---> uname -a: Linux prd-centos8-docker-4c-4g-47448.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): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 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): 0-3 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 7.7G 0 7.7G 0% /dev tmpfs 7.7G 0 7.7G 0% /dev/shm tmpfs 7.7G 17M 7.7G 1% /run tmpfs 7.7G 0 7.7G 0% /sys/fs/cgroup /dev/vda1 80G 11G 70G 14% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 1016 10973 19 3773 14397 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:62:71:66 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.71/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86104sec preferred_lft 86104sec inet6 fe80::f816:3eff:fe62:7166/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:76:47:e5:f3 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::42:76ff:fe47:e5f3/64 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) 09/20/2025 _x86_64_ (4 CPU) 01:37:12 LINUX RESTART (4 CPU) 01:38:01 AM tps rtps wtps bread/s bwrtn/s 01:39:01 AM 255.27 5.16 250.11 575.31 12626.89 01:40:01 AM 201.22 2.25 198.97 493.38 32475.44 01:41:01 AM 1053.07 95.07 958.00 1697.43 26434.62 01:42:01 AM 76.10 23.98 52.12 483.79 2574.67 Average: 396.43 31.62 364.81 812.50 18527.74 01:38:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:39:01 AM 12440076 14492096 3701456 22.93 2688 2256860 1577660 9.18 183392 3112576 194324 01:40:01 AM 11194344 14179408 4947188 30.65 2688 3125296 1767664 10.28 366192 4014672 174496 01:41:01 AM 9914024 13358504 6227508 38.58 2688 3438524 1840596 10.71 415564 4908920 6740 01:42:01 AM 11238728 14741112 4902804 30.37 2688 3491396 1166204 6.78 620668 3388256 23064 Average: 11196793 14192780 4944739 30.63 2688 3078019 1588031 9.24 396454 3856106 99656 01:38:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:39:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:39:01 AM eth0 293.05 234.85 3419.01 39.56 0.00 0.00 0.00 0.00 01:39:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:40:01 AM lo 5.95 5.95 4.54 4.54 0.00 0.00 0.00 0.00 01:40:01 AM eth0 374.84 226.76 3585.45 31.40 0.00 0.00 0.00 0.00 01:40:01 AM docker0 3.12 3.15 4.08 0.45 0.00 0.00 0.00 0.00 01:41:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:41:01 AM eth0 71.71 35.22 644.70 6.07 0.00 0.00 0.00 0.00 01:41:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:42:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:42:01 AM eth0 28.86 24.81 56.00 10.16 0.00 0.00 0.00 0.00 01:42:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.49 1.49 1.13 1.13 0.00 0.00 0.00 0.00 Average: eth0 192.12 130.42 1926.36 21.80 0.00 0.00 0.00 0.00 Average: docker0 0.78 0.79 1.02 0.11 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) 09/20/2025 _x86_64_ (4 CPU) 01:37:12 LINUX RESTART (4 CPU) 01:38:01 AM CPU %user %nice %system %iowait %steal %idle 01:39:01 AM all 29.77 0.00 2.46 1.23 0.08 66.46 01:39:01 AM 0 31.97 0.00 2.94 1.28 0.08 63.73 01:39:01 AM 1 29.18 0.00 2.47 1.57 0.08 66.69 01:39:01 AM 2 24.79 0.00 1.97 1.22 0.07 71.95 01:39:01 AM 3 33.15 0.00 2.46 0.84 0.07 63.48 01:40:01 AM all 42.67 0.09 5.85 1.80 0.11 49.47 01:40:01 AM 0 45.33 0.02 6.95 2.93 0.12 44.66 01:40:01 AM 1 39.90 0.14 5.48 1.79 0.10 52.59 01:40:01 AM 2 41.58 0.19 5.36 0.79 0.10 51.99 01:40:01 AM 3 43.86 0.03 5.63 1.69 0.12 48.67 01:41:01 AM all 29.95 0.00 7.35 9.21 0.10 53.39 01:41:01 AM 0 62.38 0.00 6.54 5.92 0.12 25.04 01:41:01 AM 1 18.71 0.00 6.95 8.86 0.10 65.38 01:41:01 AM 2 23.38 0.00 9.23 12.70 0.10 54.60 01:41:01 AM 3 15.33 0.00 6.68 9.39 0.08 68.51 01:42:01 AM all 34.88 0.00 2.21 0.46 0.09 62.36 01:42:01 AM 0 56.65 0.00 3.19 0.53 0.10 39.53 01:42:01 AM 1 36.49 0.00 2.19 0.52 0.08 60.72 01:42:01 AM 2 26.53 0.00 2.07 0.45 0.08 70.86 01:42:01 AM 3 19.85 0.00 1.37 0.35 0.08 78.35 Average: all 34.31 0.02 4.46 3.16 0.09 57.95 Average: 0 49.04 0.00 4.90 2.66 0.10 43.30 Average: 1 31.07 0.03 4.26 3.17 0.09 61.36 Average: 2 29.05 0.05 4.64 3.77 0.09 62.40 Average: 3 28.05 0.01 4.02 3.05 0.09 64.78