---> uname -a: Linux prd-centos8-docker-8c-8g-15437.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: 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): 0-7 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 1073 26997 19 3818 30343 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:47:aa:4c 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 85975sec preferred_lft 85975sec inet6 fe80::f816:3eff:fe47:aa4c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:2e:d6:fd:7c 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:fed6:fd7c/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) 11/26/2025 _x86_64_ (8 CPU) 13:56:41 LINUX RESTART (8 CPU) 01:57:01 PM tps rtps wtps bread/s bwrtn/s 01:58:01 PM 271.90 12.43 259.47 1874.75 9004.28 01:59:01 PM 266.76 18.88 247.88 4139.15 14900.67 02:00:01 PM 87.80 0.30 87.50 77.57 9157.78 02:01:01 PM 105.63 0.53 105.10 411.93 45504.88 02:02:01 PM 35.80 0.12 35.68 6.53 816.39 02:03:01 PM 17.32 0.48 16.84 21.46 427.97 Average: 130.86 5.46 125.41 1088.50 13300.52 01:57:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:58:01 PM 29493176 31232176 3162536 9.68 2688 2057768 1467768 4.35 148636 2569588 223496 01:59:01 PM 27553732 29754964 5101980 15.62 2688 2511880 2753388 8.17 258292 4347760 181780 02:00:01 PM 26803640 29079696 5852072 17.92 2688 2584020 3321552 9.85 281584 5065416 108 02:01:01 PM 24766012 28175288 7889700 24.16 2688 3691736 5281876 15.67 406168 6871752 216 02:02:01 PM 24072616 27485420 8583096 26.28 2688 3694488 5884656 17.46 440716 7527700 144 02:03:01 PM 24229816 27648600 8425896 25.80 2688 3700696 4469428 13.26 444120 7371036 20 Average: 26153165 28896024 6502547 19.91 2688 3040098 3863111 11.46 329919 5625542 67627 01:57:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:58:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:58:01 PM eth0 337.41 218.95 1822.23 54.25 0.00 0.00 0.00 0.00 01:58:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:59:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:59:01 PM eth0 461.15 366.51 5200.69 68.96 0.00 0.00 0.00 0.00 01:59:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:00:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:00:01 PM eth0 178.02 143.90 944.33 39.31 0.00 0.00 0.00 0.00 02:00:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:01:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:01:01 PM eth0 296.75 178.34 9507.71 12.83 0.00 0.00 0.00 0.00 02:01:01 PM docker0 0.00 0.08 0.00 0.01 0.00 0.00 0.00 0.00 02:01:01 PM vethd1d19e1 0.00 0.20 0.00 0.02 0.00 0.00 0.00 0.00 02:02:01 PM lo 27.27 27.27 2.48 2.48 0.00 0.00 0.00 0.00 02:02:01 PM eth0 61.70 43.84 18.95 20.61 0.00 0.00 0.00 0.00 02:02:01 PM docker0 7.85 8.75 1.05 1.03 0.00 0.00 0.00 0.00 02:02:01 PM veth71ba929 0.20 0.38 0.03 0.05 0.00 0.00 0.00 0.00 02:03:01 PM lo 75.20 75.20 4.73 4.73 0.00 0.00 0.00 0.00 02:03:01 PM eth0 498.70 354.49 131.75 129.90 0.00 0.00 0.00 0.00 02:03:01 PM docker0 5.03 5.88 0.85 0.86 0.00 0.00 0.00 0.00 Average: lo 17.08 17.08 1.20 1.20 0.00 0.00 0.00 0.00 Average: eth0 305.62 217.67 2937.30 54.31 0.00 0.00 0.00 0.00 Average: docker0 2.15 2.45 0.32 0.32 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) 11/26/2025 _x86_64_ (8 CPU) 13:56:41 LINUX RESTART (8 CPU) 01:57:01 PM CPU %user %nice %system %iowait %steal %idle 01:58:01 PM all 12.01 0.00 1.49 0.94 0.04 85.51 01:58:01 PM 0 2.24 0.00 1.17 0.60 0.05 95.94 01:58:01 PM 1 6.81 0.00 1.30 0.99 0.05 90.85 01:58:01 PM 2 5.30 0.00 1.19 0.55 0.05 92.91 01:58:01 PM 3 23.37 0.00 2.05 0.73 0.05 73.79 01:58:01 PM 4 8.53 0.00 1.44 2.26 0.02 87.75 01:58:01 PM 5 15.60 0.00 1.03 0.60 0.05 82.71 01:58:01 PM 6 13.24 0.00 2.14 1.09 0.03 83.50 01:58:01 PM 7 21.01 0.00 1.59 0.73 0.05 76.62 01:59:01 PM all 30.69 0.00 1.35 1.56 0.09 66.31 01:59:01 PM 0 39.59 0.00 1.54 0.45 0.08 58.34 01:59:01 PM 1 21.27 0.00 1.40 2.49 0.10 74.74 01:59:01 PM 2 34.42 0.00 1.52 1.99 0.08 61.98 01:59:01 PM 3 29.11 0.00 1.88 3.48 0.08 65.44 01:59:01 PM 4 31.81 0.00 1.22 0.38 0.10 66.48 01:59:01 PM 5 32.15 0.00 1.37 1.61 0.07 64.80 01:59:01 PM 6 31.31 0.00 1.00 1.46 0.08 66.15 01:59:01 PM 7 25.91 0.00 0.89 0.59 0.08 72.53 02:00:01 PM all 24.78 0.00 0.80 0.62 0.05 73.75 02:00:01 PM 0 24.13 0.00 0.42 1.47 0.07 73.92 02:00:01 PM 1 18.04 0.00 0.72 0.28 0.05 80.91 02:00:01 PM 2 54.28 0.00 1.90 2.34 0.05 41.43 02:00:01 PM 3 31.39 0.00 0.32 0.07 0.05 68.17 02:00:01 PM 4 16.20 0.00 0.60 0.02 0.03 83.15 02:00:01 PM 5 11.66 0.00 0.84 0.03 0.07 87.40 02:00:01 PM 6 35.63 0.00 0.68 0.03 0.07 63.59 02:00:01 PM 7 6.83 0.00 0.94 0.74 0.05 91.44 02:01:01 PM all 20.97 0.00 2.16 2.06 0.06 74.76 02:01:01 PM 0 21.76 0.00 1.41 0.44 0.05 76.35 02:01:01 PM 1 10.84 0.00 1.90 3.16 0.05 84.06 02:01:01 PM 2 32.73 0.00 2.25 3.36 0.08 61.57 02:01:01 PM 3 28.23 0.00 3.76 6.92 0.05 61.03 02:01:01 PM 4 22.24 0.00 1.46 0.57 0.05 75.68 02:01:01 PM 5 12.58 0.00 2.23 0.15 0.07 84.97 02:01:01 PM 6 21.36 0.00 2.08 1.19 0.05 75.31 02:01:01 PM 7 17.98 0.00 2.18 0.69 0.07 79.08 02:02:01 PM all 22.69 0.00 1.72 0.05 0.07 75.48 02:02:01 PM 0 20.33 0.00 1.61 0.07 0.08 77.91 02:02:01 PM 1 19.95 0.00 1.74 0.05 0.07 78.20 02:02:01 PM 2 15.88 0.00 1.39 0.02 0.08 82.63 02:02:01 PM 3 46.25 0.00 2.27 0.03 0.07 51.38 02:02:01 PM 4 20.73 0.00 1.89 0.07 0.07 77.24 02:02:01 PM 5 20.89 0.00 1.67 0.05 0.07 77.32 02:02:01 PM 6 17.49 0.00 1.61 0.10 0.07 80.74 02:02:01 PM 7 19.96 0.00 1.57 0.02 0.07 78.39 02:03:01 PM all 10.14 0.00 1.52 0.03 0.08 88.22 02:03:01 PM 0 9.65 0.00 1.57 0.03 0.07 88.68 02:03:01 PM 1 11.64 0.00 1.61 0.00 0.08 86.67 02:03:01 PM 2 13.07 0.00 1.64 0.00 0.08 85.21 02:03:01 PM 3 9.30 0.00 1.84 0.05 0.08 88.73 02:03:01 PM 4 11.03 0.00 0.99 0.02 0.07 87.90 02:03:01 PM 5 6.94 0.00 1.46 0.03 0.08 91.49 02:03:01 PM 6 8.32 0.00 1.44 0.03 0.07 90.14 02:03:01 PM 7 11.21 0.00 1.66 0.08 0.08 86.97 Average: all 20.21 0.00 1.51 0.88 0.07 77.34 Average: 0 19.61 0.00 1.28 0.51 0.07 78.52 Average: 1 14.76 0.00 1.44 1.16 0.07 82.57 Average: 2 25.94 0.00 1.65 1.38 0.07 70.96 Average: 3 27.94 0.00 2.02 1.88 0.06 68.10 Average: 4 18.42 0.00 1.27 0.55 0.06 79.70 Average: 5 16.64 0.00 1.43 0.41 0.07 81.44 Average: 6 21.23 0.00 1.49 0.65 0.06 76.57 Average: 7 17.15 0.00 1.47 0.47 0.07 80.84