---> uname -a: Linux prd-centos8-docker-8c-8g-986.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: 2800.000 BogoMIPS: 5600.00 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 11G 150G 7% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1002 28204 19 2683 30438 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:57:ac:6a brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.214/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85865sec preferred_lft 85865sec inet6 fe80::f816:3eff:fe57:ac6a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:aa:03:c6:aa 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 ---> sar -b -r -n DEV: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 03/10/2026 _x86_64_ (8 CPU) 15:29:58 LINUX RESTART (8 CPU) 03:30:00 PM tps rtps wtps bread/s bwrtn/s 03:31:01 PM 361.92 170.29 191.63 18913.36 41707.85 03:32:01 PM 274.73 17.47 257.25 3727.34 12841.63 03:33:01 PM 134.56 1.88 132.67 502.77 12165.94 03:34:01 PM 21.63 0.00 21.63 0.00 2453.06 03:35:01 PM 2.60 0.00 2.60 0.00 33.34 03:36:01 PM 0.65 0.00 0.65 0.00 7.31 03:37:01 PM 0.58 0.00 0.58 0.00 7.72 03:38:01 PM 0.58 0.00 0.58 0.00 5.61 Average: 100.29 24.05 76.23 2931.08 8731.68 03:30:00 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:31:01 PM 29674248 31227880 2981464 9.13 2688 1887132 1508840 4.48 152768 2436196 104148 03:32:01 PM 28712964 30718200 3942748 12.07 2688 2318788 1793616 5.32 213068 3249872 147176 03:33:01 PM 27542024 29819084 5113688 15.66 2688 2585380 2548752 7.56 282228 4328688 67732 03:34:01 PM 27536216 29813284 5119496 15.68 2688 2585388 2565676 7.61 282312 4333280 12 03:35:01 PM 27536416 29813484 5119296 15.68 2688 2585388 2565676 7.61 282312 4332984 8 03:36:01 PM 27535932 29813008 5119780 15.68 2688 2585392 2565676 7.61 282400 4333616 8 03:37:01 PM 27536152 29813184 5119560 15.68 2688 2585392 2565676 7.61 283376 4332732 8 03:38:01 PM 27536588 29813624 5119124 15.68 2688 2585396 2565676 7.61 283376 4332672 8 Average: 27951318 30103968 4704394 14.41 2688 2464782 2334948 6.93 257730 3960005 39888 03:30:00 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:31:01 PM lo 0.03 0.03 0.00 0.00 0.00 0.00 0.00 0.00 03:31:01 PM eth0 407.80 265.17 1789.16 74.55 0.00 0.00 0.00 0.00 03:31:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:32:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:32:01 PM eth0 266.27 228.77 2601.13 37.51 0.00 0.00 0.00 0.00 03:32:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:33:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:33:01 PM eth0 311.75 245.52 3824.96 39.92 0.00 0.00 0.00 0.00 03:33:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:34:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:34:01 PM eth0 2.27 1.38 1.28 1.53 0.00 0.00 0.00 0.00 03:34:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:35:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:35:01 PM eth0 0.30 0.18 0.07 0.27 0.00 0.00 0.00 0.00 03:35:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:36:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:36:01 PM eth0 4.62 2.17 1.59 1.74 0.00 0.00 0.00 0.00 03:36:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:37:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:37:01 PM eth0 6.25 3.43 5.02 5.95 0.00 0.00 0.00 0.00 03:37:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:38:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:38:01 PM eth0 1.55 0.15 0.82 0.27 0.00 0.00 0.00 0.00 03:38:01 PM docker0 0.00 0.00 0.00 0.00 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 125.78 93.76 1029.90 20.35 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 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) 03/10/2026 _x86_64_ (8 CPU) 15:29:58 LINUX RESTART (8 CPU) 03:30:00 PM CPU %user %nice %system %iowait %steal %idle 03:31:01 PM all 14.65 0.00 3.69 4.49 0.08 77.09 03:31:01 PM 0 11.50 0.00 2.63 3.32 0.10 82.45 03:31:01 PM 1 23.63 0.00 3.34 13.80 0.10 59.13 03:31:01 PM 2 13.24 0.00 4.03 3.01 0.08 79.64 03:31:01 PM 3 13.69 0.00 3.83 4.74 0.08 77.66 03:31:01 PM 4 10.54 0.02 3.46 1.02 0.08 84.88 03:31:01 PM 5 13.53 0.00 4.05 1.78 0.07 80.58 03:31:01 PM 6 14.59 0.00 4.30 4.03 0.08 76.99 03:31:01 PM 7 16.49 0.00 3.85 4.18 0.07 75.41 03:32:01 PM all 18.97 0.00 1.35 1.65 0.07 77.96 03:32:01 PM 0 12.59 0.00 0.82 0.37 0.08 86.14 03:32:01 PM 1 14.07 0.00 0.87 0.85 0.08 84.13 03:32:01 PM 2 29.25 0.00 2.37 2.27 0.08 66.01 03:32:01 PM 3 18.99 0.00 0.90 0.94 0.08 79.09 03:32:01 PM 4 21.24 0.00 1.12 1.79 0.05 75.80 03:32:01 PM 5 18.01 0.00 2.46 2.86 0.08 76.59 03:32:01 PM 6 18.25 0.00 1.37 1.57 0.05 78.76 03:32:01 PM 7 19.33 0.00 0.89 2.56 0.05 77.17 03:33:01 PM all 39.89 0.00 1.28 0.88 0.10 57.85 03:33:01 PM 0 42.28 0.00 1.35 0.25 0.13 55.98 03:33:01 PM 1 32.44 0.00 1.52 0.77 0.10 65.17 03:33:01 PM 2 37.13 0.00 1.05 0.05 0.12 61.65 03:33:01 PM 3 38.62 0.00 1.72 1.29 0.10 58.26 03:33:01 PM 4 28.05 0.00 2.16 1.76 0.08 67.95 03:33:01 PM 5 41.70 0.00 1.17 1.64 0.08 55.41 03:33:01 PM 6 49.37 0.00 0.50 0.77 0.08 49.27 03:33:01 PM 7 49.47 0.00 0.79 0.50 0.10 49.14 03:34:01 PM all 0.16 0.00 0.04 0.15 0.01 99.64 03:34:01 PM 0 0.02 0.00 0.02 0.00 0.02 99.95 03:34:01 PM 1 0.60 0.00 0.03 0.02 0.02 99.33 03:34:01 PM 2 0.08 0.00 0.02 0.00 0.00 99.90 03:34:01 PM 3 0.17 0.00 0.02 0.00 0.00 99.82 03:34:01 PM 4 0.17 0.00 0.15 1.08 0.02 98.58 03:34:01 PM 5 0.12 0.00 0.03 0.00 0.02 99.83 03:34:01 PM 6 0.03 0.00 0.02 0.05 0.02 99.88 03:34:01 PM 7 0.07 0.00 0.03 0.07 0.02 99.82 03:35:01 PM all 0.11 0.00 0.03 0.00 0.01 99.85 03:35:01 PM 0 0.03 0.00 0.00 0.00 0.02 99.95 03:35:01 PM 1 0.60 0.00 0.03 0.00 0.02 99.35 03:35:01 PM 2 0.07 0.00 0.03 0.00 0.02 99.88 03:35:01 PM 3 0.02 0.00 0.02 0.00 0.00 99.97 03:35:01 PM 4 0.07 0.00 0.03 0.00 0.02 99.88 03:35:01 PM 5 0.02 0.00 0.03 0.00 0.02 99.93 03:35:01 PM 6 0.02 0.00 0.02 0.00 0.00 99.97 03:35:01 PM 7 0.05 0.00 0.05 0.03 0.02 99.85 03:36:01 PM all 0.15 0.00 0.04 0.00 0.03 99.78 03:36:01 PM 0 0.02 0.00 0.02 0.00 0.03 99.93 03:36:01 PM 1 0.47 0.00 0.03 0.00 0.05 99.45 03:36:01 PM 2 0.37 0.00 0.03 0.00 0.03 99.57 03:36:01 PM 3 0.12 0.00 0.10 0.00 0.05 99.73 03:36:01 PM 4 0.03 0.00 0.05 0.00 0.02 99.90 03:36:01 PM 5 0.08 0.00 0.03 0.00 0.00 99.88 03:36:01 PM 6 0.02 0.00 0.02 0.00 0.00 99.97 03:36:01 PM 7 0.07 0.00 0.05 0.00 0.05 99.83 03:37:01 PM all 0.33 0.00 0.05 0.00 0.02 99.60 03:37:01 PM 0 0.07 0.00 0.05 0.00 0.03 99.85 03:37:01 PM 1 0.15 0.00 0.10 0.00 0.03 99.72 03:37:01 PM 2 0.80 0.00 0.07 0.00 0.03 99.10 03:37:01 PM 3 0.72 0.00 0.05 0.00 0.00 99.23 03:37:01 PM 4 0.32 0.00 0.03 0.00 0.02 99.63 03:37:01 PM 5 0.45 0.00 0.07 0.00 0.02 99.47 03:37:01 PM 6 0.10 0.00 0.02 0.00 0.02 99.87 03:37:01 PM 7 0.05 0.00 0.02 0.00 0.02 99.92 03:38:01 PM all 0.07 0.00 0.03 0.00 0.02 99.88 03:38:01 PM 0 0.02 0.00 0.03 0.00 0.03 99.92 03:38:01 PM 1 0.13 0.00 0.03 0.00 0.05 99.78 03:38:01 PM 2 0.08 0.00 0.03 0.00 0.02 99.87 03:38:01 PM 3 0.02 0.00 0.00 0.00 0.00 99.98 03:38:01 PM 4 0.12 0.00 0.07 0.00 0.03 99.78 03:38:01 PM 5 0.13 0.00 0.02 0.00 0.00 99.85 03:38:01 PM 6 0.02 0.00 0.00 0.00 0.00 99.98 03:38:01 PM 7 0.07 0.00 0.03 0.00 0.00 99.90 Average: all 9.29 0.00 0.82 0.90 0.04 88.95 Average: 0 8.32 0.00 0.62 0.50 0.06 90.51 Average: 1 9.03 0.00 0.75 1.95 0.06 88.22 Average: 2 10.12 0.00 0.96 0.67 0.05 88.21 Average: 3 9.03 0.00 0.83 0.88 0.04 89.22 Average: 4 7.56 0.00 0.89 0.71 0.04 90.80 Average: 5 9.25 0.00 0.99 0.79 0.04 88.94 Average: 6 10.29 0.00 0.78 0.81 0.03 88.09 Average: 7 10.70 0.00 0.72 0.92 0.04 87.62