---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-6300 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 676K 1.6G 1% /run /dev/vda1 78G 8.9G 69G 12% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 1231 12091 0 2717 14487 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 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:37:d7:b5 brd ff:ff:ff:ff:ff:ff inet 10.30.107.201/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86117sec preferred_lft 86117sec inet6 fe80::f816:3eff:fe37:d7b5/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-6300) 10/25/25 _x86_64_ (4 CPU) 12:17:26 LINUX RESTART (4 CPU) 12:18:01 tps rtps wtps bread/s bwrtn/s 12:19:01 212.46 32.18 180.29 1787.44 58142.44 12:20:01 52.07 10.31 41.76 681.75 12171.44 12:21:01 16.38 2.57 13.81 67.06 8555.37 12:22:01 37.43 0.87 36.56 87.19 23322.91 Average: 79.59 11.48 68.11 655.86 25548.04 12:18:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:19:01 13226052 15152800 3198916 19.48 77000 2037196 1148348 6.57 1093484 1865212 102588 12:20:01 12110964 14225516 4314004 26.26 77804 2221396 2014912 11.53 2058036 2009220 21812 12:21:01 12339112 15087168 4085856 24.88 78668 2844756 1147160 6.57 1445892 2379592 450096 12:22:01 12079424 14771716 4345544 26.46 81800 2787052 1479004 8.46 1887788 2197648 33004 Average: 12438888 14809300 3986080 24.27 78818 2472600 1447356 8.28 1621300 2112918 151875 12:18:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:19:01 lo 0.60 0.60 0.07 0.07 0.00 0.00 0.00 0.00 12:19:01 ens3 410.33 315.25 4358.31 60.29 0.00 0.00 0.00 0.00 12:20:01 lo 991.30 991.30 75.99 75.99 0.00 0.00 0.00 0.00 12:20:01 ens3 10341.51 7152.72 2792.19 2790.54 0.00 0.00 0.00 0.00 12:21:01 lo 959.84 959.84 73.58 73.58 0.00 0.00 0.00 0.00 12:21:01 ens3 7541.14 5090.33 2225.78 1893.42 0.00 0.00 0.00 0.00 12:22:01 lo 0.87 0.87 0.09 0.09 0.00 0.00 0.00 0.00 12:22:01 ens3 70.74 45.79 27.87 165.29 0.00 0.00 0.00 0.00 Average: lo 488.15 488.15 37.43 37.43 0.00 0.00 0.00 0.00 Average: ens3 4590.93 3151.02 2351.04 1227.39 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-6300) 10/25/25 _x86_64_ (4 CPU) 12:17:26 LINUX RESTART (4 CPU) 12:18:01 CPU %user %nice %system %iowait %steal %idle 12:19:01 all 29.77 0.00 1.90 2.70 0.08 65.56 12:19:01 0 19.10 0.00 1.12 0.23 0.05 79.49 12:19:01 1 30.55 0.00 1.95 0.97 0.08 66.44 12:19:01 2 21.16 0.00 1.84 7.46 0.07 69.47 12:19:01 3 48.32 0.00 2.66 2.07 0.08 46.86 12:20:01 all 43.57 0.00 29.47 0.22 0.11 26.63 12:20:01 0 37.60 0.00 31.01 0.08 0.10 31.21 12:20:01 1 49.01 0.00 28.70 0.15 0.10 22.03 12:20:01 2 44.59 0.00 34.54 0.40 0.10 20.37 12:20:01 3 43.01 0.00 23.65 0.25 0.13 32.95 12:21:01 all 35.59 0.00 25.04 0.15 0.13 39.10 12:21:01 0 30.88 0.00 27.23 0.03 0.13 41.72 12:21:01 1 26.25 0.00 11.22 0.30 0.13 62.09 12:21:01 2 47.52 0.00 31.76 0.23 0.12 20.36 12:21:01 3 37.63 0.00 29.93 0.02 0.13 32.30 12:22:01 all 18.65 0.00 1.12 1.10 0.05 79.08 12:22:01 0 31.63 0.00 1.32 0.28 0.05 66.72 12:22:01 1 1.59 0.00 0.57 3.32 0.02 94.51 12:22:01 2 31.02 0.00 1.32 0.17 0.05 67.45 12:22:01 3 10.37 0.00 1.25 0.65 0.05 87.68 Average: all 31.88 0.00 14.36 1.04 0.09 52.64 Average: 0 29.78 0.00 15.12 0.16 0.08 54.85 Average: 1 26.84 0.00 10.61 1.19 0.08 61.28 Average: 2 36.06 0.00 17.34 2.07 0.08 44.45 Average: 3 34.81 0.00 14.37 0.75 0.10 49.97