---> uname -a: Linux prd-centos8-docker-8c-8g-7344.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 1060 26531 19 4298 30363 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:b3:d5:d4 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.127/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86128sec preferred_lft 86128sec inet6 fe80::f816:3eff:feb3:d5d4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:8f:ff:91:6e 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::42:8fff:feff:916e/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) 02/13/2026 _x86_64_ (8 CPU) 02:28:20 LINUX RESTART (8 CPU) 02:29:01 AM tps rtps wtps bread/s bwrtn/s 02:30:01 AM 201.40 14.50 186.90 3195.87 13013.81 02:31:01 AM 188.24 6.08 182.16 1195.60 12888.69 02:32:01 AM 139.63 15.04 124.59 5426.09 29858.87 Average: 176.42 11.87 164.55 3272.64 18587.75 02:29:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:30:01 AM 29256568 31113060 3399144 10.41 2688 2174000 1556112 4.62 181052 2752844 41184 02:31:01 AM 27214612 29780868 5441100 16.66 2688 2874876 2826088 8.38 309228 4631180 370632 02:32:01 AM 27177960 31092796 5477752 16.77 2688 4205424 1534512 4.55 743408 4172268 716232 Average: 27883047 30662241 4772665 14.62 2688 3084767 1972237 5.85 411229 3852097 376016 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 140.20 108.43 1512.13 37.18 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 1628.24 638.87 9922.94 62.59 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 11.83 11.83 1.26 1.26 0.00 0.00 0.00 0.00 02:32:01 AM eth0 758.05 265.93 3446.23 36.86 0.00 0.00 0.00 0.00 02:32:01 AM docker0 4.30 5.43 0.61 0.63 0.00 0.00 0.00 0.00 Average: lo 3.94 3.94 0.42 0.42 0.00 0.00 0.00 0.00 Average: eth0 842.16 337.74 4960.35 45.54 0.00 0.00 0.00 0.00 Average: docker0 1.43 1.81 0.20 0.21 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) 02/13/2026 _x86_64_ (8 CPU) 02:28:20 LINUX RESTART (8 CPU) 02:29:01 AM CPU %user %nice %system %iowait %steal %idle 02:30:01 AM all 11.48 0.00 1.19 0.70 0.06 86.57 02:30:01 AM 0 9.66 0.00 0.73 0.22 0.07 89.32 02:30:01 AM 1 9.87 0.00 1.29 1.35 0.05 87.44 02:30:01 AM 2 9.80 0.00 1.37 0.95 0.05 87.83 02:30:01 AM 3 13.35 0.00 1.07 1.04 0.07 84.48 02:30:01 AM 4 8.20 0.00 0.62 0.12 0.05 91.02 02:30:01 AM 5 13.34 0.00 1.56 1.32 0.07 83.72 02:30:01 AM 6 20.81 0.00 2.09 0.32 0.07 76.72 02:30:01 AM 7 6.78 0.00 0.79 0.32 0.05 92.06 02:31:01 AM all 29.85 0.00 1.58 0.54 0.10 67.94 02:31:01 AM 0 41.37 0.00 1.61 0.44 0.13 56.45 02:31:01 AM 1 19.96 0.00 1.59 0.67 0.08 77.70 02:31:01 AM 2 14.47 0.00 1.63 1.26 0.10 82.54 02:31:01 AM 3 20.08 0.00 1.37 0.34 0.10 78.11 02:31:01 AM 4 34.74 0.00 1.44 0.08 0.10 63.63 02:31:01 AM 5 41.54 0.00 1.93 0.67 0.10 55.76 02:31:01 AM 6 28.15 0.00 1.24 0.45 0.08 70.07 02:31:01 AM 7 38.45 0.00 1.79 0.39 0.08 59.29 02:32:01 AM all 22.23 0.26 3.26 0.66 0.09 73.50 02:32:01 AM 0 17.55 0.00 2.57 0.47 0.08 79.32 02:32:01 AM 1 21.73 0.02 3.74 1.55 0.12 72.85 02:32:01 AM 2 21.41 0.00 2.95 0.45 0.08 75.11 02:32:01 AM 3 21.50 0.03 3.86 0.99 0.12 73.50 02:32:01 AM 4 19.80 0.08 3.01 0.59 0.08 76.42 02:32:01 AM 5 21.22 0.03 3.49 0.17 0.07 75.02 02:32:01 AM 6 29.71 0.35 3.77 0.49 0.10 65.58 02:32:01 AM 7 24.93 1.55 2.67 0.54 0.08 70.23 Average: all 21.17 0.09 2.00 0.63 0.08 76.02 Average: 0 22.86 0.00 1.63 0.37 0.10 75.04 Average: 1 17.17 0.01 2.20 1.19 0.08 79.35 Average: 2 15.21 0.00 1.98 0.89 0.08 81.84 Average: 3 18.30 0.01 2.10 0.79 0.10 78.71 Average: 4 20.90 0.03 1.69 0.26 0.08 77.04 Average: 5 25.37 0.01 2.32 0.72 0.08 71.50 Average: 6 26.21 0.12 2.36 0.42 0.08 70.81 Average: 7 23.37 0.51 1.75 0.41 0.07 73.88