---> uname -a: Linux prd-centos8-docker-4c-4g-6142.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 1446 11180 19 3136 13970 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:b6:e7:a7 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.21/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85943sec preferred_lft 85943sec inet6 fe80::f816:3eff:feb6:e7a7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:56:ab:bd:41 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::42:56ff:feab:bd41/64 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) 10/25/2025 _x86_64_ (4 CPU) 00:32:26 LINUX RESTART (4 CPU) 12:33:01 AM tps rtps wtps bread/s bwrtn/s 12:34:01 AM 134.98 17.81 117.16 3467.16 7635.36 12:35:01 AM 231.05 7.43 223.62 1041.17 14032.58 12:36:01 AM 29.38 0.05 29.33 1.07 7458.62 12:37:01 AM 2.88 0.00 2.88 0.00 198.72 12:38:01 AM 76.61 3.37 73.24 588.60 15961.18 12:39:01 AM 28.92 2.68 26.24 92.24 1302.07 12:40:01 AM 33.39 0.45 32.94 63.85 1806.80 Average: 76.75 4.54 72.21 750.55 6913.93 12:33:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:34:01 AM 12959868 14970636 3181664 19.71 2688 2219652 1272576 7.40 159060 2644800 248640 12:35:01 AM 11082936 13448984 5058596 31.34 2688 2567244 2977704 17.32 249448 4387640 212832 12:36:01 AM 9715980 12089348 6425552 39.81 2688 2573948 4165328 24.23 266140 5732360 3248 12:37:01 AM 9007736 11386672 7133796 44.20 2688 2579264 4801052 27.93 266320 6437876 4284 12:38:01 AM 8155388 10961244 7986144 49.48 2688 2995720 5368560 31.23 407888 7102036 972 12:39:01 AM 11537572 14392076 4603960 28.52 2688 3043760 1677580 9.76 463964 3677964 22024 12:40:01 AM 11404768 14261500 4736764 29.35 2688 3045228 1787916 10.40 659952 3612764 23720 Average: 10552035 13072923 5589497 34.63 2688 2717831 3150102 18.33 353253 4799349 73674 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 138.89 96.05 2265.26 32.27 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 399.03 322.40 4815.25 43.39 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 88.27 54.92 29.36 42.43 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 281.61 188.00 80.51 81.16 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 17.96 17.96 27.35 27.35 0.00 0.00 0.00 0.00 12:38:01 AM eth0 232.99 131.31 2835.76 12.54 0.00 0.00 0.00 0.00 12:38:01 AM docker0 0.13 0.23 0.01 0.02 0.00 0.00 0.00 0.00 12:38:01 AM veth0f440b0 0.13 0.38 0.01 0.03 0.00 0.00 0.00 0.00 12:38:01 AM br-f0b8ceb79f4d 5.68 5.63 25.61 0.94 0.00 0.00 0.00 0.00 12:39:01 AM lo 1.28 1.28 0.06 0.06 0.00 0.00 0.00 0.00 12:39:01 AM eth0 511.11 257.43 707.32 132.08 0.00 0.00 0.00 0.00 12:39:01 AM docker0 0.08 0.10 0.00 0.01 0.00 0.00 0.00 0.00 12:40:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:01 AM eth0 73.69 45.50 29.08 159.67 0.00 0.00 0.00 0.00 12:40:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2.75 2.75 3.92 3.92 0.00 0.00 0.00 0.00 Average: eth0 246.53 156.53 1537.68 71.94 0.00 0.00 0.00 0.00 Average: docker0 0.03 0.05 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) 10/25/2025 _x86_64_ (4 CPU) 00:32:26 LINUX RESTART (4 CPU) 12:33:01 AM CPU %user %nice %system %iowait %steal %idle 12:34:01 AM all 23.39 0.00 1.85 0.78 0.08 73.90 12:34:01 AM 0 30.62 0.00 2.37 0.72 0.08 66.20 12:34:01 AM 1 21.25 0.00 2.01 1.25 0.08 75.41 12:34:01 AM 2 16.32 0.00 1.32 0.35 0.07 81.94 12:34:01 AM 3 25.35 0.00 1.70 0.80 0.07 72.08 12:35:01 AM all 53.83 0.00 2.31 1.23 0.12 42.51 12:35:01 AM 0 44.70 0.00 2.25 0.82 0.12 52.11 12:35:01 AM 1 59.98 0.00 2.39 1.29 0.12 36.23 12:35:01 AM 2 50.63 0.00 1.86 1.27 0.13 46.11 12:35:01 AM 3 60.04 0.00 2.73 1.54 0.12 35.58 12:36:01 AM all 46.86 0.00 1.34 0.39 0.10 51.31 12:36:01 AM 0 55.33 0.00 1.35 0.13 0.10 43.08 12:36:01 AM 1 42.36 0.00 1.35 1.12 0.10 55.07 12:36:01 AM 2 53.58 0.00 1.24 0.20 0.10 44.88 12:36:01 AM 3 36.16 0.00 1.42 0.10 0.08 62.24 12:37:01 AM all 18.50 0.00 1.27 0.01 0.06 80.15 12:37:01 AM 0 32.67 0.00 1.50 0.03 0.07 65.73 12:37:01 AM 1 12.95 0.00 1.00 0.00 0.05 86.00 12:37:01 AM 2 12.50 0.00 1.30 0.00 0.05 86.15 12:37:01 AM 3 15.90 0.00 1.29 0.00 0.08 82.73 12:38:01 AM all 37.27 0.00 3.31 0.77 0.12 58.52 12:38:01 AM 0 31.00 0.00 3.14 0.17 0.12 65.58 12:38:01 AM 1 35.59 0.00 3.30 0.66 0.12 60.34 12:38:01 AM 2 38.80 0.00 2.80 0.37 0.12 57.91 12:38:01 AM 3 43.70 0.00 4.02 1.88 0.13 50.27 12:39:01 AM all 34.76 0.00 1.38 0.10 0.08 63.69 12:39:01 AM 0 37.48 0.00 1.28 0.02 0.08 61.13 12:39:01 AM 1 41.72 0.00 1.20 0.00 0.07 57.01 12:39:01 AM 2 36.05 0.00 0.75 0.12 0.08 63.00 12:39:01 AM 3 23.76 0.00 2.27 0.27 0.07 73.63 12:40:01 AM all 20.29 0.00 1.33 0.11 0.08 78.19 12:40:01 AM 0 23.98 0.00 1.65 0.10 0.08 74.18 12:40:01 AM 1 13.70 0.00 0.85 0.02 0.08 85.35 12:40:01 AM 2 29.88 0.00 1.60 0.27 0.07 68.19 12:40:01 AM 3 13.58 0.00 1.20 0.07 0.08 85.07 Average: all 33.56 0.00 1.83 0.48 0.09 64.04 Average: 0 36.55 0.00 1.94 0.28 0.09 61.14 Average: 1 32.51 0.00 1.73 0.62 0.09 65.06 Average: 2 33.97 0.00 1.55 0.37 0.09 64.02 Average: 3 31.20 0.00 2.09 0.66 0.09 65.96