---> uname -a: Linux prd-centos8-docker-8c-8g-3578.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 12G 149G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1051 27222 19 3616 30379 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:e6:89:ad brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.29/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86150sec preferred_lft 86150sec inet6 fe80::f816:3eff:fee6:89ad/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:77:4b:33:dc 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 inet6 fe80::42:77ff:fe4b:33dc/64 scope link 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) 01/06/2026 _x86_64_ (8 CPU) 17:13:20 LINUX RESTART (8 CPU) 05:14:01 PM tps rtps wtps bread/s bwrtn/s 05:15:01 PM 256.26 14.41 241.85 3093.24 11224.04 05:16:01 PM 517.05 7.13 509.92 1274.19 17680.59 05:17:01 PM 176.66 1.43 175.22 384.14 39733.99 Average: 316.65 7.66 308.99 1583.87 22879.83 05:14:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:15:01 PM 28874620 30852096 3781092 11.58 2688 2290932 1813024 5.38 195912 3108184 217960 05:16:01 PM 27504784 29987712 5150928 15.77 2688 2786784 2463916 7.31 408364 4222328 284260 05:17:01 PM 27823840 31053672 4831872 14.80 2688 3525564 1563104 4.64 814032 3474068 164488 Average: 28067748 30631160 4587964 14.05 2688 2867760 1946681 5.78 472769 3601527 222236 05:14:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:15:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:15:01 PM eth0 298.98 258.85 3188.97 57.45 0.00 0.00 0.00 0.00 05:15:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:16:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:16:01 PM eth0 610.26 507.47 7247.71 63.44 0.00 0.00 0.00 0.00 05:16:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:17:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:17:01 PM eth0 327.61 290.19 3624.96 1244.36 0.00 0.00 0.00 0.00 05:17:01 PM docker0 6.43 14.18 0.49 243.84 0.00 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 412.27 352.16 4687.07 455.10 0.00 0.00 0.00 0.00 Average: docker0 2.14 4.73 0.16 81.29 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) 01/06/2026 _x86_64_ (8 CPU) 17:13:20 LINUX RESTART (8 CPU) 05:14:01 PM CPU %user %nice %system %iowait %steal %idle 05:15:01 PM all 15.81 0.00 1.33 0.79 0.06 82.01 05:15:01 PM 0 5.45 0.00 1.15 0.60 0.08 92.72 05:15:01 PM 1 11.32 0.00 1.19 1.26 0.07 86.17 05:15:01 PM 2 34.34 0.00 2.89 0.89 0.07 61.82 05:15:01 PM 3 15.31 0.00 0.89 0.42 0.05 83.34 05:15:01 PM 4 20.67 0.00 0.85 0.23 0.07 78.17 05:15:01 PM 5 14.07 0.00 1.17 0.63 0.05 84.08 05:15:01 PM 6 17.72 0.00 1.29 0.98 0.05 79.96 05:15:01 PM 7 7.58 0.00 1.22 1.27 0.07 89.86 05:16:01 PM all 26.80 0.00 1.70 1.35 0.09 70.07 05:16:01 PM 0 21.98 0.00 2.70 3.39 0.08 71.85 05:16:01 PM 1 27.60 0.00 1.26 0.55 0.10 70.49 05:16:01 PM 2 30.60 0.00 1.84 1.64 0.10 65.81 05:16:01 PM 3 23.16 0.00 1.49 0.84 0.08 74.43 05:16:01 PM 4 31.23 0.00 2.06 1.16 0.08 65.47 05:16:01 PM 5 29.98 0.00 1.81 1.32 0.10 66.79 05:16:01 PM 6 22.40 0.00 1.49 1.49 0.08 74.54 05:16:01 PM 7 27.43 0.00 0.94 0.38 0.08 71.17 05:17:01 PM all 16.44 0.00 2.45 1.51 0.07 79.54 05:17:01 PM 0 8.58 0.00 2.37 0.18 0.08 88.79 05:17:01 PM 1 36.20 0.00 3.09 4.11 0.08 56.52 05:17:01 PM 2 18.52 0.00 3.10 3.70 0.07 74.61 05:17:01 PM 3 14.64 0.00 2.20 0.30 0.07 82.79 05:17:01 PM 4 21.03 0.00 2.92 0.89 0.07 75.09 05:17:01 PM 5 11.37 0.00 1.96 0.37 0.05 86.25 05:17:01 PM 6 15.48 0.00 1.64 0.35 0.05 82.48 05:17:01 PM 7 5.68 0.00 2.35 2.13 0.05 89.78 Average: all 19.68 0.00 1.83 1.21 0.07 77.21 Average: 0 11.99 0.00 2.07 1.39 0.08 84.46 Average: 1 25.03 0.00 1.84 1.97 0.08 71.07 Average: 2 27.83 0.00 2.61 2.08 0.08 67.41 Average: 3 17.71 0.00 1.52 0.52 0.07 80.18 Average: 4 24.31 0.00 1.94 0.76 0.07 72.92 Average: 5 18.47 0.00 1.65 0.78 0.07 79.04 Average: 6 18.54 0.00 1.47 0.94 0.06 78.99 Average: 7 13.58 0.00 1.50 1.26 0.07 83.59