---> uname -a: Linux prd-centos8-docker-8c-8g-4213.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 1083 26486 19 4320 30340 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:42:1e:41 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.211/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85967sec preferred_lft 85967sec inet6 fe80::f816:3eff:fe42:1e41/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:57:9f:ac:90 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::42:57ff:fe9f:ac90/64 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) 01/30/2026 _x86_64_ (8 CPU) 07:30:20 LINUX RESTART (8 CPU) 07:31:01 AM tps rtps wtps bread/s bwrtn/s 07:32:01 AM 240.66 16.50 224.16 3174.27 12454.31 07:33:01 AM 139.64 0.60 139.04 544.62 13429.27 07:34:01 AM 126.81 15.89 110.91 1498.83 29736.94 07:35:01 AM 162.75 2.50 160.25 4510.01 22066.92 07:36:01 AM 15.13 0.07 15.06 50.12 486.97 07:37:01 AM 31.36 0.82 30.54 53.32 4279.10 Average: 119.39 6.06 113.33 1638.66 13743.15 07:31:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:32:01 AM 29049776 30958020 3605936 11.04 2688 2223800 1613464 4.79 189664 2944472 121256 07:33:01 AM 28073604 30255344 4582108 14.03 2688 2493852 2226860 6.61 210232 3881828 11848 07:34:01 AM 25793400 28867192 6862312 21.01 2688 3367688 5475408 16.25 457304 5836284 1800 07:35:01 AM 25661120 29484852 6994592 21.42 2688 4114648 2862300 8.49 732236 5693880 124 07:36:01 AM 25569448 29403000 7086264 21.70 2688 4124112 2872280 8.52 736232 5782040 20 07:37:01 AM 27084484 31028056 5571228 17.06 2688 4232128 1545988 4.59 881576 4121904 23132 Average: 26871972 29999411 5783740 17.71 2688 3426038 2766050 8.21 534541 4710068 26363 07:31:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:32:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:32:01 AM eth0 204.33 172.52 2311.80 48.51 0.00 0.00 0.00 0.00 07:32:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:33:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:33:01 AM eth0 502.92 326.66 4250.21 75.47 0.00 0.00 0.00 0.00 07:33:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:34:01 AM lo 3.17 3.17 0.39 0.39 0.00 0.00 0.00 0.00 07:34:01 AM eth0 1522.14 504.68 7195.08 43.69 0.00 0.00 0.00 0.00 07:34:01 AM docker0 1.38 1.88 0.20 0.23 0.00 0.00 0.00 0.00 07:34:01 AM vethac57b55 1.38 1.92 0.22 0.23 0.00 0.00 0.00 0.00 07:35:01 AM lo 9.61 9.61 0.96 0.96 0.00 0.00 0.00 0.00 07:35:01 AM eth0 171.85 144.44 1311.32 37.23 0.00 0.00 0.00 0.00 07:35:01 AM docker0 3.41 4.03 0.45 0.46 0.00 0.00 0.00 0.00 07:36:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:36:01 AM eth0 140.09 113.88 197.81 37.60 0.00 0.00 0.00 0.00 07:36:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:37:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:37:01 AM eth0 127.93 135.28 105.93 1262.99 0.00 0.00 0.00 0.00 07:37:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2.13 2.13 0.22 0.22 0.00 0.00 0.00 0.00 Average: eth0 444.89 232.92 2562.13 250.89 0.00 0.00 0.00 0.00 Average: docker0 0.80 0.99 0.11 0.11 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) 01/30/2026 _x86_64_ (8 CPU) 07:30:20 LINUX RESTART (8 CPU) 07:31:01 AM CPU %user %nice %system %iowait %steal %idle 07:32:01 AM all 15.27 0.00 1.39 0.73 0.06 82.56 07:32:01 AM 0 14.71 0.00 0.80 0.25 0.07 84.17 07:32:01 AM 1 19.31 0.00 1.72 0.63 0.07 78.27 07:32:01 AM 2 11.06 0.00 1.73 1.68 0.07 85.47 07:32:01 AM 3 32.08 0.00 2.25 1.27 0.08 64.31 07:32:01 AM 4 7.78 0.00 1.12 0.40 0.07 90.63 07:32:01 AM 5 12.40 0.00 0.89 0.70 0.05 85.96 07:32:01 AM 6 11.11 0.00 0.99 0.27 0.05 87.58 07:32:01 AM 7 13.64 0.00 1.59 0.63 0.05 84.08 07:33:01 AM all 15.55 0.00 0.73 0.48 0.05 83.18 07:33:01 AM 0 8.11 0.00 0.79 0.07 0.07 90.97 07:33:01 AM 1 14.17 0.00 1.17 0.73 0.05 83.88 07:33:01 AM 2 34.93 0.00 0.77 0.68 0.07 63.55 07:33:01 AM 3 13.70 0.00 0.57 1.07 0.03 84.63 07:33:01 AM 4 21.31 0.00 0.22 0.05 0.05 78.37 07:33:01 AM 5 7.08 0.00 0.48 0.22 0.05 92.17 07:33:01 AM 6 19.20 0.00 1.29 0.50 0.05 78.96 07:33:01 AM 7 5.90 0.00 0.60 0.50 0.05 92.95 07:34:01 AM all 30.03 0.21 2.58 0.86 0.08 66.23 07:34:01 AM 0 26.25 1.61 1.88 0.99 0.08 69.20 07:34:01 AM 1 10.90 0.02 2.56 1.67 0.08 84.78 07:34:01 AM 2 44.95 0.00 3.38 2.48 0.08 49.11 07:34:01 AM 3 32.22 0.00 2.41 0.13 0.08 65.16 07:34:01 AM 4 38.91 0.00 2.62 0.20 0.08 58.18 07:34:01 AM 5 18.79 0.00 2.28 0.88 0.08 77.97 07:34:01 AM 6 38.06 0.02 2.67 0.46 0.08 58.72 07:34:01 AM 7 30.24 0.00 2.88 0.08 0.07 66.73 07:35:01 AM all 16.64 0.05 1.65 0.76 0.06 80.84 07:35:01 AM 0 11.50 0.07 1.27 0.17 0.07 86.93 07:35:01 AM 1 11.03 0.00 1.69 3.26 0.05 83.97 07:35:01 AM 2 14.26 0.00 1.59 0.08 0.07 84.00 07:35:01 AM 3 32.20 0.32 1.47 0.25 0.05 65.71 07:35:01 AM 4 27.65 0.00 1.49 0.07 0.07 70.73 07:35:01 AM 5 11.64 0.02 1.42 0.18 0.05 86.69 07:35:01 AM 6 12.61 0.00 1.64 0.52 0.07 85.17 07:35:01 AM 7 12.19 0.03 2.65 1.54 0.07 83.52 07:36:01 AM all 10.84 0.00 0.35 0.03 0.03 88.75 07:36:01 AM 0 6.82 0.00 0.22 0.00 0.03 92.93 07:36:01 AM 1 2.67 0.00 0.17 0.00 0.03 97.13 07:36:01 AM 2 15.55 0.00 0.77 0.05 0.03 83.60 07:36:01 AM 3 4.64 0.00 0.10 0.02 0.02 95.23 07:36:01 AM 4 8.87 0.00 0.17 0.05 0.03 90.88 07:36:01 AM 5 7.31 0.00 0.22 0.00 0.02 92.46 07:36:01 AM 6 2.09 0.00 0.28 0.10 0.03 97.49 07:36:01 AM 7 38.74 0.00 0.85 0.02 0.05 60.34 07:37:01 AM all 10.11 0.00 0.86 0.14 0.04 88.84 07:37:01 AM 0 1.84 0.00 0.60 0.03 0.07 97.46 07:37:01 AM 1 32.04 0.00 1.62 0.08 0.05 66.21 07:37:01 AM 2 5.81 0.00 0.52 0.00 0.05 93.62 07:37:01 AM 3 1.75 0.00 0.80 0.22 0.03 97.20 07:37:01 AM 4 23.54 0.00 1.20 0.52 0.03 74.71 07:37:01 AM 5 10.11 0.00 0.60 0.03 0.03 89.22 07:37:01 AM 6 2.72 0.00 0.52 0.20 0.03 96.52 07:37:01 AM 7 3.02 0.00 1.05 0.00 0.05 95.88 Average: all 16.39 0.04 1.26 0.50 0.06 81.76 Average: 0 11.53 0.28 0.92 0.25 0.06 86.95 Average: 1 15.03 0.00 1.49 1.06 0.06 82.37 Average: 2 21.06 0.00 1.45 0.83 0.06 76.60 Average: 3 19.41 0.05 1.27 0.49 0.05 78.73 Average: 4 21.32 0.00 1.13 0.21 0.06 77.27 Average: 5 11.21 0.00 0.98 0.33 0.05 87.43 Average: 6 14.26 0.00 1.23 0.34 0.05 84.12 Average: 7 17.28 0.01 1.60 0.46 0.06 80.60