---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3066 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: 2799.998 BogoMIPS: 5599.99 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 493 5330 0 2151 7203 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:5b:e1:fa brd ff:ff:ff:ff:ff:ff inet 10.32.7.115/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86134sec preferred_lft 86134sec inet6 fe80::f816:3eff:fe5b:e1fa/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-3066) 01/12/26 _x86_64_ (4 CPU) 07:04:44 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:02 101.05 29.66 71.39 999.97 6193.25 07:07:01 95.64 32.71 62.94 2007.12 10686.32 07:08:01 52.46 6.97 45.49 216.23 8265.16 07:09:01 25.21 0.35 24.86 33.73 1528.95 Average: 68.48 17.36 51.12 809.27 6651.61 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:02 5799080 7356012 2368340 29.00 47172 1681356 744816 8.08 680404 1506324 177872 07:07:01 5459256 7230668 2708164 33.16 60188 1872324 824564 8.95 794836 1709992 90244 07:08:01 5415992 7329792 2751428 33.69 64000 2008368 734868 7.97 805860 1737860 28252 07:09:01 5408744 7325864 2758676 33.78 65880 2009692 744032 8.07 813264 1737368 8768 Average: 5520768 7310584 2646652 32.40 59310 1892935 762070 8.27 773591 1672886 76284 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:02 ens3 385.97 213.65 1388.96 62.09 0.00 0.00 0.00 0.00 07:06:02 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 07:07:01 ens3 218.34 200.42 1319.02 38.93 0.00 0.00 0.00 0.00 07:07:01 lo 1.49 1.49 0.14 0.14 0.00 0.00 0.00 0.00 07:08:01 ens3 169.04 173.59 405.27 621.48 0.00 0.00 0.00 0.00 07:08:01 lo 1.37 1.37 0.12 0.12 0.00 0.00 0.00 0.00 07:09:01 ens3 11.91 12.63 9.29 6.03 0.00 0.00 0.00 0.00 07:09:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 196.22 149.86 778.38 182.73 0.00 0.00 0.00 0.00 Average: lo 1.11 1.11 0.10 0.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3066) 01/12/26 _x86_64_ (4 CPU) 07:04:44 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:02 all 24.10 0.00 1.67 2.87 1.25 70.11 07:06:02 0 19.12 0.00 1.15 0.93 0.90 77.90 07:06:02 1 11.50 0.00 1.33 4.86 1.06 81.25 07:06:02 2 42.75 0.00 2.36 0.86 1.93 52.10 07:06:02 3 23.02 0.00 1.82 4.81 1.11 69.24 07:07:01 all 30.00 0.00 1.61 1.81 1.80 64.78 07:07:01 0 33.41 0.00 1.61 2.55 1.78 60.66 07:07:01 1 30.23 0.00 1.66 1.56 1.67 64.88 07:07:01 2 30.42 0.00 1.37 1.84 1.96 64.42 07:07:01 3 25.97 0.00 1.82 1.30 1.79 69.12 07:08:01 all 29.11 0.00 1.29 1.02 1.56 67.02 07:08:01 0 16.89 0.00 0.98 2.58 1.16 78.39 07:08:01 1 25.62 0.00 1.45 0.08 1.40 71.44 07:08:01 2 32.69 0.00 1.37 0.95 1.83 63.16 07:08:01 3 41.22 0.00 1.38 0.50 1.87 55.03 07:09:01 all 21.15 0.00 0.89 0.82 0.76 76.38 07:09:01 0 9.87 0.00 1.10 2.88 0.35 85.80 07:09:01 1 5.10 0.00 0.52 0.02 0.22 94.15 07:09:01 2 59.21 0.00 1.50 0.35 1.76 37.18 07:09:01 3 10.38 0.00 0.43 0.02 0.70 88.47 Average: all 26.07 0.00 1.36 1.63 1.34 69.59 Average: 0 19.77 0.00 1.21 2.23 1.04 75.75 Average: 1 18.06 0.00 1.24 1.63 1.09 77.98 Average: 2 41.31 0.00 1.65 1.00 1.87 54.18 Average: 3 25.14 0.00 1.37 1.66 1.37 70.47