---> uname -a: Linux prd-centos8-docker-8c-8g-2797.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 12G 149G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1054 27139 19 3697 30372 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:2d:e2:b4 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.157/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86086sec preferred_lft 86086sec inet6 fe80::f816:3eff:fe2d:e2b4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:2e:58:fc:19 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::42:2eff:fe58:fc19/64 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) 01/03/2026 _x86_64_ (8 CPU) 03:37:26 LINUX RESTART (8 CPU) 03:38:01 AM tps rtps wtps bread/s bwrtn/s 03:39:01 AM 164.93 14.55 150.38 3204.00 9518.49 03:40:01 AM 405.37 4.53 400.83 1148.08 12700.00 03:41:01 AM 203.97 2.30 201.67 92.37 11663.68 03:42:01 AM 168.41 1.98 166.43 418.13 38278.99 Average: 235.66 5.84 229.82 1215.65 18040.51 03:38:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:39:01 AM 29260116 31096844 3395596 10.40 2688 2155064 1583232 4.70 153344 2788096 131336 03:40:01 AM 28428276 30551820 4227436 12.95 2688 2433152 1982300 5.88 218200 3512916 109652 03:41:01 AM 26863640 29562120 5792072 17.74 2688 3000424 3296824 9.78 478284 4786364 378904 03:42:01 AM 27735048 31044492 4920664 15.07 2688 3601608 1568304 4.65 825892 3539032 150096 Average: 28071770 30563819 4583942 14.04 2688 2797562 2107665 6.25 418930 3656602 192497 03:38:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:39:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:39:01 AM eth0 117.68 94.20 1210.52 33.86 0.00 0.00 0.00 0.00 03:39:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 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 374.94 341.24 3817.76 48.64 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 564.06 446.57 7355.69 52.48 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 319.84 268.21 2687.82 1343.98 0.00 0.00 0.00 0.00 03:42:01 AM docker0 15.29 18.98 0.84 308.16 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 344.13 287.55 3767.95 369.75 0.00 0.00 0.00 0.00 Average: docker0 3.82 4.74 0.21 77.04 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) 01/03/2026 _x86_64_ (8 CPU) 03:37:26 LINUX RESTART (8 CPU) 03:38:01 AM CPU %user %nice %system %iowait %steal %idle 03:39:01 AM all 10.14 0.00 0.99 1.13 0.06 87.69 03:39:01 AM 0 10.85 0.00 0.77 0.40 0.07 87.92 03:39:01 AM 1 8.83 0.00 1.00 1.90 0.07 88.20 03:39:01 AM 2 8.50 0.00 0.89 0.72 0.10 89.80 03:39:01 AM 3 8.77 0.00 0.75 0.40 0.07 90.01 03:39:01 AM 4 18.36 0.00 1.85 2.40 0.05 77.33 03:39:01 AM 5 18.03 0.00 1.60 1.90 0.05 78.42 03:39:01 AM 6 5.16 0.00 0.52 0.42 0.05 93.86 03:39:01 AM 7 2.59 0.00 0.50 0.85 0.07 95.99 03:40:01 AM all 15.36 0.00 1.20 1.82 0.08 81.54 03:40:01 AM 0 22.75 0.00 1.12 1.92 0.08 74.12 03:40:01 AM 1 15.88 0.00 1.66 3.51 0.10 78.85 03:40:01 AM 2 9.89 0.00 1.59 2.76 0.07 85.70 03:40:01 AM 3 15.58 0.00 1.41 2.39 0.08 80.53 03:40:01 AM 4 21.69 0.00 0.53 0.42 0.08 77.27 03:40:01 AM 5 12.10 0.00 1.07 1.39 0.08 85.36 03:40:01 AM 6 12.47 0.00 1.14 0.79 0.07 85.54 03:40:01 AM 7 12.48 0.00 1.07 1.41 0.07 84.98 03:41:01 AM all 26.06 0.00 1.56 1.22 0.09 71.07 03:41:01 AM 0 19.23 0.00 1.19 0.65 0.10 78.82 03:41:01 AM 1 34.40 0.00 2.05 1.85 0.12 61.59 03:41:01 AM 2 26.27 0.00 1.73 1.28 0.08 70.64 03:41:01 AM 3 40.99 0.00 2.06 3.00 0.12 53.83 03:41:01 AM 4 25.03 0.00 1.37 0.57 0.07 72.96 03:41:01 AM 5 16.28 0.00 1.58 1.21 0.08 80.85 03:41:01 AM 6 24.22 0.00 1.24 0.70 0.08 73.75 03:41:01 AM 7 22.04 0.00 1.29 0.49 0.07 76.12 03:42:01 AM all 11.24 0.00 2.83 1.68 0.07 84.17 03:42:01 AM 0 6.19 0.00 2.60 0.72 0.08 90.41 03:42:01 AM 1 10.17 0.00 3.24 3.83 0.08 82.68 03:42:01 AM 2 25.05 0.00 4.04 2.63 0.08 68.19 03:42:01 AM 3 4.84 0.00 2.75 2.64 0.07 89.70 03:42:01 AM 4 16.85 0.00 2.00 0.70 0.07 80.38 03:42:01 AM 5 7.22 0.00 2.82 0.89 0.07 89.00 03:42:01 AM 6 10.08 0.00 2.55 1.75 0.07 85.55 03:42:01 AM 7 9.54 0.00 2.64 0.29 0.07 87.47 Average: all 15.69 0.00 1.64 1.46 0.08 81.12 Average: 0 14.76 0.00 1.42 0.92 0.08 82.81 Average: 1 17.31 0.00 1.99 2.77 0.09 77.84 Average: 2 17.41 0.00 2.06 1.85 0.08 78.59 Average: 3 17.55 0.00 1.74 2.11 0.08 78.52 Average: 4 20.48 0.00 1.44 1.02 0.07 76.99 Average: 5 13.41 0.00 1.77 1.35 0.07 83.40 Average: 6 12.97 0.00 1.36 0.91 0.07 84.69 Average: 7 11.65 0.00 1.37 0.76 0.07 86.15