---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-6745 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 462 5189 0 2323 7230 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:66:07:fa brd ff:ff:ff:ff:ff:ff inet 10.32.7.224/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85980sec preferred_lft 85980sec inet6 fe80::f816:3eff:fe66:7fa/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-6745) 10/18/25 _x86_64_ (4 CPU) 03:48:07 LINUX RESTART (4 CPU) 03:49:01 tps rtps wtps bread/s bwrtn/s 03:50:01 45.78 5.11 40.66 71.43 5638.91 03:51:01 68.99 12.33 56.66 244.05 11864.71 03:52:01 9.89 0.02 9.87 0.13 711.95 03:53:01 22.26 0.02 22.25 0.13 6789.00 03:54:01 41.71 1.00 40.71 89.27 5827.18 03:55:01 19.98 0.58 19.39 22.13 1335.02 Average: 34.77 3.18 31.59 71.19 5360.61 03:49:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:50:01 5940676 7480064 2226744 27.26 49532 1662004 635564 6.90 527528 1521852 148972 03:51:01 5532032 7248780 2635388 32.27 57608 1822480 882800 9.58 773268 1667124 12812 03:52:01 5517352 7241336 2650068 32.45 59568 1826836 891488 9.67 782360 1670660 2116 03:53:01 5282880 7207084 2884540 35.32 61304 2021516 907004 9.84 815904 1862536 3264 03:54:01 5345692 7430668 2821728 34.55 66316 2173240 660628 7.17 613604 1995332 23416 03:55:01 5312852 7402632 2854568 34.95 68224 2175240 684016 7.42 646012 1994304 10956 Average: 5488581 7335094 2678839 32.80 60425 1946886 776917 8.43 693113 1785301 33589 03:49:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:50:01 ens3 56.61 39.23 746.43 4.92 0.00 0.00 0.00 0.00 03:50:01 lo 0.53 0.53 0.05 0.05 0.00 0.00 0.00 0.00 03:51:01 ens3 89.44 69.31 1269.13 16.06 0.00 0.00 0.00 0.00 03:51:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 03:52:01 ens3 55.74 78.65 60.88 12.27 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 433.14 289.52 3264.85 33.83 0.00 0.00 0.00 0.00 03:53:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 03:54:01 ens3 173.82 207.18 824.67 51.91 0.00 0.00 0.00 0.00 03:54:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 03:55:01 ens3 8.45 10.05 6.33 5.73 0.00 0.00 0.00 0.00 03:55:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 136.18 115.65 1028.52 20.79 0.00 0.00 0.00 0.00 Average: lo 0.62 0.62 0.06 0.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6745) 10/18/25 _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 17.42 0.00 1.31 2.97 3.92 74.39 03:50:01 0 12.78 0.00 0.72 0.70 3.34 82.46 03:50:01 1 3.67 0.00 0.67 4.05 2.53 89.08 03:50:01 2 34.71 0.00 2.23 0.69 5.70 56.67 03:50:01 3 18.49 0.00 1.60 6.40 4.13 69.37 03:51:01 all 18.74 0.00 1.49 2.05 6.39 71.34 03:51:01 0 18.19 0.00 0.95 1.73 5.27 73.86 03:51:01 1 21.23 0.00 2.12 3.18 6.98 66.49 03:51:01 2 23.14 0.00 2.01 1.86 8.05 64.94 03:51:01 3 12.30 0.00 0.88 1.43 5.23 80.16 03:52:01 all 6.52 0.00 0.48 0.07 3.60 89.34 03:52:01 0 8.57 0.00 0.31 0.00 2.89 88.23 03:52:01 1 4.58 0.00 0.52 0.10 4.34 90.46 03:52:01 2 5.16 0.00 0.77 0.18 4.63 89.26 03:52:01 3 7.84 0.00 0.28 0.00 2.49 89.38 03:53:01 all 6.17 0.00 0.98 0.27 4.93 87.66 03:53:01 0 5.36 0.00 0.61 0.38 3.64 90.02 03:53:01 1 6.82 0.00 0.82 0.39 4.62 87.34 03:53:01 2 5.56 0.00 1.19 0.18 6.49 86.58 03:53:01 3 6.92 0.00 1.31 0.13 4.98 86.67 03:54:01 all 18.95 0.00 1.69 1.01 6.24 72.10 03:54:01 0 18.51 0.00 1.71 0.15 5.12 74.51 03:54:01 1 19.86 0.00 1.22 1.35 6.15 71.43 03:54:01 2 24.79 0.00 2.52 2.15 8.31 62.23 03:54:01 3 12.58 0.00 1.33 0.38 5.36 80.35 03:55:01 all 19.44 0.00 0.85 1.10 3.30 75.31 03:55:01 0 14.99 0.00 0.72 0.20 3.34 80.76 03:55:01 1 9.00 0.00 0.71 0.53 2.20 87.57 03:55:01 2 5.11 0.00 0.85 3.11 2.22 88.71 03:55:01 3 48.66 0.00 1.13 0.54 5.47 44.19 Average: all 14.54 0.00 1.13 1.24 4.73 78.35 Average: 0 13.07 0.00 0.84 0.53 3.94 81.63 Average: 1 10.88 0.00 1.01 1.60 4.47 82.04 Average: 2 16.43 0.00 1.60 1.36 5.91 74.70 Average: 3 17.79 0.00 1.09 1.48 4.61 75.02