---> uname -a: Linux prd-centos8-docker-8c-8g-4406.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 1015 28417 19 2458 30426 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:46:4a:78 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.157/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86139sec preferred_lft 86139sec inet6 fe80::f816:3eff:fe46:4a78/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:3e:e6:ea:b2 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) 01/31/2026 _x86_64_ (8 CPU) 05:17:21 LINUX RESTART (8 CPU) 05:18:03 AM tps rtps wtps bread/s bwrtn/s 05:19:01 AM 205.00 20.37 184.63 5589.93 8706.72 05:20:01 AM 215.49 3.50 211.99 887.02 11613.01 05:21:01 AM 101.83 2.37 99.47 425.59 7450.17 Average: 173.76 8.61 165.15 2263.83 9262.94 05:18:03 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:19:01 AM 29575336 31292388 3080376 9.43 2688 2036640 1350520 4.01 137852 2500840 220428 05:20:01 AM 27761288 29651800 4894424 14.99 2688 2202224 2972564 8.82 206128 4199308 80020 05:21:01 AM 29096896 31152616 3558816 10.90 2688 2362372 1454352 4.32 237992 2819520 60936 Average: 28811173 30698935 3844539 11.77 2688 2200412 1925812 5.71 193991 3173223 120461 05:18:03 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:19:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:19:01 AM eth0 379.73 243.61 1904.22 70.37 0.00 0.00 0.00 0.00 05:19:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:20:01 AM lo 1.05 1.05 0.12 0.12 0.00 0.00 0.00 0.00 05:20:01 AM eth0 257.04 234.13 1832.32 63.33 0.00 0.00 0.00 0.00 05:20:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:21:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:21:01 AM eth0 185.10 159.10 1560.13 39.95 0.00 0.00 0.00 0.00 05:21:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.35 0.35 0.04 0.04 0.00 0.00 0.00 0.00 Average: eth0 272.77 211.93 1764.00 57.74 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) 01/31/2026 _x86_64_ (8 CPU) 05:17:21 LINUX RESTART (8 CPU) 05:18:03 AM CPU %user %nice %system %iowait %steal %idle 05:19:01 AM all 14.14 0.00 1.77 0.81 0.05 83.22 05:19:01 AM 0 9.70 0.00 1.75 0.54 0.07 87.94 05:19:01 AM 1 5.78 0.00 0.90 0.50 0.05 92.77 05:19:01 AM 2 20.27 0.00 2.40 0.88 0.05 76.39 05:19:01 AM 3 7.53 0.00 1.00 0.16 0.07 91.24 05:19:01 AM 4 32.63 0.00 3.13 0.48 0.05 63.71 05:19:01 AM 5 20.85 0.00 2.00 1.31 0.03 75.79 05:19:01 AM 6 9.24 0.00 0.86 0.59 0.03 89.28 05:19:01 AM 7 7.05 0.00 2.11 2.06 0.05 88.72 05:20:01 AM all 34.62 0.00 1.69 1.14 0.09 62.47 05:20:01 AM 0 44.22 0.00 2.56 1.44 0.08 51.69 05:20:01 AM 1 21.60 0.00 1.19 0.87 0.08 76.27 05:20:01 AM 2 30.82 0.00 1.44 1.30 0.10 66.34 05:20:01 AM 3 30.37 0.00 1.94 2.02 0.08 65.59 05:20:01 AM 4 34.08 0.00 1.60 0.48 0.08 63.75 05:20:01 AM 5 40.43 0.00 1.17 0.12 0.08 58.19 05:20:01 AM 6 39.48 0.00 1.52 1.27 0.08 57.65 05:20:01 AM 7 35.98 0.00 2.11 1.61 0.08 60.23 05:21:01 AM all 35.31 0.00 1.57 0.32 0.09 62.71 05:21:01 AM 0 31.78 0.00 1.48 0.27 0.08 66.38 05:21:01 AM 1 34.67 0.00 1.74 0.18 0.10 63.31 05:21:01 AM 2 30.60 0.00 1.44 0.35 0.07 67.54 05:21:01 AM 3 42.71 0.00 1.97 0.33 0.08 54.90 05:21:01 AM 4 40.26 0.00 1.35 0.22 0.08 58.09 05:21:01 AM 5 39.66 0.00 1.70 0.48 0.07 58.09 05:21:01 AM 6 44.70 0.00 1.59 0.28 0.10 53.32 05:21:01 AM 7 18.11 0.00 1.27 0.45 0.10 80.07 Average: all 28.18 0.00 1.68 0.76 0.07 69.31 Average: 0 28.78 0.00 1.93 0.75 0.08 68.46 Average: 1 20.86 0.00 1.28 0.52 0.08 77.27 Average: 2 27.31 0.00 1.75 0.85 0.07 70.02 Average: 3 27.09 0.00 1.65 0.85 0.08 70.34 Average: 4 35.69 0.00 2.02 0.39 0.07 61.83 Average: 5 33.79 0.00 1.62 0.63 0.06 63.90 Average: 6 31.38 0.00 1.33 0.71 0.07 66.50 Average: 7 20.54 0.00 1.83 1.37 0.08 76.19