---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7321 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 447 5189 0 2339 7244 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:7e:4b:c5 brd ff:ff:ff:ff:ff:ff inet 10.32.7.50/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86010sec preferred_lft 86010sec inet6 fe80::f816:3eff:fe7e:4bc5/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7321) 10/25/25 _x86_64_ (4 CPU) 05:15:01 LINUX RESTART (4 CPU) 05:16:01 tps rtps wtps bread/s bwrtn/s 05:17:01 47.79 0.30 47.49 28.26 6927.11 05:18:01 73.99 30.14 43.84 1645.73 8538.18 05:19:01 19.34 10.20 9.15 775.21 5466.71 05:20:01 15.61 0.97 14.65 28.26 2433.32 05:21:01 24.29 0.68 23.61 77.71 6311.76 Average: 36.20 8.46 27.75 511.01 5935.30 05:16:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:17:01 5869888 7447672 2297532 28.13 51496 1696468 655004 7.11 556972 1556168 135560 05:18:01 5568292 7341172 2599128 31.82 59960 1874360 757480 8.22 678896 1717976 65504 05:19:01 4493228 6389852 3674192 44.99 62972 1991036 1735752 18.83 1686644 1772012 7692 05:20:01 5341476 7432936 2825944 34.60 67164 2177004 640232 6.95 703716 1902424 148396 05:21:01 5359592 7463400 2807828 34.38 69272 2186632 607048 6.59 680184 1906664 10560 Average: 5326495 7215006 2840925 34.78 62173 1985100 879103 9.54 861282 1771049 73542 05:16:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:17:01 lo 0.40 0.40 0.04 0.04 0.00 0.00 0.00 0.00 05:17:01 ens3 54.29 38.16 699.18 5.25 0.00 0.00 0.00 0.00 05:18:01 lo 1.20 1.20 0.11 0.11 0.00 0.00 0.00 0.00 05:18:01 ens3 109.32 75.67 1198.19 17.12 0.00 0.00 0.00 0.00 05:19:01 lo 19.74 19.74 7.23 7.23 0.00 0.00 0.00 0.00 05:19:01 ens3 130.04 106.53 1468.78 15.25 0.00 0.00 0.00 0.00 05:20:01 lo 100.48 100.48 29.20 29.20 0.00 0.00 0.00 0.00 05:20:01 ens3 114.16 100.32 1251.98 18.07 0.00 0.00 0.00 0.00 05:21:01 lo 0.60 0.60 0.06 0.06 0.00 0.00 0.00 0.00 05:21:01 ens3 10.85 11.18 8.64 5.48 0.00 0.00 0.00 0.00 Average: lo 24.49 24.49 7.33 7.33 0.00 0.00 0.00 0.00 Average: ens3 83.73 66.37 925.35 12.24 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7321) 10/25/25 _x86_64_ (4 CPU) 05:15:01 LINUX RESTART (4 CPU) 05:16:01 CPU %user %nice %system %iowait %steal %idle 05:17:01 all 18.06 0.00 1.13 2.98 3.02 74.82 05:17:01 0 40.82 0.00 2.31 1.09 3.20 52.58 05:17:01 1 4.80 0.00 0.51 0.51 4.14 90.03 05:17:01 2 17.31 0.00 1.08 9.76 2.86 68.99 05:17:01 3 9.70 0.00 0.64 0.61 1.83 87.21 05:18:01 all 15.83 0.00 1.17 2.76 4.87 75.37 05:18:01 0 9.81 0.00 0.59 0.88 4.00 84.72 05:18:01 1 21.38 0.00 1.63 3.87 4.85 68.26 05:18:01 2 16.11 0.00 1.08 2.83 5.38 74.60 05:18:01 3 16.02 0.00 1.36 3.47 5.22 73.93 05:19:01 all 41.58 0.00 1.97 0.89 9.40 46.16 05:19:01 0 36.31 0.00 1.87 0.90 9.01 51.91 05:19:01 1 41.30 0.00 1.84 0.49 9.08 47.29 05:19:01 2 46.83 0.00 1.40 0.96 9.25 41.56 05:19:01 3 41.96 0.00 2.71 1.21 10.26 43.85 05:20:01 all 30.07 0.00 1.71 0.49 5.69 62.03 05:20:01 0 30.79 0.00 1.53 1.48 5.76 60.43 05:20:01 1 22.36 0.00 1.73 0.26 5.13 70.51 05:20:01 2 34.92 0.00 1.95 0.21 6.55 56.37 05:20:01 3 32.18 0.00 1.62 0.03 5.33 60.84 05:21:01 all 19.50 0.00 1.03 1.21 2.14 76.12 05:21:01 0 18.17 0.00 1.37 3.63 2.11 74.71 05:21:01 1 29.17 0.00 1.07 0.77 2.77 66.22 05:21:01 2 19.42 0.00 0.76 0.28 2.52 77.02 05:21:01 3 11.19 0.00 0.94 0.13 1.16 86.57 Average: all 25.04 0.00 1.40 1.67 5.04 66.85 Average: 0 27.19 0.00 1.53 1.59 4.84 64.85 Average: 1 23.76 0.00 1.36 1.18 5.20 68.50 Average: 2 26.94 0.00 1.26 2.80 5.32 63.69 Average: 3 22.30 0.00 1.46 1.10 4.79 70.35