---> uname -a: Linux prd-centos8-docker-8c-8g-1161.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 1022 28399 19 2467 30418 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:34:79:da brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.79/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86155sec preferred_lft 86155sec inet6 fe80::f816:3eff:fe34:79da/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:d1:5d:2a:84 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) 03/03/2026 _x86_64_ (8 CPU) 05:18:16 LINUX RESTART (8 CPU) 05:19:01 AM tps rtps wtps bread/s bwrtn/s 05:20:01 AM 160.19 2.72 157.47 339.41 10599.42 05:21:01 AM 178.74 2.55 176.19 941.42 8662.93 05:22:01 AM 76.04 1.12 74.92 81.32 6224.65 Average: 138.32 2.13 136.20 454.08 8495.67 05:19:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:20:01 AM 29221100 31007432 3434604 10.52 2688 2103640 2052228 6.09 161640 2809148 121320 05:21:01 AM 27233732 29254144 5421972 16.60 2688 2330092 3744976 11.11 225500 4694920 111284 05:22:01 AM 29104144 31171136 3551560 10.88 2688 2374236 1442960 4.28 412352 2639632 25248 Average: 28519659 30477571 4136045 12.67 2688 2269323 2413388 7.16 266497 3381233 85951 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 182.49 153.76 1588.07 48.77 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 250.08 211.55 2365.05 40.20 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 176.84 172.10 353.67 176.08 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 203.14 179.14 1435.65 88.35 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) 03/03/2026 _x86_64_ (8 CPU) 05:18:16 LINUX RESTART (8 CPU) 05:19:01 AM CPU %user %nice %system %iowait %steal %idle 05:20:01 AM all 13.58 0.00 1.22 0.42 0.05 84.72 05:20:01 AM 0 15.70 0.00 1.77 0.22 0.07 82.24 05:20:01 AM 1 17.22 0.00 1.41 0.60 0.08 80.68 05:20:01 AM 2 11.84 0.00 1.64 0.27 0.05 86.21 05:20:01 AM 3 12.14 0.00 0.87 0.72 0.07 86.20 05:20:01 AM 4 22.73 0.00 1.59 0.33 0.05 75.30 05:20:01 AM 5 7.68 0.00 0.67 0.35 0.05 91.25 05:20:01 AM 6 16.22 0.00 1.34 0.78 0.03 81.62 05:20:01 AM 7 5.15 0.00 0.50 0.07 0.03 94.25 05:21:01 AM all 43.26 0.00 1.54 0.42 0.08 54.70 05:21:01 AM 0 54.00 0.00 1.60 0.17 0.08 44.15 05:21:01 AM 1 41.33 0.00 1.44 0.55 0.08 56.60 05:21:01 AM 2 47.19 0.00 1.69 0.37 0.10 50.65 05:21:01 AM 3 35.06 0.00 1.49 0.47 0.08 62.90 05:21:01 AM 4 40.54 0.00 1.60 0.18 0.08 57.58 05:21:01 AM 5 18.35 0.00 1.61 1.09 0.07 78.89 05:21:01 AM 6 54.67 0.00 1.39 0.15 0.08 43.71 05:21:01 AM 7 54.91 0.00 1.54 0.35 0.08 43.12 05:22:01 AM all 24.74 0.00 1.56 0.16 0.06 73.48 05:22:01 AM 0 21.14 0.00 1.27 0.02 0.08 77.50 05:22:01 AM 1 21.29 0.00 1.17 0.07 0.07 77.41 05:22:01 AM 2 38.33 0.00 2.29 0.22 0.07 59.09 05:22:01 AM 3 19.72 0.00 1.52 0.67 0.05 78.04 05:22:01 AM 4 24.80 0.00 1.39 0.08 0.05 73.68 05:22:01 AM 5 28.15 0.00 1.69 0.05 0.07 70.05 05:22:01 AM 6 10.60 0.00 1.09 0.03 0.07 88.21 05:22:01 AM 7 33.87 0.00 2.05 0.18 0.07 63.83 Average: all 27.19 0.00 1.44 0.33 0.07 70.97 Average: 0 30.29 0.00 1.55 0.13 0.08 67.96 Average: 1 26.62 0.00 1.34 0.41 0.08 71.56 Average: 2 32.45 0.00 1.87 0.28 0.07 65.32 Average: 3 22.31 0.00 1.29 0.62 0.07 75.71 Average: 4 29.36 0.00 1.53 0.20 0.06 68.85 Average: 5 18.06 0.00 1.32 0.50 0.06 80.06 Average: 6 27.16 0.00 1.27 0.32 0.06 71.19 Average: 7 31.29 0.00 1.36 0.20 0.06 67.08