97 0.57 2.73 73.16 12:49:01 3 8.64 0.00 0.83 0.55 2.66 87.31 12:50:01 all 26.49 0.00 2.13 3.06 6.92 61.39 12:50:01 0 28.85 0.00 1.71 1.24 6.21 61.99 12:50:01 1 37.96 0.00 2.61 3.93 7.22 48.28 12:50:01 2 18.13 0.00 1.65 1.68 7.39 71.15 12:50:01 3 21.16 0.00 2.59 5.41 6.84 64.00 12:51:01 all 30.66 0.00 1.58 1.08 6.77 59.91 12:51:01 0 18.09 0.00 0.92 0.70 6.01 74.27 12:51:01 1 47.96 0.00 2.43 2.51 7.78 39.32 12:51:01 2 26.32 0.00 1.43 0.62 6.51 65.12 12:51:01 3 30.38 0.00 1.54 0.47 6.78 60.84 12:52:01 all 18.79 0.00 1.10 1.08 2.63 76.40 12:52:01 0 8.36 0.00 1.02 1.43 1.96 87.23 12:52:01 1 9.61 0.00 0.97 1.65 1.73 86.04 12:52:01 2 26.95 0.00 1.25 0.86 3.71 67.22 12:52:01 3 30.11 0.00 1.17 0.38 3.11 65.24 Average: all 22.76 0.00 1.76 3.13 4.81 67.55 Average: 0 13.58 0.00 1.74 3.08 3.97 77.63 Average: 1 30.19 0.00 1.92 4.10 4.84 58.95 Average: 2 22.19 0.00 1.57 1.77 5.31 69.16 Average: 3 25.08 0.00 1.80 3.60 5.11 64.41