---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7604 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 450 5282 0 2243 7243 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:31:26:e1 brd ff:ff:ff:ff:ff:ff inet 10.32.7.91/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86122sec preferred_lft 86122sec inet6 fe80::f816:3eff:fe31:26e1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7604) 08/05/26 _x86_64_ (4 CPU) 19:12:54 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:02 145.03 59.66 85.37 3779.10 40725.36 19:15:01 65.04 8.10 56.94 238.33 10273.24 19:16:01 75.05 10.68 64.37 472.99 10420.93 19:17:01 24.78 1.50 23.28 97.43 5331.02 Average: 77.52 20.03 57.49 1150.72 16714.00 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:02 6002124 7432524 2165296 26.51 37424 1572628 673552 7.31 569096 1431676 89560 19:15:01 5713680 7498120 2453740 30.04 57756 1887192 590780 6.41 509048 1741476 207664 19:16:01 5382040 7377464 2785380 34.10 64356 2086332 694884 7.54 724096 1846748 120524 19:17:01 5409932 7418064 2757488 33.76 70464 2092332 645512 7.00 697148 1844288 38172 Average: 5626944 7431543 2540476 31.11 57500 1909621 651182 7.07 624847 1716047 113980 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:02 ens3 447.94 246.88 1506.72 66.09 0.00 0.00 0.00 0.00 19:14:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 19:15:01 ens3 82.49 67.85 889.19 15.10 0.00 0.00 0.00 0.00 19:15:01 lo 0.68 0.68 0.07 0.07 0.00 0.00 0.00 0.00 19:16:01 ens3 272.52 237.24 1226.16 61.08 0.00 0.00 0.00 0.00 19:16:01 lo 1.57 1.57 0.15 0.15 0.00 0.00 0.00 0.00 19:17:01 ens3 63.96 60.18 290.47 528.25 0.00 0.00 0.00 0.00 19:17:01 lo 1.47 1.47 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 217.29 153.39 978.48 168.28 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-7604) 08/05/26 _x86_64_ (4 CPU) 19:12:54 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:02 all 21.74 0.00 2.76 5.15 1.43 68.92 19:14:02 0 11.21 0.00 1.48 5.99 0.85 80.47 19:14:02 1 38.73 0.00 3.13 1.48 1.78 54.88 19:14:02 2 14.42 0.00 3.74 7.65 1.38 72.80 19:14:02 3 22.56 0.00 2.70 5.46 1.72 67.56 19:15:01 all 21.00 0.00 1.39 1.81 1.13 74.66 19:15:01 0 36.14 0.00 1.59 0.36 1.07 60.84 19:15:01 1 12.20 0.00 1.27 5.03 0.76 80.74 19:15:01 2 14.06 0.00 1.37 1.35 0.91 82.30 19:15:01 3 21.60 0.00 1.32 0.52 1.77 74.79 19:16:01 all 36.54 0.00 2.08 1.57 3.72 56.09 19:16:01 0 58.60 0.00 2.24 0.91 3.83 34.42 19:16:01 1 25.05 0.00 1.47 0.23 3.44 69.81 19:16:01 2 35.00 0.00 2.62 3.27 3.65 55.46 19:16:01 3 27.48 0.00 2.01 1.86 3.97 64.67 19:17:01 all 19.89 0.00 1.07 0.82 0.82 77.40 19:17:01 0 19.45 0.00 1.11 0.07 0.85 78.52 19:17:01 1 2.94 0.00 0.60 0.63 0.32 95.51 19:17:01 2 0.87 0.00 0.47 2.10 0.32 96.25 19:17:01 3 56.18 0.00 2.10 0.50 1.80 39.43 Average: all 24.83 0.00 1.83 2.34 1.78 69.22 Average: 0 31.39 0.00 1.61 1.83 1.66 63.51 Average: 1 19.79 0.00 1.62 1.83 1.58 75.18 Average: 2 16.15 0.00 2.05 3.60 1.57 76.62 Average: 3 31.99 0.00 2.03 2.09 2.32 61.57