---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2963 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 482 5400 0 2093 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:fd:2c:46 brd ff:ff:ff:ff:ff:ff inet 10.32.6.159/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86136sec preferred_lft 86136sec inet6 fe80::f816:3eff:fefd:2c46/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2963) 01/10/26 _x86_64_ (4 CPU) 19:12:55 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:02 148.63 64.24 84.39 4240.49 40725.36 19:15:01 70.80 13.05 57.75 314.66 9664.40 19:16:01 62.13 6.80 55.33 417.73 9896.30 19:17:01 22.42 0.35 22.07 33.73 1472.27 Average: 76.02 21.14 54.87 1255.59 15464.09 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:02 5981492 7403528 2185928 26.76 37028 1564852 712928 7.74 597668 1425404 85732 19:15:01 5590136 7254324 2577284 31.56 57956 1769880 871764 9.46 769636 1612024 101972 19:16:01 5552252 7405204 2615168 32.02 63448 1948964 672780 7.30 699544 1712208 25696 19:17:01 5536400 7393164 2631020 32.21 65564 1950160 681496 7.39 715456 1710524 8692 Average: 5665070 7364055 2502350 30.64 55999 1808464 734742 7.97 695576 1615040 55523 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:02 ens3 388.64 223.23 1438.57 65.99 0.00 0.00 0.00 0.00 19:14:02 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 19:15:01 ens3 93.00 69.99 499.08 18.46 0.00 0.00 0.00 0.00 19:15:01 lo 1.29 1.29 0.13 0.13 0.00 0.00 0.00 0.00 19:16:01 ens3 299.80 311.98 1230.34 578.44 0.00 0.00 0.00 0.00 19:16:01 lo 1.63 1.63 0.15 0.15 0.00 0.00 0.00 0.00 19:17:01 ens3 12.32 12.98 9.64 6.35 0.00 0.00 0.00 0.00 19:17:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 198.89 154.91 795.69 167.95 0.00 0.00 0.00 0.00 Average: lo 1.18 1.18 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-2963) 01/10/26 _x86_64_ (4 CPU) 19:12:55 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:02 all 21.47 0.00 2.57 4.38 0.98 70.61 19:14:02 0 18.61 0.00 1.48 0.48 0.85 78.57 19:14:02 1 37.51 0.00 4.40 4.02 1.27 52.81 19:14:02 2 17.55 0.00 1.89 4.33 0.97 75.27 19:14:02 3 12.16 0.00 2.53 8.73 0.79 75.80 19:15:01 all 26.77 0.00 1.46 1.58 1.13 69.05 19:15:01 0 19.90 0.00 0.91 0.86 1.08 77.25 19:15:01 1 25.48 0.00 1.42 4.36 1.10 67.63 19:15:01 2 40.50 0.00 2.46 1.02 1.29 54.74 19:15:01 3 21.24 0.00 1.02 0.07 1.08 76.59 19:16:01 all 34.99 0.00 1.76 0.99 1.74 60.52 19:16:01 0 27.89 0.00 0.82 0.03 1.50 69.76 19:16:01 1 25.56 0.00 1.87 1.64 1.45 69.47 19:16:01 2 32.76 0.00 1.92 1.70 1.60 62.03 19:16:01 3 53.68 0.00 2.48 0.60 2.40 40.84 19:17:01 all 21.33 0.00 0.84 0.64 0.54 76.66 19:17:01 0 5.42 0.00 0.67 1.38 0.20 92.33 19:17:01 1 9.97 0.00 0.87 0.37 0.25 88.54 19:17:01 2 0.32 0.00 0.28 0.55 0.10 98.75 19:17:01 3 69.58 0.00 1.52 0.25 1.62 27.04 Average: all 26.14 0.00 1.66 1.90 1.10 69.21 Average: 0 17.95 0.00 0.97 0.69 0.91 79.48 Average: 1 24.64 0.00 2.15 2.59 1.02 69.61 Average: 2 22.71 0.00 1.63 1.90 0.99 72.77 Average: 3 39.27 0.00 1.89 2.41 1.47 54.95