---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5830 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 461 5361 0 2153 7235 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:2e:dd:5d brd ff:ff:ff:ff:ff:ff inet 10.32.6.54/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86105sec preferred_lft 86105sec inet6 fe80::f816:3eff:fe2e:dd5d/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-5830) 10/07/25 _x86_64_ (4 CPU) 12:47:00 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:02 175.25 111.46 63.79 5478.29 39702.73 12:49:01 59.84 0.32 59.52 28.88 9725.81 12:50:01 93.29 37.75 55.53 2146.88 8291.90 12:51:01 25.51 1.27 24.24 64.92 4998.41 Average: 88.85 38.01 50.84 1945.41 15748.38 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:02 6059548 7430880 2107864 25.81 34112 1518408 677168 7.35 565136 1379180 61172 12:49:01 5811764 7417308 2355648 28.84 53552 1720852 672760 7.30 593124 1573568 95984 12:50:01 5535700 7440372 2631712 32.22 62280 2001616 622700 6.76 687280 1736888 113616 12:51:01 5477696 7393564 2689716 32.93 64520 2010172 680512 7.38 741888 1739508 7740 Average: 5721177 7420531 2446235 29.95 53616 1812762 663285 7.20 646857 1607286 69628 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:02 lo 2.13 2.13 0.20 0.20 0.00 0.00 0.00 0.00 12:48:02 ens3 261.89 149.36 1083.64 58.33 0.00 0.00 0.00 0.00 12:49:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 12:49:01 ens3 54.67 40.40 709.73 5.46 0.00 0.00 0.00 0.00 12:50:01 lo 1.63 1.63 0.16 0.16 0.00 0.00 0.00 0.00 12:50:01 ens3 252.18 257.00 1411.67 53.18 0.00 0.00 0.00 0.00 12:51:01 lo 1.08 1.08 0.09 0.09 0.00 0.00 0.00 0.00 12:51:01 ens3 50.65 68.19 27.58 623.19 0.00 0.00 0.00 0.00 Average: lo 1.29 1.29 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 155.70 129.36 811.81 183.98 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5830) 10/07/25 _x86_64_ (4 CPU) 12:47:00 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:02 all 20.49 0.00 2.99 7.30 4.74 64.49 12:48:02 0 18.64 0.00 2.30 9.04 5.46 64.57 12:48:02 1 15.29 0.00 1.60 6.18 3.58 73.35 12:48:02 2 21.41 0.00 5.44 8.50 5.86 58.78 12:48:02 3 26.62 0.00 2.57 5.44 4.01 61.36 12:49:01 all 18.66 0.00 1.27 2.66 2.31 75.11 12:49:01 0 1.85 0.00 0.79 9.14 1.56 86.67 12:49:01 1 6.00 0.00 0.32 0.18 2.04 91.46 12:49:01 2 50.34 0.00 2.78 1.02 4.49 41.37 12:49:01 3 16.36 0.00 1.18 0.27 1.15 81.04 12:50:01 all 35.13 0.00 2.08 2.23 6.27 54.28 12:50:01 0 35.55 0.00 1.84 2.58 5.46 54.57 12:50:01 1 34.07 0.00 2.05 2.49 6.58 54.80 12:50:01 2 43.38 0.00 3.02 1.73 7.57 44.30 12:50:01 3 27.52 0.00 1.40 2.14 5.48 63.47 12:51:01 all 19.80 0.00 0.88 1.10 2.23 75.98 12:51:01 0 5.96 0.00 0.66 1.06 1.00 91.32 12:51:01 1 36.64 0.00 1.11 1.68 2.59 57.99 12:51:01 2 4.85 0.00 0.63 1.39 3.26 89.87 12:51:01 3 31.92 0.00 1.14 0.24 2.08 64.62 Average: all 23.58 0.00 1.82 3.34 3.91 67.35 Average: 0 15.65 0.00 1.41 5.48 3.40 74.07 Average: 1 23.03 0.00 1.28 2.65 3.72 69.33 Average: 2 29.96 0.00 2.98 3.19 5.31 58.56 Average: 3 25.64 0.00 1.58 2.05 3.21 67.53