---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-10718 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 7.6G 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 468 5414 0 2093 7229 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:63:cd:c2 brd ff:ff:ff:ff:ff:ff inet 10.32.7.42/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86120sec preferred_lft 86120sec inet6 fe80::f816:3eff:fe63:cdc2/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10718) 12/01/25 _x86_64_ (4 CPU) 19:12:48 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:01 114.08 48.41 65.67 3415.43 6316.68 19:15:01 65.24 12.73 52.51 293.95 9080.22 19:16:01 59.59 6.62 52.97 413.66 9810.50 19:17:01 20.90 0.35 20.55 33.73 1412.96 Average: 64.95 17.03 47.93 1039.19 6655.09 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:01 5919652 7379252 2247760 27.52 38996 1599272 734028 7.96 631280 1448648 92992 19:15:01 5589528 7255216 2577884 31.56 58172 1770872 873748 9.48 766780 1612368 106700 19:16:01 5557504 7420316 2609908 31.96 62896 1958776 667784 7.25 680848 1720504 36268 19:17:01 5560796 7424832 2606616 31.91 65004 1957912 653976 7.10 681772 1716532 18240 Average: 5656870 7369904 2510542 30.74 56267 1821708 732384 7.95 690170 1624513 63550 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:01 ens3 474.59 265.16 1469.68 68.68 0.00 0.00 0.00 0.00 19:14:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 19:15:01 ens3 94.23 77.60 466.95 19.68 0.00 0.00 0.00 0.00 19:15:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 19:16:01 ens3 303.57 292.10 1224.21 573.02 0.00 0.00 0.00 0.00 19:16:01 lo 1.43 1.43 0.13 0.13 0.00 0.00 0.00 0.00 19:17:01 ens3 13.08 12.73 10.54 6.01 0.00 0.00 0.00 0.00 19:17:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 221.37 161.90 792.84 166.85 0.00 0.00 0.00 0.00 Average: lo 1.14 1.14 0.11 0.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10718) 12/01/25 _x86_64_ (4 CPU) 19:12:48 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:01 all 23.92 0.00 1.84 3.36 1.17 69.71 19:14:01 0 22.81 0.00 1.15 1.25 1.00 73.79 19:14:01 1 20.27 0.00 2.35 6.15 1.05 70.18 19:14:01 2 37.45 0.00 2.22 4.05 1.58 54.70 19:14:01 3 15.17 0.00 1.66 1.98 1.03 80.16 19:15:01 all 26.02 0.00 1.49 1.57 1.35 69.57 19:15:01 0 29.95 0.00 1.49 0.35 1.36 66.85 19:15:01 1 19.82 0.00 1.28 0.05 0.96 77.89 19:15:01 2 28.53 0.00 1.68 4.48 1.62 63.70 19:15:01 3 25.82 0.00 1.48 1.41 1.48 69.82 19:16:01 all 33.91 0.00 1.86 1.06 2.62 60.56 19:16:01 0 53.42 0.00 2.12 0.23 2.88 41.35 19:16:01 1 31.67 0.00 1.16 0.57 1.91 64.69 19:16:01 2 23.97 0.00 2.55 2.18 2.91 68.39 19:16:01 3 26.55 0.00 1.62 1.27 2.80 67.77 19:17:01 all 20.65 0.00 0.84 0.70 0.99 76.82 19:17:01 0 5.92 0.00 0.55 0.02 0.30 93.21 19:17:01 1 38.46 0.00 1.01 0.17 1.49 58.87 19:17:01 2 3.32 0.00 0.58 1.98 1.08 93.04 19:17:01 3 34.89 0.00 1.20 0.63 1.07 62.21 Average: all 26.13 0.00 1.51 1.67 1.53 69.16 Average: 0 28.07 0.00 1.33 0.46 1.39 68.75 Average: 1 27.56 0.00 1.45 1.73 1.35 67.91 Average: 2 23.30 0.00 1.76 3.17 1.80 69.98 Average: 3 25.60 0.00 1.49 1.32 1.60 69.99