---> uname -a: Linux prd-centos8-docker-8c-8g-450.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 1050 26535 19 4304 30374 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:f7:c5:88 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.134/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86111sec preferred_lft 86111sec inet6 fe80::f816:3eff:fef7:c588/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:40:79:fe:f0 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::42:40ff:fe79:fef0/64 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) 01/15/2026 _x86_64_ (8 CPU) 02:28:35 LINUX RESTART (8 CPU) 02:29:01 AM tps rtps wtps bread/s bwrtn/s 02:30:01 AM 184.34 13.28 171.05 3038.69 6850.46 02:31:01 AM 276.96 10.98 265.98 1929.09 13217.66 02:32:01 AM 135.53 14.78 120.76 1279.36 37532.93 02:33:01 AM 84.01 3.57 80.44 4641.12 25030.16 Average: 170.21 10.65 159.56 2721.99 20659.08 02:29:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:30:01 AM 29421080 31215316 3234632 9.91 2688 2113664 1984908 5.89 148772 2643716 234588 02:31:01 AM 28094224 30323460 4561488 13.97 2688 2540688 2121080 6.29 237056 3834376 288396 02:32:01 AM 25877128 28949084 6778584 20.76 2688 3365980 5424828 16.10 456372 5756584 288 02:33:01 AM 27145364 31074376 5510348 16.87 2688 4218732 1538020 4.56 881108 4067656 23252 Average: 27634449 30390559 5021263 15.38 2688 3059766 2767209 8.21 430827 4075583 136631 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 104.45 72.30 1313.37 25.38 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 477.99 371.99 5910.50 50.69 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 10.04 10.04 1.07 1.07 0.00 0.00 0.00 0.00 02:32:01 AM eth0 1272.25 362.87 6517.45 38.37 0.00 0.00 0.00 0.00 02:32:01 AM docker0 3.63 4.70 0.52 0.54 0.00 0.00 0.00 0.00 02:32:01 AM veth3d66008 0.05 0.20 0.00 0.02 0.00 0.00 0.00 0.00 02:33:01 AM lo 2.00 2.00 0.21 0.21 0.00 0.00 0.00 0.00 02:33:01 AM eth0 129.26 138.75 1384.07 1248.68 0.00 0.00 0.00 0.00 02:33:01 AM docker0 0.70 0.78 0.10 0.09 0.00 0.00 0.00 0.00 Average: lo 3.01 3.01 0.32 0.32 0.00 0.00 0.00 0.00 Average: eth0 496.03 236.49 3781.57 340.78 0.00 0.00 0.00 0.00 Average: docker0 1.08 1.37 0.15 0.16 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) 01/15/2026 _x86_64_ (8 CPU) 02:28:35 LINUX RESTART (8 CPU) 02:29:01 AM CPU %user %nice %system %iowait %steal %idle 02:30:01 AM all 10.37 0.00 1.14 0.72 0.06 87.70 02:30:01 AM 0 12.50 0.00 1.22 0.32 0.08 85.88 02:30:01 AM 1 10.62 0.00 1.04 0.97 0.07 87.31 02:30:01 AM 2 1.59 0.00 0.47 0.35 0.07 97.52 02:30:01 AM 3 13.38 0.00 1.37 0.30 0.07 84.88 02:30:01 AM 4 13.69 0.00 1.34 0.33 0.07 84.57 02:30:01 AM 5 4.51 0.00 1.27 1.70 0.05 92.46 02:30:01 AM 6 21.14 0.00 1.75 1.39 0.07 75.66 02:30:01 AM 7 5.52 0.00 0.70 0.38 0.03 93.36 02:31:01 AM all 24.34 0.00 1.47 1.10 0.11 72.98 02:31:01 AM 0 26.99 0.00 1.34 0.30 0.12 71.25 02:31:01 AM 1 34.87 0.00 1.84 1.93 0.12 61.25 02:31:01 AM 2 11.80 0.00 1.15 1.51 0.10 85.44 02:31:01 AM 3 24.20 0.00 1.26 0.65 0.10 73.79 02:31:01 AM 4 29.28 0.00 1.32 0.72 0.12 68.56 02:31:01 AM 5 20.24 0.00 1.51 1.11 0.10 77.04 02:31:01 AM 6 24.79 0.00 2.04 1.31 0.10 71.76 02:31:01 AM 7 22.55 0.00 1.30 1.29 0.10 74.76 02:32:01 AM all 22.57 0.23 3.31 1.72 0.12 72.06 02:32:01 AM 0 30.59 1.53 2.95 1.10 0.13 63.70 02:32:01 AM 1 20.62 0.19 4.46 6.46 0.12 68.15 02:32:01 AM 2 30.53 0.02 3.28 1.03 0.12 65.02 02:32:01 AM 3 27.22 0.00 3.16 0.42 0.12 69.08 02:32:01 AM 4 13.87 0.03 2.87 2.67 0.10 80.45 02:32:01 AM 5 16.76 0.02 3.44 1.15 0.14 78.49 02:32:01 AM 6 27.31 0.03 2.61 0.08 0.10 69.86 02:32:01 AM 7 13.69 0.00 3.68 0.83 0.10 81.70 02:33:01 AM all 16.24 0.05 1.91 1.30 0.07 80.43 02:33:01 AM 0 11.00 0.39 1.44 1.16 0.08 85.93 02:33:01 AM 1 8.59 0.00 1.86 3.97 0.07 85.52 02:33:01 AM 2 18.83 0.00 1.96 1.78 0.08 77.35 02:33:01 AM 3 15.33 0.00 1.97 2.01 0.07 80.62 02:33:01 AM 4 20.45 0.02 2.59 0.52 0.07 76.35 02:33:01 AM 5 19.53 0.00 1.69 0.02 0.05 78.71 02:33:01 AM 6 13.61 0.00 1.81 0.69 0.05 83.84 02:33:01 AM 7 22.59 0.00 1.99 0.23 0.07 75.12 Average: all 18.37 0.07 1.96 1.21 0.09 78.31 Average: 0 20.24 0.48 1.73 0.72 0.10 76.72 Average: 1 18.67 0.05 2.29 3.32 0.09 75.58 Average: 2 15.66 0.00 1.71 1.17 0.09 81.37 Average: 3 20.01 0.00 1.94 0.85 0.09 77.12 Average: 4 19.33 0.01 2.03 1.06 0.09 77.48 Average: 5 15.25 0.00 1.97 0.99 0.08 81.69 Average: 6 21.70 0.01 2.05 0.87 0.08 75.29 Average: 7 16.09 0.00 1.91 0.68 0.08 81.24