---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-6146 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 7.8G 12G 41% / 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 473 5178 0 2324 7219 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:94:f8:50 brd ff:ff:ff:ff:ff:ff inet 10.32.6.221/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85982sec preferred_lft 85982sec inet6 fe80::f816:3eff:fe94:f850/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6146) 10/11/25 _x86_64_ (4 CPU) 03:48:07 LINUX RESTART (4 CPU) 03:49:01 tps rtps wtps bread/s bwrtn/s 03:50:01 46.51 2.30 44.21 47.84 5707.15 03:51:01 64.39 12.33 52.06 243.29 11559.01 03:52:01 7.66 0.02 7.65 0.13 287.64 03:53:01 10.54 0.97 9.58 20.65 3486.08 03:54:01 50.82 1.00 49.83 89.32 9047.43 03:55:01 20.62 0.58 20.04 22.12 1421.69 Average: 33.42 2.87 30.56 70.55 5251.02 03:49:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:50:01 5866468 7439264 2300952 28.17 51064 1692248 668168 7.25 564624 1553108 168580 03:51:01 5526872 7245340 2640548 32.33 57964 1823600 871416 9.46 774252 1667788 736 03:52:01 5510900 7235408 2656520 32.53 59632 1827184 888292 9.64 785940 1670652 1620 03:53:01 5376248 7203624 2791172 34.17 61016 1926360 924836 10.04 817420 1768376 3144 03:54:01 5363104 7449256 2804316 34.34 66376 2174124 634688 6.89 591848 1996728 26324 03:55:01 5317544 7408364 2849876 34.89 68180 2176124 670392 7.27 646640 1985340 11208 Average: 5493523 7330209 2673897 32.74 60705 1936607 776299 8.42 696787 1773665 35269 03:49:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:50:01 ens3 58.59 43.93 747.40 5.63 0.00 0.00 0.00 0.00 03:50:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 03:51:01 ens3 108.93 77.74 1149.23 17.44 0.00 0.00 0.00 0.00 03:51:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 03:52:01 ens3 47.10 67.21 49.28 10.60 0.00 0.00 0.00 0.00 03:52:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 03:53:01 ens3 358.94 221.49 1664.11 24.75 0.00 0.00 0.00 0.00 03:53:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 03:54:01 ens3 295.38 305.85 2420.11 56.00 0.00 0.00 0.00 0.00 03:54:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 03:55:01 ens3 8.70 10.58 6.52 5.90 0.00 0.00 0.00 0.00 03:55:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 146.28 121.13 1006.06 20.05 0.00 0.00 0.00 0.00 Average: lo 0.61 0.61 0.05 0.05 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6146) 10/11/25 _x86_64_ (4 CPU) 03:48:07 LINUX RESTART (4 CPU) 03:49:01 CPU %user %nice %system %iowait %steal %idle 03:50:01 all 19.11 0.00 1.27 2.43 1.68 75.51 03:50:01 0 5.97 0.00 0.48 0.08 0.96 92.51 03:50:01 1 11.45 0.00 0.85 0.51 1.33 85.86 03:50:01 2 6.35 0.00 0.71 8.23 1.39 83.31 03:50:01 3 52.69 0.00 3.06 0.90 3.04 40.32 03:51:01 all 17.30 0.00 1.10 1.48 3.88 76.24 03:51:01 0 9.07 0.00 0.66 1.37 2.70 86.20 03:51:01 1 14.87 0.00 0.94 1.41 4.04 78.74 03:51:01 2 16.73 0.00 0.79 1.84 4.31 76.34 03:51:01 3 28.55 0.00 2.03 1.30 4.46 63.66 03:52:01 all 4.86 0.00 0.37 0.06 1.76 92.96 03:52:01 0 0.23 0.00 0.05 0.00 0.37 99.35 03:52:01 1 10.40 0.00 0.31 0.00 1.87 87.42 03:52:01 2 5.82 0.00 0.56 0.15 2.73 90.75 03:52:01 3 2.96 0.00 0.57 0.08 2.09 94.30 03:53:01 all 4.82 0.00 0.59 0.12 2.13 92.34 03:53:01 0 3.81 0.00 0.89 0.12 2.01 93.17 03:53:01 1 5.91 0.00 0.31 0.02 1.49 92.26 03:53:01 2 6.07 0.00 0.90 0.29 4.00 88.74 03:53:01 3 3.50 0.00 0.30 0.03 0.97 95.20 03:54:01 all 20.06 0.00 1.60 0.98 3.67 73.70 03:54:01 0 26.65 0.00 2.34 1.07 3.89 66.05 03:54:01 1 18.57 0.00 1.50 2.17 3.30 74.46 03:54:01 2 16.57 0.00 1.52 0.13 4.21 77.57 03:54:01 3 18.47 0.00 1.00 0.56 3.27 76.70 03:55:01 all 20.34 0.00 0.94 1.06 2.17 75.48 03:55:01 0 10.46 0.00 0.54 0.05 1.88 87.07 03:55:01 1 20.20 0.00 1.49 3.47 2.41 72.43 03:55:01 2 19.51 0.00 0.72 0.44 2.33 76.99 03:55:01 3 31.25 0.00 1.01 0.28 2.07 65.39 Average: all 14.41 0.00 0.98 1.02 2.55 81.04 Average: 0 9.38 0.00 0.83 0.45 1.97 87.37 Average: 1 13.59 0.00 0.90 1.27 2.41 81.84 Average: 2 11.86 0.00 0.87 1.83 3.17 82.27 Average: 3 22.82 0.00 1.32 0.52 2.65 72.68