---> uname -a: Linux prd-centos8-docker-8c-8g-2133.novalocal 4.18.0-448.el8.x86_64 #1 SMP Wed Jan 18 15:02:46 UTC 2023 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): 8 On-line CPU(s) list: 0-7 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 8 NUMA node(s): 1 Vendor ID: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2799.998 BogoMIPS: 5599.99 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): 0-7 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 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 wbnoinvd arat npt nrip_save umip rdpid arch_capabilities ---> nproc: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 16G 0 16G 0% /dev tmpfs 16G 0 16G 0% /dev/shm tmpfs 16G 17M 16G 1% /run tmpfs 16G 0 16G 0% /sys/fs/cgroup /dev/vda1 160G 11G 150G 7% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1008 28427 19 2453 30432 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: eth0: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:64:8d:57 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.43/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86163sec preferred_lft 86163sec inet6 fe80::f816:3eff:fe64:8d57/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:43:d2:34:12 brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 03/15/2026 _x86_64_ (8 CPU) 05:17:56 LINUX RESTART (8 CPU) 05:19:02 AM tps rtps wtps bread/s bwrtn/s 05:20:01 AM 221.98 3.85 218.13 908.17 12068.74 05:21:01 AM 100.03 1.55 98.48 387.54 7194.67 Average: 160.49 2.69 157.80 645.64 9611.03 05:19:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:20:01 AM 27789772 29665620 4865940 14.90 2688 2188912 2950688 8.75 202712 4178516 80596 05:21:01 AM 27413364 29461900 5242348 16.05 2688 2356332 2940060 8.72 237524 4499448 47292 Average: 27601568 29563760 5054144 15.48 2688 2272622 2945374 8.74 220118 4338982 63944 05:19:02 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:20:01 AM lo 1.07 1.07 0.12 0.12 0.00 0.00 0.00 0.00 05:20:01 AM eth0 252.24 230.41 1843.61 64.43 0.00 0.00 0.00 0.00 05:20:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:21:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:21:01 AM eth0 149.84 132.63 1560.68 30.16 0.00 0.00 0.00 0.00 05:21:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.53 0.53 0.06 0.06 0.00 0.00 0.00 0.00 Average: eth0 200.60 181.11 1700.95 47.15 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 03/15/2026 _x86_64_ (8 CPU) 05:17:56 LINUX RESTART (8 CPU) 05:19:02 AM CPU %user %nice %system %iowait %steal %idle 05:20:01 AM all 32.66 0.00 1.70 0.83 0.08 64.72 05:20:01 AM 0 38.78 0.00 1.32 0.14 0.08 59.67 05:20:01 AM 1 24.20 0.00 2.07 1.65 0.08 71.99 05:20:01 AM 2 29.49 0.00 1.86 1.06 0.09 67.51 05:20:01 AM 3 28.52 0.00 1.56 0.61 0.09 69.22 05:20:01 AM 4 23.21 0.00 1.63 0.75 0.07 74.35 05:20:01 AM 5 35.94 0.00 1.82 0.56 0.07 61.61 05:20:01 AM 6 54.73 0.00 2.01 0.66 0.10 42.50 05:20:01 AM 7 26.39 0.00 1.36 1.22 0.08 70.94 05:21:01 AM all 42.31 0.00 1.66 0.25 0.09 55.69 05:21:01 AM 0 53.81 0.00 1.70 0.28 0.10 44.11 05:21:01 AM 1 49.47 0.00 1.39 0.10 0.08 48.96 05:21:01 AM 2 39.26 0.00 2.12 0.30 0.08 58.23 05:21:01 AM 3 45.61 0.00 1.62 0.27 0.08 52.42 05:21:01 AM 4 28.23 0.00 1.84 0.54 0.08 69.31 05:21:01 AM 5 37.89 0.00 1.64 0.03 0.10 60.34 05:21:01 AM 6 38.68 0.00 1.37 0.32 0.08 59.55 05:21:01 AM 7 45.50 0.00 1.57 0.20 0.08 52.64 Average: all 37.53 0.00 1.68 0.54 0.09 60.17 Average: 0 46.36 0.00 1.51 0.21 0.09 51.83 Average: 1 36.94 0.00 1.73 0.87 0.08 60.38 Average: 2 34.42 0.00 1.99 0.68 0.08 62.83 Average: 3 37.14 0.00 1.59 0.44 0.08 60.75 Average: 4 25.74 0.00 1.74 0.64 0.08 71.80 Average: 5 36.93 0.00 1.73 0.29 0.08 60.97 Average: 6 46.64 0.00 1.69 0.49 0.09 51.09 Average: 7 36.03 0.00 1.47 0.71 0.08 61.71