---> uname -a: Linux prd-centos8-docker-8c-8g-4982.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 1066 26563 19 4260 30356 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:f4:4b:21 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.214/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85961sec preferred_lft 85961sec inet6 fe80::f816:3eff:fef4:4b21/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:80:a1:ae:cc 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::42:80ff:fea1:aecc/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) 01/12/2026 _x86_64_ (8 CPU) 16:59:38 LINUX RESTART (8 CPU) 05:00:00 PM tps rtps wtps bread/s bwrtn/s 05:00:01 PM 268.18 224.03 44.16 55241.56 2264.94 05:01:01 PM 236.54 10.78 225.76 1395.67 7801.48 05:02:01 PM 277.71 18.60 259.11 7573.75 13232.81 05:03:01 PM 60.86 2.63 58.22 1025.70 9379.69 05:04:01 PM 270.29 13.85 256.45 1072.84 30443.64 05:05:01 PM 30.46 0.00 30.46 0.00 18432.98 05:06:01 PM 12.46 0.07 12.40 50.12 308.67 Average: 148.58 8.58 140.01 2080.80 13220.02 05:00:00 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:00:01 PM 30314324 31630920 2341388 7.17 2688 1656748 1382856 4.10 114740 1861136 13076 05:01:01 PM 29486388 31214712 3169324 9.71 2688 2048212 1482872 4.40 148496 2581384 233032 05:02:01 PM 27850344 30138524 4805368 14.72 2688 2600436 2449184 7.27 285300 4034508 241176 05:03:01 PM 26982316 29638848 5673396 17.37 2688 2964532 2674576 7.94 393132 4776668 305572 05:04:01 PM 25925008 29676412 6730704 20.61 2688 4042324 2723020 8.08 665848 5502720 537260 05:05:01 PM 25395088 29153204 7260624 22.23 2688 4048796 3165220 9.39 666000 6028788 24 05:06:01 PM 25316204 29077696 7339508 22.48 2688 4051776 3182816 9.44 669860 6105708 20 Average: 27324239 30075759 5331473 16.33 2688 3058975 2437221 7.23 420482 4412987 190023 05:00:00 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:00:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:00:01 PM eth0 2982.47 2202.60 10498.84 476.25 0.00 0.00 0.00 0.00 05:00:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:01:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:01:01 PM eth0 286.75 176.27 1583.51 64.75 0.00 0.00 0.00 0.00 05:01:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:02:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:02:01 PM eth0 470.19 355.75 5370.07 51.88 0.00 0.00 0.00 0.00 05:02:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:03:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:03:01 PM eth0 1011.58 361.12 4557.70 63.85 0.00 0.00 0.00 0.00 05:03:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:04:01 PM lo 12.76 12.76 1.35 1.35 0.00 0.00 0.00 0.00 05:04:01 PM eth0 703.57 198.87 4158.10 29.07 0.00 0.00 0.00 0.00 05:04:01 PM docker0 4.78 5.96 0.65 0.69 0.00 0.00 0.00 0.00 05:05:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:05:01 PM eth0 88.49 65.56 175.11 19.30 0.00 0.00 0.00 0.00 05:05:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:06:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:06:01 PM eth0 162.64 131.73 101.65 49.64 0.00 0.00 0.00 0.00 05:06:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2.12 2.12 0.22 0.22 0.00 0.00 0.00 0.00 Average: eth0 464.64 223.36 2691.31 48.25 0.00 0.00 0.00 0.00 Average: docker0 0.79 0.99 0.11 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) 01/12/2026 _x86_64_ (8 CPU) 16:59:38 LINUX RESTART (8 CPU) 05:00:00 PM CPU %user %nice %system %iowait %steal %idle 05:00:01 PM all 29.93 0.00 8.82 3.22 0.00 58.04 05:00:01 PM 0 16.00 0.00 6.67 0.00 0.00 77.33 05:00:01 PM 1 39.33 0.00 6.67 0.00 0.00 54.00 05:00:01 PM 2 44.08 0.00 5.92 0.00 0.00 50.00 05:00:01 PM 3 19.33 0.00 12.00 2.00 0.00 66.67 05:00:01 PM 4 32.89 0.00 5.26 0.00 0.00 61.84 05:00:01 PM 5 17.65 0.00 13.07 4.58 0.00 64.71 05:00:01 PM 6 45.45 0.00 9.74 17.53 0.00 27.27 05:00:01 PM 7 24.34 0.00 11.18 1.32 0.00 63.16 05:01:01 PM all 11.35 0.00 1.30 0.71 0.05 86.58 05:01:01 PM 0 9.10 0.00 1.90 2.67 0.07 86.25 05:01:01 PM 1 31.20 0.00 2.62 0.60 0.07 65.51 05:01:01 PM 2 9.85 0.00 0.60 0.67 0.05 88.83 05:01:01 PM 3 9.40 0.00 1.02 0.27 0.05 89.26 05:01:01 PM 4 15.22 0.00 1.27 0.45 0.05 83.02 05:01:01 PM 5 2.14 0.00 1.29 0.72 0.08 95.77 05:01:01 PM 6 5.26 0.00 0.68 0.17 0.03 93.86 05:01:01 PM 7 8.63 0.00 1.04 0.10 0.03 90.20 05:02:01 PM all 16.70 0.00 1.32 1.93 0.08 79.98 05:02:01 PM 0 11.42 0.00 1.47 2.47 0.07 84.57 05:02:01 PM 1 21.06 0.00 0.75 0.78 0.08 77.32 05:02:01 PM 2 15.72 0.00 1.00 2.16 0.08 81.03 05:02:01 PM 3 34.14 0.00 1.17 1.45 0.10 63.14 05:02:01 PM 4 17.41 0.00 1.32 1.79 0.08 79.40 05:02:01 PM 5 13.58 0.00 1.79 2.51 0.08 82.04 05:02:01 PM 6 12.33 0.00 2.00 2.80 0.07 82.81 05:02:01 PM 7 7.87 0.00 1.02 1.46 0.05 89.60 05:03:01 PM all 29.50 0.00 1.15 0.73 0.08 68.55 05:03:01 PM 0 30.99 0.00 0.96 0.12 0.08 67.84 05:03:01 PM 1 32.44 0.00 0.69 0.35 0.08 66.43 05:03:01 PM 2 31.93 0.00 1.53 0.69 0.08 65.76 05:03:01 PM 3 48.70 0.00 1.90 0.83 0.08 48.48 05:03:01 PM 4 11.07 0.00 0.89 0.74 0.07 87.23 05:03:01 PM 5 36.67 0.00 1.44 1.19 0.07 60.63 05:03:01 PM 6 28.53 0.00 0.76 1.75 0.07 68.89 05:03:01 PM 7 15.84 0.00 0.98 0.15 0.07 82.96 05:04:01 PM all 20.31 0.30 3.23 2.02 0.09 74.05 05:04:01 PM 0 25.75 1.79 2.62 0.42 0.10 69.32 05:04:01 PM 1 22.67 0.35 3.30 3.44 0.08 70.16 05:04:01 PM 2 18.27 0.02 3.67 2.58 0.12 75.35 05:04:01 PM 3 18.81 0.07 4.03 5.71 0.08 71.30 05:04:01 PM 4 20.25 0.02 3.14 2.22 0.07 74.31 05:04:01 PM 5 20.63 0.05 4.02 0.98 0.08 74.24 05:04:01 PM 6 16.69 0.05 2.61 0.17 0.10 80.38 05:04:01 PM 7 19.39 0.02 2.49 0.66 0.08 77.36 05:05:01 PM all 9.91 0.00 0.26 0.67 0.04 89.12 05:05:01 PM 0 3.41 0.00 0.05 0.00 0.05 96.49 05:05:01 PM 1 4.62 0.00 0.07 0.00 0.03 95.28 05:05:01 PM 2 8.06 0.00 0.08 0.12 0.02 91.72 05:05:01 PM 3 18.58 0.00 0.40 5.14 0.05 75.83 05:05:01 PM 4 2.20 0.00 0.48 0.00 0.05 97.26 05:05:01 PM 5 40.72 0.00 0.73 0.02 0.07 58.47 05:05:01 PM 6 0.28 0.00 0.15 0.00 0.03 99.53 05:05:01 PM 7 1.37 0.00 0.12 0.08 0.03 98.40 05:06:01 PM all 11.26 0.00 0.53 0.02 0.05 88.14 05:06:01 PM 0 5.03 0.00 0.20 0.00 0.08 94.69 05:06:01 PM 1 54.34 0.00 0.95 0.07 0.07 44.57 05:06:01 PM 2 9.72 0.00 0.08 0.02 0.03 90.15 05:06:01 PM 3 7.51 0.00 0.97 0.00 0.03 91.49 05:06:01 PM 4 1.95 0.00 0.18 0.03 0.05 97.78 05:06:01 PM 5 4.09 0.00 0.73 0.00 0.03 95.15 05:06:01 PM 6 4.72 0.00 0.80 0.05 0.03 94.40 05:06:01 PM 7 2.69 0.00 0.30 0.02 0.03 96.96 Average: all 16.53 0.05 1.33 1.02 0.06 81.01 Average: 0 14.25 0.30 1.22 0.95 0.08 83.21 Average: 1 27.78 0.06 1.42 0.87 0.07 69.81 Average: 2 15.68 0.00 1.18 1.03 0.06 82.04 Average: 3 22.78 0.01 1.62 2.23 0.07 73.29 Average: 4 11.43 0.00 1.23 0.87 0.06 86.41 Average: 5 19.59 0.01 1.71 0.92 0.07 77.70 Average: 6 11.38 0.01 1.20 0.89 0.06 86.46 Average: 7 9.35 0.00 1.03 0.41 0.05 89.16