---> uname -a: Linux prd-centos8-docker-8c-8g-1999.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 1001 28432 19 2456 30440 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:77:30:67 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.197/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86158sec preferred_lft 86158sec inet6 fe80::f816:3eff:fe77:3067/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:cb:f4:5d:09 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) 01/22/2026 _x86_64_ (8 CPU) 05:18:03 LINUX RESTART (8 CPU) 05:19:01 AM tps rtps wtps bread/s bwrtn/s 05:20:01 AM 232.64 3.52 229.13 885.85 12283.25 05:21:01 AM 105.78 1.62 104.17 391.34 6978.41 05:22:01 AM 66.19 1.05 65.14 80.65 4959.39 Average: 134.87 2.06 132.81 452.61 8073.62 05:19:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:20:01 AM 27827932 29697964 4827780 14.78 2688 2183472 2859308 8.48 178880 4164752 103308 05:21:01 AM 27389544 29425180 5266168 16.13 2688 2343692 2921596 8.67 232772 4530048 75796 05:22:01 AM 29097876 31152644 3557836 10.89 2688 2361264 1441956 4.28 413688 2643696 8356 Average: 28105117 30091929 4550595 13.94 2688 2296143 2407620 7.14 275113 3779499 62487 05:19:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:20:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:20:01 AM eth0 270.72 245.68 2074.05 66.50 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 1.05 1.05 0.12 0.12 0.00 0.00 0.00 0.00 05:21:01 AM eth0 156.95 128.11 1400.84 34.48 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 05:22:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:22:01 AM eth0 141.59 142.93 241.43 166.35 0.00 0.00 0.00 0.00 05:22:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.35 0.35 0.04 0.04 0.00 0.00 0.00 0.00 Average: eth0 189.75 172.23 1238.78 89.11 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) 01/22/2026 _x86_64_ (8 CPU) 05:18:03 LINUX RESTART (8 CPU) 05:19:01 AM CPU %user %nice %system %iowait %steal %idle 05:20:01 AM all 24.38 0.00 1.50 0.81 0.08 73.23 05:20:01 AM 0 6.75 0.00 1.52 0.57 0.08 91.08 05:20:01 AM 1 25.39 0.00 1.07 0.75 0.07 72.72 05:20:01 AM 2 18.33 0.00 1.21 0.49 0.08 79.90 05:20:01 AM 3 22.99 0.00 1.76 1.30 0.08 73.86 05:20:01 AM 4 44.99 0.00 3.04 1.91 0.08 49.97 05:20:01 AM 5 33.07 0.00 0.87 0.08 0.07 65.91 05:20:01 AM 6 23.66 0.00 1.05 0.52 0.08 74.68 05:20:01 AM 7 19.85 0.00 1.47 0.85 0.07 77.76 05:21:01 AM all 43.06 0.00 1.53 0.29 0.08 55.04 05:21:01 AM 0 43.45 0.00 1.10 0.05 0.08 55.31 05:21:01 AM 1 39.55 0.00 1.44 0.07 0.08 58.87 05:21:01 AM 2 46.39 0.00 1.82 0.63 0.08 51.07 05:21:01 AM 3 46.34 0.00 1.37 0.33 0.08 51.87 05:21:01 AM 4 48.37 0.00 2.39 0.32 0.08 48.84 05:21:01 AM 5 52.23 0.00 1.80 0.47 0.08 45.41 05:21:01 AM 6 33.38 0.00 1.32 0.20 0.08 65.01 05:21:01 AM 7 34.75 0.00 1.00 0.22 0.08 63.94 05:22:01 AM all 14.23 0.00 1.16 0.15 0.06 84.40 05:22:01 AM 0 9.94 0.00 1.03 0.02 0.07 88.94 05:22:01 AM 1 14.64 0.00 1.65 0.08 0.07 83.56 05:22:01 AM 2 9.42 0.00 0.92 0.23 0.07 89.36 05:22:01 AM 3 26.72 0.00 1.47 0.12 0.05 71.64 05:22:01 AM 4 20.83 0.00 1.40 0.12 0.07 77.58 05:22:01 AM 5 14.06 0.00 0.90 0.55 0.05 84.44 05:22:01 AM 6 2.91 0.00 0.65 0.02 0.05 96.37 05:22:01 AM 7 15.29 0.00 1.24 0.05 0.05 83.37 Average: all 27.22 0.00 1.40 0.41 0.07 70.89 Average: 0 20.05 0.00 1.22 0.21 0.08 78.44 Average: 1 26.52 0.00 1.39 0.30 0.07 71.72 Average: 2 24.73 0.00 1.32 0.45 0.08 73.43 Average: 3 32.02 0.00 1.53 0.58 0.07 65.79 Average: 4 38.06 0.00 2.28 0.78 0.08 58.81 Average: 5 33.12 0.00 1.19 0.37 0.07 65.26 Average: 6 19.99 0.00 1.01 0.25 0.07 78.69 Average: 7 23.30 0.00 1.24 0.37 0.07 75.02