---> uname -a: Linux prd-centos8-docker-8c-8g-17169.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 1071 27123 19 3695 30355 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:06:65:e4 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.188/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85963sec preferred_lft 85963sec inet6 fe80::f816:3eff:fe06:65e4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:7e:9b:b6:3d 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::42:7eff:fe9b:b63d/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) 02/16/2026 _x86_64_ (8 CPU) 03:38:06 LINUX RESTART (8 CPU) 03:39:01 AM tps rtps wtps bread/s bwrtn/s 03:40:01 AM 79.54 1.00 78.54 85.70 6085.99 03:41:01 AM 137.78 14.33 123.45 3196.27 9801.97 03:42:01 AM 197.13 0.45 196.68 8.80 6389.49 03:43:01 AM 139.24 4.40 134.84 1158.07 6576.49 03:44:01 AM 172.88 2.02 170.86 379.74 32262.66 03:45:01 AM 115.99 1.93 114.06 141.29 15886.32 Average: 140.43 4.02 136.41 828.39 12834.09 03:39:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:40:01 AM 29653708 31301676 3002004 9.19 2688 1972880 1404912 4.17 138996 2440444 161320 03:41:01 AM 29146156 31001516 3509556 10.75 2688 2172880 1835688 5.45 154936 2891264 22652 03:42:01 AM 28744112 30754196 3911600 11.98 2688 2321948 1831656 5.43 204260 3221272 34164 03:43:01 AM 27809120 30120116 4846592 14.84 2688 2618360 2277268 6.76 390368 3951452 137840 03:44:01 AM 26513340 29640616 6142372 18.81 2688 3424316 2747348 8.15 540864 5051484 15956 03:45:01 AM 27788680 31098496 4867032 14.90 2688 3602316 1510708 4.48 826132 3486116 23140 Average: 28275853 30652769 4379859 13.41 2688 2685450 1934597 5.74 375926 3507005 65845 03:39:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:40:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:40:01 AM eth0 87.39 62.38 979.44 8.02 0.00 0.00 0.00 0.00 03:40:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 AM eth0 105.10 90.72 676.30 29.65 0.00 0.00 0.00 0.00 03:41:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:42:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:42:01 AM eth0 234.83 211.30 2318.71 31.07 0.00 0.00 0.00 0.00 03:42:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:43:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:43:01 AM eth0 290.70 241.33 4141.92 30.59 0.00 0.00 0.00 0.00 03:43:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:44:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:44:01 AM eth0 451.48 343.14 6773.86 36.12 0.00 0.00 0.00 0.00 03:44:01 AM docker0 3.90 5.18 0.22 141.64 0.00 0.00 0.00 0.00 03:44:01 AM veth3e69a9f 3.90 5.23 0.28 141.64 0.00 0.00 0.00 0.01 03:45:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:45:01 AM eth0 259.75 273.76 374.15 2336.13 0.00 0.00 0.00 0.00 03:45:01 AM docker0 11.25 17.06 0.62 166.97 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 238.20 203.77 2543.97 411.94 0.00 0.00 0.00 0.00 Average: docker0 2.52 3.71 0.14 51.44 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) 02/16/2026 _x86_64_ (8 CPU) 03:38:06 LINUX RESTART (8 CPU) 03:39:01 AM CPU %user %nice %system %iowait %steal %idle 03:40:01 AM all 6.40 0.00 0.64 1.70 0.10 91.16 03:40:01 AM 0 2.69 0.00 0.30 0.03 0.03 96.95 03:40:01 AM 1 12.26 0.00 1.23 3.87 0.12 82.52 03:40:01 AM 2 5.28 0.00 0.55 1.64 0.10 92.43 03:40:01 AM 3 5.14 0.00 0.45 1.93 0.13 92.34 03:40:01 AM 4 9.50 0.00 1.27 1.12 0.18 87.93 03:40:01 AM 5 1.75 0.00 0.23 0.08 0.10 97.83 03:40:01 AM 6 6.31 0.00 0.42 3.99 0.03 89.26 03:40:01 AM 7 8.26 0.00 0.67 0.95 0.13 89.99 03:41:01 AM all 6.98 0.00 0.74 2.57 0.18 89.53 03:41:01 AM 0 7.40 0.00 0.22 0.13 0.05 92.20 03:41:01 AM 1 4.91 0.00 0.78 2.45 0.52 91.33 03:41:01 AM 2 12.84 0.00 1.29 4.74 0.07 81.06 03:41:01 AM 3 7.48 0.00 0.90 3.67 0.05 87.89 03:41:01 AM 4 7.83 0.00 0.95 2.22 0.05 88.95 03:41:01 AM 5 4.31 0.00 0.52 2.17 0.07 92.93 03:41:01 AM 6 3.00 0.00 0.35 2.09 0.53 94.02 03:41:01 AM 7 8.06 0.00 0.90 3.06 0.10 87.88 03:42:01 AM all 10.09 0.00 0.82 9.15 0.07 79.86 03:42:01 AM 0 4.99 0.00 0.48 0.90 0.05 93.57 03:42:01 AM 1 10.09 0.00 1.39 17.62 0.08 70.82 03:42:01 AM 2 15.71 0.00 0.57 11.09 0.08 72.55 03:42:01 AM 3 11.14 0.00 0.42 6.32 0.07 82.06 03:42:01 AM 4 12.22 0.00 0.73 10.74 0.07 76.24 03:42:01 AM 5 8.45 0.00 1.30 4.30 0.07 85.88 03:42:01 AM 6 7.45 0.00 0.89 17.95 0.07 73.64 03:42:01 AM 7 10.70 0.00 0.80 4.30 0.08 84.11 03:43:01 AM all 23.62 0.00 1.18 3.04 0.10 72.07 03:43:01 AM 0 23.29 0.00 0.70 0.32 0.08 75.61 03:43:01 AM 1 21.14 0.00 1.22 1.91 0.08 75.64 03:43:01 AM 2 20.98 0.00 1.41 1.38 0.12 76.12 03:43:01 AM 3 24.43 0.00 1.19 2.40 0.13 71.85 03:43:01 AM 4 35.35 0.00 2.16 7.70 0.12 54.67 03:43:01 AM 5 13.77 0.00 1.04 4.90 0.10 80.19 03:43:01 AM 6 18.96 0.00 1.07 5.63 0.08 74.26 03:43:01 AM 7 31.00 0.00 0.62 0.05 0.08 68.24 03:44:01 AM all 11.55 0.00 1.55 3.82 0.07 83.01 03:44:01 AM 0 10.86 0.00 1.64 2.34 0.08 85.08 03:44:01 AM 1 16.85 0.00 2.18 7.87 0.08 73.01 03:44:01 AM 2 15.59 0.00 1.21 9.77 0.08 73.34 03:44:01 AM 3 10.99 0.00 1.29 1.92 0.07 85.73 03:44:01 AM 4 4.04 0.00 1.42 4.41 0.07 90.07 03:44:01 AM 5 11.98 0.00 1.92 3.13 0.07 82.91 03:44:01 AM 6 13.03 0.00 1.42 0.33 0.05 85.17 03:44:01 AM 7 9.03 0.00 1.34 0.77 0.07 88.79 03:45:01 AM all 11.35 0.00 2.28 0.74 0.08 85.55 03:45:01 AM 0 8.33 0.00 2.28 0.34 0.07 88.98 03:45:01 AM 1 8.55 0.00 2.55 0.47 0.08 88.35 03:45:01 AM 2 17.50 0.00 2.50 0.13 0.08 79.78 03:45:01 AM 3 19.03 0.00 2.55 1.78 0.08 76.56 03:45:01 AM 4 9.87 0.00 2.06 0.39 0.08 87.60 03:45:01 AM 5 8.00 0.00 1.95 1.51 0.07 88.48 03:45:01 AM 6 13.74 0.00 2.48 0.94 0.07 82.77 03:45:01 AM 7 5.80 0.00 1.86 0.39 0.07 91.89 Average: all 11.66 0.00 1.20 3.50 0.10 83.54 Average: 0 9.58 0.00 0.94 0.68 0.06 88.74 Average: 1 12.29 0.00 1.56 5.70 0.16 80.28 Average: 2 14.64 0.00 1.25 4.79 0.09 79.22 Average: 3 13.03 0.00 1.13 3.00 0.09 82.75 Average: 4 13.13 0.00 1.43 4.43 0.09 80.91 Average: 5 8.03 0.00 1.16 2.68 0.08 88.05 Average: 6 10.41 0.00 1.10 5.16 0.14 83.19 Average: 7 12.14 0.00 1.03 1.59 0.09 85.15