---> uname -a: Linux prd-centos8-docker-8c-8g-4559.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 1031 27236 19 3621 30398 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:cc:91:66 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.158/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86130sec preferred_lft 86130sec inet6 fe80::f816:3eff:fecc:9166/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:a5:f1:97:d2 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:a5ff:fef1:97d2/64 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) 01/10/2026 _x86_64_ (8 CPU) 17:12:00 LINUX RESTART (8 CPU) 05:13:01 PM tps rtps wtps bread/s bwrtn/s 05:14:01 PM 320.13 14.78 305.35 3252.52 13888.90 05:15:01 PM 305.45 6.11 299.33 1201.60 12654.33 05:16:01 PM 145.43 1.43 144.00 394.94 39045.43 Average: 257.00 7.44 249.56 1616.26 21863.33 05:13:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:14:01 PM 28791184 30809152 3864528 11.83 2688 2329872 1821552 5.40 200852 3179036 161092 05:15:01 PM 27390488 29889716 5265224 16.12 2688 2802540 2372844 7.04 416988 4326420 291852 05:16:01 PM 27823548 31066928 4832164 14.80 2688 3539308 1548860 4.60 815096 3470652 168608 Average: 28001740 30588599 4653972 14.25 2688 2890573 1914419 5.68 477645 3658703 207184 05:13:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:14:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:14:01 PM eth0 340.66 301.08 3071.76 64.68 0.00 0.00 0.00 0.00 05:14:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 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 554.43 462.56 6926.74 57.88 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 307.96 269.19 3459.55 1241.61 0.00 0.00 0.00 0.00 05:16:01 PM docker0 6.33 15.36 0.49 244.26 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 401.02 344.28 4486.10 454.75 0.00 0.00 0.00 0.00 Average: docker0 2.11 5.12 0.16 81.43 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) 01/10/2026 _x86_64_ (8 CPU) 17:12:00 LINUX RESTART (8 CPU) 05:13:01 PM CPU %user %nice %system %iowait %steal %idle 05:14:01 PM all 15.83 0.00 1.34 1.71 0.07 81.05 05:14:01 PM 0 19.82 0.00 0.97 1.34 0.07 77.81 05:14:01 PM 1 23.70 0.00 1.52 2.47 0.07 72.23 05:14:01 PM 2 9.12 0.00 1.10 2.46 0.07 87.25 05:14:01 PM 3 10.71 0.00 1.56 1.66 0.07 86.00 05:14:01 PM 4 26.19 0.00 1.42 0.77 0.08 71.53 05:14:01 PM 5 16.49 0.00 1.59 1.10 0.07 80.75 05:14:01 PM 6 11.42 0.00 0.92 0.95 0.07 86.64 05:14:01 PM 7 9.14 0.00 1.66 2.91 0.08 86.21 05:15:01 PM all 27.68 0.00 1.58 2.28 0.09 68.37 05:15:01 PM 0 39.51 0.00 1.19 0.97 0.10 58.24 05:15:01 PM 1 25.56 0.00 1.54 2.66 0.10 70.14 05:15:01 PM 2 23.27 0.00 1.49 3.54 0.08 71.62 05:15:01 PM 3 23.55 0.00 1.74 1.34 0.08 73.28 05:15:01 PM 4 33.05 0.00 2.01 3.08 0.10 61.76 05:15:01 PM 5 27.54 0.00 2.18 3.37 0.08 66.83 05:15:01 PM 6 18.89 0.00 1.32 0.59 0.07 79.13 05:15:01 PM 7 30.07 0.00 1.17 2.68 0.08 66.00 05:16:01 PM all 14.48 0.00 2.59 1.30 0.06 81.57 05:16:01 PM 0 12.61 0.00 2.42 1.34 0.07 83.56 05:16:01 PM 1 10.96 0.00 2.92 3.07 0.05 83.01 05:16:01 PM 2 32.56 0.00 2.97 1.73 0.08 62.66 05:16:01 PM 3 16.24 0.00 2.42 0.27 0.07 81.01 05:16:01 PM 4 8.45 0.00 2.70 2.13 0.05 86.68 05:16:01 PM 5 15.40 0.00 3.24 1.29 0.07 80.01 05:16:01 PM 6 12.22 0.00 2.40 0.49 0.07 84.84 05:16:01 PM 7 7.39 0.00 1.66 0.10 0.05 90.80 Average: all 19.33 0.00 1.84 1.76 0.07 77.00 Average: 0 23.99 0.00 1.52 1.22 0.08 73.19 Average: 1 20.08 0.00 1.99 2.73 0.07 75.12 Average: 2 21.64 0.00 1.85 2.58 0.08 73.85 Average: 3 16.83 0.00 1.91 1.09 0.07 80.10 Average: 4 22.57 0.00 2.04 1.99 0.08 73.32 Average: 5 19.80 0.00 2.33 1.92 0.07 75.87 Average: 6 14.18 0.00 1.54 0.67 0.07 83.54 Average: 7 15.54 0.00 1.50 1.90 0.07 81.00