---> uname -a: Linux prd-centos8-docker-8c-8g-7.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 1044 27281 19 3564 30386 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:65:4d:7e brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.218/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86132sec preferred_lft 86132sec inet6 fe80::f816:3eff:fe65:4d7e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:3a:f1:ba:74 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::42:3aff:fef1:ba74/64 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) 12/16/2025 _x86_64_ (8 CPU) 03:37:28 LINUX RESTART (8 CPU) 03:38:01 AM tps rtps wtps bread/s bwrtn/s 03:39:01 AM 156.00 20.08 135.92 3985.74 8580.01 03:40:01 AM 407.75 5.56 402.18 1228.66 16105.95 03:41:01 AM 259.73 3.22 256.51 529.96 38933.61 Average: 274.49 9.62 264.87 1914.78 21206.52 03:38:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:39:01 AM 29290620 31125236 3365092 10.30 2688 2153232 2078804 6.17 154052 2761980 192040 03:40:01 AM 28055732 30198100 4599980 14.09 2688 2453412 2294048 6.81 244540 3859248 88356 03:41:01 AM 26696860 29803880 5958852 18.25 2688 3403528 2799724 8.31 574056 4833668 32 Average: 28014404 30375739 4641308 14.21 2688 2670057 2390859 7.09 324216 3818299 93476 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 120.28 94.87 1361.86 36.38 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 348.20 300.88 4101.88 43.80 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 445.28 326.61 8444.83 37.73 0.00 0.00 0.00 0.00 03:41:01 AM docker0 9.16 12.36 0.53 307.46 0.00 0.00 0.00 0.00 03:41:01 AM veth014845e 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 AM vetha6e69ca 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 304.59 240.79 4636.19 39.30 0.00 0.00 0.00 0.00 Average: docker0 3.05 4.12 0.18 102.49 0.00 0.00 0.00 0.00 Average: veth014845e 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: vetha6e69ca 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) 12/16/2025 _x86_64_ (8 CPU) 03:37:28 LINUX RESTART (8 CPU) 03:38:01 AM CPU %user %nice %system %iowait %steal %idle 03:39:01 AM all 11.26 0.00 1.11 0.37 0.06 87.21 03:39:01 AM 0 21.85 0.00 2.64 0.58 0.08 74.85 03:39:01 AM 1 11.80 0.00 0.87 0.65 0.07 86.61 03:39:01 AM 2 2.32 0.00 0.48 0.13 0.05 97.01 03:39:01 AM 3 20.36 0.00 1.84 0.63 0.07 77.10 03:39:01 AM 4 18.78 0.00 1.05 0.35 0.07 79.75 03:39:01 AM 5 7.38 0.00 0.83 0.10 0.05 91.64 03:39:01 AM 6 1.45 0.00 0.32 0.07 0.07 98.09 03:39:01 AM 7 6.08 0.00 0.84 0.40 0.05 92.63 03:40:01 AM all 19.23 0.00 1.29 1.13 0.09 78.26 03:40:01 AM 0 22.60 0.00 0.85 0.23 0.12 76.20 03:40:01 AM 1 20.05 0.00 1.76 1.31 0.10 76.78 03:40:01 AM 2 32.93 0.00 1.04 0.87 0.10 65.07 03:40:01 AM 3 18.25 0.00 0.84 0.52 0.08 80.31 03:40:01 AM 4 15.88 0.00 2.03 3.36 0.10 78.63 03:40:01 AM 5 9.15 0.00 0.94 0.77 0.08 89.06 03:40:01 AM 6 17.12 0.00 1.47 1.02 0.10 80.28 03:40:01 AM 7 17.83 0.00 1.42 0.95 0.07 79.73 03:41:01 AM all 21.87 0.00 3.20 1.05 0.11 73.78 03:41:01 AM 0 9.45 0.00 2.85 0.17 0.10 87.43 03:41:01 AM 1 26.73 0.00 3.20 2.56 0.12 67.40 03:41:01 AM 2 29.19 0.00 3.17 2.07 0.13 65.43 03:41:01 AM 3 28.58 0.00 3.78 1.66 0.12 65.85 03:41:01 AM 4 13.18 0.00 2.88 0.47 0.10 83.38 03:41:01 AM 5 19.91 0.00 4.17 0.39 0.08 75.45 03:41:01 AM 6 24.40 0.00 2.57 0.50 0.12 72.41 03:41:01 AM 7 23.47 0.00 2.96 0.57 0.12 72.87 Average: all 17.44 0.00 1.86 0.85 0.09 79.76 Average: 0 17.99 0.00 2.11 0.33 0.10 79.47 Average: 1 19.51 0.00 1.94 1.50 0.09 76.95 Average: 2 21.46 0.00 1.56 1.02 0.09 75.86 Average: 3 22.39 0.00 2.15 0.94 0.09 74.44 Average: 4 15.95 0.00 1.98 1.40 0.09 80.58 Average: 5 12.12 0.00 1.98 0.42 0.07 85.41 Average: 6 14.31 0.00 1.45 0.53 0.09 83.61 Average: 7 15.77 0.00 1.74 0.64 0.08 81.77