---> uname -a: Linux prd-centos8-docker-8c-8g-3009.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: 2799.996 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 1062 26482 19 4344 30360 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:80:61:6e brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.45/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85976sec preferred_lft 85976sec inet6 fe80::f816:3eff:fe80:616e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:c2:7a:ca:bf 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:c2ff:fe7a:cabf/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) 04/02/2026 _x86_64_ (8 CPU) 09:16:47 LINUX RESTART (8 CPU) 09:17:01 AM tps rtps wtps bread/s bwrtn/s 09:18:01 AM 255.40 24.81 230.59 11562.16 9101.85 09:19:01 AM 277.09 14.30 262.80 1690.37 15122.74 09:20:01 AM 60.11 2.58 57.53 1024.33 10423.34 09:21:01 AM 311.85 13.88 297.97 1005.26 29456.75 09:22:01 AM 37.24 0.00 37.24 0.00 18367.63 09:23:01 AM 26.73 0.07 26.66 50.12 1783.50 Average: 161.41 9.27 152.13 2555.44 14042.98 09:17:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:18:01 AM 29318356 31284608 3337356 10.22 2688 2286044 1491936 4.43 208816 2689280 287440 09:19:01 AM 27752624 30102416 4903088 15.01 2688 2662464 2506740 7.44 287052 4131960 236884 09:20:01 AM 27014388 29822744 5641324 17.28 2688 3116780 2984092 8.85 393304 4743544 365668 09:21:01 AM 26160180 29971056 6495532 19.89 2688 4102168 2475004 7.34 671652 5259896 539884 09:22:01 AM 25773624 29621956 6882088 21.07 2688 4139120 2808732 8.33 672292 5642256 36168 09:23:01 AM 25511248 29368764 7144464 21.88 2688 4147648 3027376 8.98 679568 5896504 124 Average: 26921737 30028591 5733975 17.56 2688 3409037 2548980 7.56 485447 4727240 244361 09:17:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:18:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:18:01 AM eth0 432.16 270.56 2425.17 83.93 0.00 0.00 0.00 0.00 09:18:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:19:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:19:01 AM eth0 523.51 385.45 5244.13 58.16 0.00 0.00 0.00 0.00 09:19:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:01 AM eth0 1147.87 353.27 6049.71 40.70 0.00 0.00 0.00 0.00 09:20:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:21:01 AM lo 12.85 12.85 1.35 1.35 0.00 0.00 0.00 0.00 09:21:01 AM eth0 504.12 176.49 2608.35 26.01 0.00 0.00 0.00 0.00 09:21:01 AM docker0 4.82 5.93 0.65 0.69 0.00 0.00 0.00 0.00 09:22:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:22:01 AM eth0 155.86 112.95 678.63 27.39 0.00 0.00 0.00 0.00 09:22:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:23:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:23:01 AM eth0 182.55 145.21 174.90 46.70 0.00 0.00 0.00 0.00 09:23:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2.14 2.14 0.22 0.22 0.00 0.00 0.00 0.00 Average: eth0 491.02 240.66 2863.56 47.15 0.00 0.00 0.00 0.00 Average: docker0 0.80 0.99 0.11 0.12 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) 04/02/2026 _x86_64_ (8 CPU) 09:16:47 LINUX RESTART (8 CPU) 09:17:01 AM CPU %user %nice %system %iowait %steal %idle 09:18:01 AM all 15.10 0.00 1.93 0.70 0.06 82.21 09:18:01 AM 0 6.62 0.00 1.39 0.25 0.05 91.69 09:18:01 AM 1 13.49 0.00 1.89 2.28 0.07 82.28 09:18:01 AM 2 13.82 0.00 2.14 0.49 0.05 83.50 09:18:01 AM 3 18.07 0.00 1.62 0.35 0.08 79.87 09:18:01 AM 4 13.02 0.00 1.15 0.45 0.05 85.32 09:18:01 AM 5 12.51 0.00 2.11 0.38 0.03 84.97 09:18:01 AM 6 28.94 0.00 3.57 0.92 0.07 66.51 09:18:01 AM 7 14.35 0.00 1.59 0.50 0.07 83.50 09:19:01 AM all 18.13 0.00 1.46 0.87 0.08 79.46 09:19:01 AM 0 8.46 0.00 1.00 1.25 0.07 89.21 09:19:01 AM 1 27.55 0.00 1.69 1.27 0.08 69.41 09:19:01 AM 2 37.65 0.00 1.86 1.25 0.08 59.15 09:19:01 AM 3 11.11 0.00 1.82 1.22 0.08 85.76 09:19:01 AM 4 18.13 0.00 1.30 0.57 0.08 79.92 09:19:01 AM 5 19.63 0.00 1.07 0.17 0.08 79.05 09:19:01 AM 6 10.62 0.00 1.15 0.43 0.08 87.71 09:19:01 AM 7 11.88 0.00 1.81 0.79 0.05 85.47 09:20:01 AM all 29.22 0.00 1.09 0.25 0.09 69.35 09:20:01 AM 0 34.35 0.00 0.77 0.00 0.08 64.80 09:20:01 AM 1 39.60 0.00 0.99 0.90 0.10 58.41 09:20:01 AM 2 35.25 0.00 1.81 0.42 0.12 62.40 09:20:01 AM 3 32.77 0.00 0.90 0.13 0.08 66.11 09:20:01 AM 4 23.57 0.00 1.14 0.13 0.07 75.09 09:20:01 AM 5 29.97 0.00 1.14 0.05 0.07 68.78 09:20:01 AM 6 26.45 0.00 0.87 0.00 0.10 72.58 09:20:01 AM 7 11.82 0.00 1.09 0.35 0.07 86.68 09:21:01 AM all 21.55 0.65 3.38 1.03 0.11 73.28 09:21:01 AM 0 22.22 0.02 2.44 0.05 0.08 75.19 09:21:01 AM 1 17.92 0.03 3.18 1.68 0.12 77.07 09:21:01 AM 2 23.19 0.02 4.06 4.24 0.08 68.41 09:21:01 AM 3 21.44 0.00 3.15 0.07 0.15 75.20 09:21:01 AM 4 19.08 4.96 4.22 0.40 0.08 71.25 09:21:01 AM 5 19.28 0.02 3.03 0.59 0.12 76.97 09:21:01 AM 6 22.57 0.12 2.84 0.56 0.10 73.81 09:21:01 AM 7 26.73 0.03 4.14 0.64 0.10 68.36 09:22:01 AM all 10.35 0.00 0.34 0.36 0.04 88.91 09:22:01 AM 0 0.50 0.00 0.38 2.37 0.08 96.66 09:22:01 AM 1 2.02 0.00 0.45 0.10 0.03 97.40 09:22:01 AM 2 2.79 0.00 0.50 0.28 0.02 96.41 09:22:01 AM 3 3.47 0.00 0.17 0.02 0.03 96.31 09:22:01 AM 4 4.43 0.00 0.13 0.00 0.02 95.42 09:22:01 AM 5 6.47 0.00 0.10 0.02 0.02 93.39 09:22:01 AM 6 4.17 0.00 0.05 0.00 0.02 95.77 09:22:01 AM 7 58.93 0.00 0.92 0.08 0.07 40.01 09:23:01 AM all 11.97 0.00 0.53 0.06 0.04 87.39 09:23:01 AM 0 5.43 0.00 0.17 0.25 0.05 94.10 09:23:01 AM 1 4.87 0.00 0.85 0.12 0.03 94.12 09:23:01 AM 2 21.98 0.00 0.33 0.07 0.05 77.57 09:23:01 AM 3 4.27 0.00 0.55 0.00 0.03 95.14 09:23:01 AM 4 8.64 0.00 0.12 0.00 0.03 91.21 09:23:01 AM 5 5.29 0.00 0.47 0.00 0.07 94.17 09:23:01 AM 6 37.94 0.00 0.93 0.07 0.07 61.00 09:23:01 AM 7 7.33 0.00 0.83 0.00 0.02 91.82 Average: all 17.71 0.11 1.45 0.54 0.07 80.11 Average: 0 12.92 0.00 1.02 0.70 0.07 85.29 Average: 1 17.57 0.01 1.51 1.06 0.07 79.79 Average: 2 22.44 0.00 1.78 1.12 0.07 74.59 Average: 3 15.17 0.00 1.37 0.30 0.08 83.08 Average: 4 14.47 0.82 1.34 0.26 0.06 83.05 Average: 5 15.51 0.00 1.32 0.20 0.06 82.90 Average: 6 21.77 0.02 1.57 0.33 0.07 76.24 Average: 7 21.85 0.01 1.73 0.39 0.06 75.96