---> uname -a: Linux prd-centos8-docker-4c-4g-14355.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 13% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 1518 11096 19 3147 13897 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:9c:96:54 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.196/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85950sec preferred_lft 85950sec inet6 fe80::f816:3eff:fe9c:9654/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:e9:01:66:2a 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:e9ff:fe01:662a/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) 11/22/2025 _x86_64_ (4 CPU) 00:32:23 LINUX RESTART (4 CPU) 12:33:01 AM tps rtps wtps bread/s bwrtn/s 12:34:01 AM 174.45 14.72 159.73 3050.63 9643.80 12:35:01 AM 182.40 7.08 175.32 1025.83 11774.84 12:36:01 AM 29.75 0.00 29.75 0.00 7483.91 12:37:01 AM 4.71 1.83 2.88 138.71 284.68 12:38:01 AM 74.53 1.70 72.83 501.70 15837.47 12:39:01 AM 29.06 2.62 26.44 73.58 1255.90 Average: 82.48 4.66 77.82 798.47 7713.01 12:33:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:34:01 AM 12744420 14801488 3397112 21.05 2688 2264620 1355196 7.88 161692 2848228 226352 12:35:01 AM 10777204 13156816 5364328 33.23 2688 2580344 3366220 19.58 253940 4685944 213804 12:36:01 AM 9521788 11907468 6619744 41.01 2688 2586180 4169944 24.26 266424 5925628 3084 12:37:01 AM 8199820 10596356 7941712 49.20 2688 2596716 5222676 30.38 268988 7241492 2380 12:38:01 AM 7541708 10360204 8599824 53.28 2688 3008492 5762532 33.52 407620 7714608 108 12:39:01 AM 11426772 14295268 4714760 29.21 2688 3057892 1717284 9.99 482028 3770760 24628 Average: 10035285 12519600 6106247 37.83 2688 2682374 3598975 20.94 306782 5364443 78393 12:33:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:34:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:34:01 AM eth0 187.04 133.09 2775.41 26.63 0.00 0.00 0.00 0.00 12:34:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:35:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:35:01 AM eth0 325.53 259.52 4314.09 35.19 0.00 0.00 0.00 0.00 12:35:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:36:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:36:01 AM eth0 218.16 149.04 71.01 81.50 0.00 0.00 0.00 0.00 12:36:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:37:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:37:01 AM eth0 217.95 146.35 58.65 59.83 0.00 0.00 0.00 0.00 12:37:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:38:01 AM lo 18.64 18.64 27.33 27.33 0.00 0.00 0.00 0.00 12:38:01 AM eth0 236.49 131.02 2829.77 11.59 0.00 0.00 0.00 0.00 12:38:01 AM docker0 0.15 0.25 0.01 0.02 0.00 0.00 0.00 0.00 12:38:01 AM veth76de0ed 0.15 0.40 0.01 0.03 0.00 0.00 0.00 0.00 12:38:01 AM br-0a3f35111522 5.75 5.65 25.61 0.94 0.00 0.00 0.00 0.00 12:39:01 AM lo 0.82 0.82 0.04 0.04 0.00 0.00 0.00 0.00 12:39:01 AM eth0 454.30 208.26 714.62 282.69 0.00 0.00 0.00 0.00 12:39:01 AM docker0 0.07 0.08 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 3.24 3.24 4.56 4.56 0.00 0.00 0.00 0.00 Average: eth0 273.23 171.21 1793.77 82.90 0.00 0.00 0.00 0.00 Average: docker0 0.04 0.06 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) 11/22/2025 _x86_64_ (4 CPU) 00:32:23 LINUX RESTART (4 CPU) 12:33:01 AM CPU %user %nice %system %iowait %steal %idle 12:34:01 AM all 22.03 0.00 1.94 0.97 0.08 74.99 12:34:01 AM 0 17.46 0.00 1.82 0.50 0.08 80.14 12:34:01 AM 1 35.09 0.00 2.87 1.59 0.08 60.37 12:34:01 AM 2 13.72 0.00 1.02 0.70 0.07 84.49 12:34:01 AM 3 21.86 0.00 2.04 1.09 0.07 74.95 12:35:01 AM all 58.52 0.00 2.08 0.72 0.09 38.59 12:35:01 AM 0 62.75 0.00 1.89 0.40 0.08 34.88 12:35:01 AM 1 58.73 0.00 1.87 0.79 0.08 38.53 12:35:01 AM 2 51.85 0.00 2.29 0.84 0.10 44.93 12:35:01 AM 3 60.77 0.00 2.26 0.85 0.10 36.02 12:36:01 AM all 39.08 0.00 1.42 0.21 0.08 59.21 12:36:01 AM 0 39.44 0.00 1.07 0.03 0.10 59.36 12:36:01 AM 1 33.03 0.00 1.47 0.20 0.08 65.21 12:36:01 AM 2 49.45 0.00 1.85 0.37 0.08 48.25 12:36:01 AM 3 34.41 0.00 1.27 0.25 0.07 64.01 12:37:01 AM all 23.63 0.00 1.16 0.03 0.07 75.12 12:37:01 AM 0 17.67 0.00 0.73 0.02 0.07 81.51 12:37:01 AM 1 18.02 0.00 0.92 0.02 0.07 80.98 12:37:01 AM 2 42.83 0.00 1.87 0.07 0.07 55.17 12:37:01 AM 3 15.99 0.00 1.10 0.02 0.07 82.82 12:38:01 AM all 31.13 0.00 3.25 0.67 0.09 64.86 12:38:01 AM 0 24.14 0.00 3.06 0.50 0.10 72.20 12:38:01 AM 1 27.05 0.00 2.93 1.09 0.08 68.85 12:38:01 AM 2 42.14 0.00 3.69 0.97 0.10 53.09 12:38:01 AM 3 31.19 0.00 3.31 0.12 0.08 65.30 12:39:01 AM all 40.68 0.00 1.34 0.13 0.07 57.78 12:39:01 AM 0 47.81 0.00 0.82 0.00 0.07 51.30 12:39:01 AM 1 49.32 0.00 1.60 0.17 0.07 48.84 12:39:01 AM 2 43.75 0.00 1.91 0.25 0.08 54.01 12:39:01 AM 3 21.81 0.00 1.05 0.10 0.07 76.97 Average: all 35.85 0.00 1.86 0.45 0.08 61.76 Average: 0 34.88 0.00 1.56 0.24 0.08 63.23 Average: 1 36.88 0.00 1.94 0.64 0.08 60.46 Average: 2 40.62 0.00 2.10 0.53 0.08 56.66 Average: 3 31.00 0.00 1.84 0.40 0.08 66.68