---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7585 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 474 5190 0 2311 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:98:ab:6b brd ff:ff:ff:ff:ff:ff inet 10.32.7.15/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86079sec preferred_lft 86079sec inet6 fe80::f816:3eff:fe98:ab6b/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-7585) 08/05/26 _x86_64_ (4 CPU) 12:46:47 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:01 105.90 40.59 65.31 2169.14 6394.95 12:49:01 54.28 4.23 50.05 135.15 8936.75 12:50:01 100.82 32.36 68.46 2027.13 10714.75 12:51:01 29.05 4.07 24.98 148.51 5086.89 12:52:01 22.41 0.27 22.15 23.73 1731.84 Average: 62.49 16.30 46.19 900.75 6573.11 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:01 5952740 7400680 2214680 27.12 38736 1587768 711320 7.72 604624 1443560 79284 12:49:01 5714288 7485076 2453132 30.04 57336 1874008 609472 6.61 516740 1733756 200752 12:50:01 5126272 7063800 3041148 37.24 65108 2027320 1121440 12.17 997780 1826296 7540 12:51:01 5280380 7353688 2887040 35.35 68552 2157692 730420 7.93 787784 1879892 26740 12:52:01 5360092 7436220 2807328 34.37 70204 2158504 636572 6.91 719060 1869564 8780 Average: 5486754 7347893 2680666 32.82 59987 1961058 761845 8.27 725198 1750614 64619 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:01 ens3 335.84 174.28 1484.91 62.61 0.00 0.00 0.00 0.00 12:48:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 12:49:01 ens3 57.01 50.50 716.61 6.72 0.00 0.00 0.00 0.00 12:49:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 12:50:01 ens3 241.89 263.69 1414.37 62.07 0.00 0.00 0.00 0.00 12:50:01 lo 1.17 1.17 0.12 0.12 0.00 0.00 0.00 0.00 12:51:01 ens3 161.96 129.86 320.34 617.29 0.00 0.00 0.00 0.00 12:51:01 lo 1.40 1.40 0.12 0.12 0.00 0.00 0.00 0.00 12:52:01 ens3 13.38 13.36 9.11 6.25 0.00 0.00 0.00 0.00 12:52:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 162.02 126.34 789.09 150.98 0.00 0.00 0.00 0.00 Average: lo 0.95 0.95 0.09 0.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7585) 08/05/26 _x86_64_ (4 CPU) 12:46:47 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:01 all 22.48 0.00 1.60 3.86 2.59 69.47 12:48:01 0 40.43 0.00 1.83 2.01 3.39 52.34 12:48:01 1 26.74 0.00 2.11 1.01 2.34 67.80 12:48:01 2 11.78 0.00 1.50 8.53 2.96 75.23 12:48:01 3 11.01 0.00 0.96 3.87 1.69 82.47 12:49:01 all 19.85 0.00 1.28 1.85 1.80 75.22 12:49:01 0 30.72 0.00 2.24 1.37 2.75 62.92 12:49:01 1 42.77 0.00 1.84 0.37 2.03 53.00 12:49:01 2 1.89 0.00 0.69 5.28 1.85 90.29 12:49:01 3 4.15 0.00 0.35 0.32 0.55 94.63 12:50:01 all 34.50 0.00 2.42 2.30 6.45 54.33 12:50:01 0 31.26 0.00 1.94 2.02 6.09 58.69 12:50:01 1 36.08 0.00 2.27 1.05 5.89 54.72 12:50:01 2 31.99 0.00 2.51 4.53 7.06 53.92 12:50:01 3 38.71 0.00 2.99 1.60 6.74 49.97 12:51:01 all 24.50 0.00 1.28 0.94 2.48 70.80 12:51:01 0 31.27 0.00 1.43 1.52 3.39 62.38 12:51:01 1 43.64 0.00 1.96 0.32 2.67 51.41 12:51:01 2 11.54 0.00 0.93 0.64 2.12 84.77 12:51:01 3 11.52 0.00 0.80 1.28 1.76 84.65 12:52:01 all 20.58 0.00 0.92 0.82 1.30 76.39 12:52:01 0 4.75 0.00 0.53 1.52 1.16 92.05 12:52:01 1 27.63 0.00 1.00 0.17 1.30 69.91 12:52:01 2 21.64 0.00 1.11 0.50 1.48 75.27 12:52:01 3 28.40 0.00 1.03 1.08 1.30 68.20 Average: all 24.42 0.00 1.50 1.96 2.94 69.19 Average: 0 27.71 0.00 1.60 1.69 3.36 65.65 Average: 1 35.37 0.00 1.84 0.58 2.85 59.35 Average: 2 15.81 0.00 1.35 3.91 3.11 75.82 Average: 3 18.82 0.00 1.23 1.63 2.42 75.89