---> uname -a: Linux prd-centos8-docker-8c-8g-4059.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: 2799.934 BogoMIPS: 5599.86 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 1089 26501 19 4299 30334 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:ff:43:2b brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.230/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86130sec preferred_lft 86130sec inet6 fe80::f816:3eff:feff:432b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:53:80:e1:fb 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::42:53ff:fe80:e1fb/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) 03/23/2026 _x86_64_ (8 CPU) 02:28:36 LINUX RESTART (8 CPU) 02:29:01 AM tps rtps wtps bread/s bwrtn/s 02:30:01 AM 223.18 8.38 214.80 1260.65 7691.70 02:31:01 AM 281.42 18.59 262.83 4081.31 12877.44 02:32:01 AM 159.28 16.99 142.29 5763.49 38148.85 02:33:01 AM 83.64 2.82 80.82 198.33 25694.49 Average: 186.88 11.70 175.18 2826.19 21104.54 02:29:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:30:01 AM 29574260 31284864 3081452 9.44 2688 2031236 1415304 4.20 137472 2505572 217572 02:31:01 AM 27734796 29961368 4920916 15.07 2688 2538396 2827504 8.39 242412 4190556 296632 02:32:01 AM 26630408 29977656 6025304 18.45 2688 3642144 2462772 7.31 511572 4959900 148216 02:33:01 AM 27164104 31089376 5491608 16.82 2688 4214828 1503516 4.46 882476 4048668 8484 Average: 27775892 30578316 4879820 14.94 2688 3106651 2052274 6.09 443483 3926174 167726 02:29:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:30:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:30:01 AM eth0 217.69 141.15 1314.97 37.81 0.00 0.00 0.00 0.00 02:30:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:31:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:31:01 AM eth0 593.17 450.93 6162.15 74.38 0.00 0.00 0.00 0.00 02:31:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:32:01 AM lo 11.98 11.98 1.27 1.27 0.00 0.00 0.00 0.00 02:32:01 AM eth0 1146.22 377.07 7469.85 38.79 0.00 0.00 0.00 0.00 02:32:01 AM docker0 4.26 5.41 0.61 0.62 0.00 0.00 0.00 0.00 02:33:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:33:01 AM eth0 83.82 100.17 354.00 1243.88 0.00 0.00 0.00 0.00 02:33:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2.99 2.99 0.32 0.32 0.00 0.00 0.00 0.00 Average: eth0 510.28 267.34 3825.55 348.69 0.00 0.00 0.00 0.00 Average: docker0 1.07 1.35 0.15 0.16 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) 03/23/2026 _x86_64_ (8 CPU) 02:28:36 LINUX RESTART (8 CPU) 02:29:01 AM CPU %user %nice %system %iowait %steal %idle 02:30:01 AM all 9.77 0.00 1.15 0.53 0.05 88.51 02:30:01 AM 0 18.25 0.00 1.67 0.37 0.05 79.66 02:30:01 AM 1 1.99 0.00 0.58 0.17 0.05 97.21 02:30:01 AM 2 28.14 0.00 2.94 0.38 0.05 68.48 02:30:01 AM 3 3.33 0.00 0.64 0.23 0.08 95.71 02:30:01 AM 4 4.68 0.00 0.33 0.15 0.03 94.80 02:30:01 AM 5 7.85 0.00 0.80 0.40 0.05 90.90 02:30:01 AM 6 5.12 0.00 1.20 2.37 0.05 91.25 02:30:01 AM 7 8.78 0.00 1.00 0.17 0.02 90.03 02:31:01 AM all 27.59 0.00 1.58 0.78 0.08 69.97 02:31:01 AM 0 35.80 0.00 1.55 0.80 0.08 61.76 02:31:01 AM 1 37.31 0.00 1.69 0.84 0.08 60.09 02:31:01 AM 2 14.90 0.00 1.78 1.16 0.07 82.10 02:31:01 AM 3 18.37 0.00 1.49 0.74 0.08 79.32 02:31:01 AM 4 27.79 0.00 1.51 0.94 0.08 69.69 02:31:01 AM 5 36.65 0.00 1.92 0.74 0.08 60.61 02:31:01 AM 6 23.45 0.00 1.19 0.10 0.07 75.20 02:31:01 AM 7 26.40 0.00 1.54 0.90 0.07 71.09 02:32:01 AM all 24.29 0.23 3.37 0.74 0.08 71.30 02:32:01 AM 0 26.49 0.35 3.03 0.57 0.08 69.48 02:32:01 AM 1 20.70 0.00 3.33 1.01 0.07 74.89 02:32:01 AM 2 12.55 0.02 3.07 0.98 0.10 83.28 02:32:01 AM 3 30.15 1.34 3.76 1.26 0.08 63.40 02:32:01 AM 4 20.50 0.08 3.10 0.07 0.07 76.18 02:32:01 AM 5 32.92 0.02 4.43 0.08 0.07 62.48 02:32:01 AM 6 30.47 0.00 3.03 0.69 0.07 65.74 02:32:01 AM 7 20.53 0.02 3.17 1.23 0.08 74.97 02:33:01 AM all 14.62 0.05 1.90 0.35 0.05 83.02 02:33:01 AM 0 14.10 0.00 2.20 0.07 0.05 83.58 02:33:01 AM 1 14.64 0.00 2.26 0.33 0.07 82.70 02:33:01 AM 2 26.46 0.00 2.62 0.45 0.07 70.40 02:33:01 AM 3 10.28 0.00 1.46 0.27 0.05 87.95 02:33:01 AM 4 6.64 0.00 1.25 0.74 0.05 91.32 02:33:01 AM 5 22.28 0.42 2.04 0.15 0.05 75.06 02:33:01 AM 6 14.40 0.00 2.06 0.43 0.05 83.06 02:33:01 AM 7 8.18 0.00 1.27 0.37 0.03 90.14 Average: all 19.06 0.07 2.00 0.60 0.06 78.22 Average: 0 23.65 0.09 2.11 0.45 0.07 73.63 Average: 1 18.65 0.00 1.96 0.59 0.07 78.73 Average: 2 20.54 0.00 2.60 0.74 0.07 76.04 Average: 3 15.52 0.34 1.83 0.62 0.08 81.61 Average: 4 14.88 0.02 1.55 0.47 0.06 83.02 Average: 5 24.90 0.11 2.29 0.34 0.06 72.29 Average: 6 18.33 0.00 1.87 0.90 0.06 78.84 Average: 7 15.96 0.00 1.74 0.67 0.05 81.58