---> uname -a: Linux prd-centos8-docker-8c-8g-2901.novalocal 4.18.0-500.el8.x86_64 #1 SMP Wed Jun 28 00:07:07 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 7% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31888 1007 27864 19 3015 30429 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:81:a0:fd brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.235/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86096sec preferred_lft 86096sec inet6 fe80::f816:3eff:fe81:a0fd/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:59:b8:33:33 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 ---> sar -b -r -n DEV: Linux 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 05/23/2026 _x86_64_ (8 CPU) 05:35:25 LINUX RESTART (8 CPU) 05:36:01 AM tps rtps wtps bread/s bwrtn/s 05:37:01 AM 129.97 1.98 127.99 310.30 10486.82 05:38:01 AM 149.05 1.15 147.90 565.54 12693.72 05:39:01 AM 61.94 1.55 60.39 387.67 4357.01 05:40:01 AM 118.28 19.36 98.92 5044.49 13078.67 Average: 114.81 6.01 108.80 1576.91 10154.17 05:36:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:37:01 AM 28828888 30704964 3824484 11.71 2688 2193240 2019808 5.99 154316 3210204 245108 05:38:01 AM 28346876 30340404 4306496 13.19 2688 2305768 2138224 6.34 201096 3618644 15672 05:39:01 AM 28046488 30187476 4606884 14.11 2688 2449396 2274016 6.75 226264 3878972 36900 05:40:01 AM 28537896 31152644 4115476 12.60 2688 2920700 1465564 4.35 498656 3113640 15056 Average: 28440037 30596372 4213335 12.90 2688 2467276 1974403 5.86 270083 3455365 78184 05:36:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:37:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:37:01 AM eth0 128.42 87.72 1882.77 26.79 0.00 0.00 0.00 0.00 05:37:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:38:01 AM lo 1.05 1.05 0.12 0.12 0.00 0.00 0.00 0.00 05:38:01 AM eth0 146.50 130.32 1129.75 26.57 0.00 0.00 0.00 0.00 05:38:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:39:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:39:01 AM eth0 157.04 131.29 1536.22 27.98 0.00 0.00 0.00 0.00 05:39:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:40:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:40:01 AM eth0 317.88 240.58 5147.15 99.34 0.00 0.00 0.00 0.00 05:40:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.26 0.26 0.03 0.03 0.00 0.00 0.00 0.00 Average: eth0 187.46 147.48 2423.90 45.17 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 05/23/2026 _x86_64_ (8 CPU) 05:35:25 LINUX RESTART (8 CPU) 05:36:01 AM CPU %user %nice %system %iowait %steal %idle 05:37:01 AM all 12.91 0.00 1.11 0.75 0.05 85.18 05:37:01 AM 0 7.00 0.00 0.62 0.23 0.05 92.10 05:37:01 AM 1 12.26 0.00 1.09 2.12 0.05 84.48 05:37:01 AM 2 28.33 0.00 2.75 0.48 0.08 68.35 05:37:01 AM 3 7.62 0.00 0.72 0.70 0.05 90.92 05:37:01 AM 4 22.12 0.00 1.87 1.10 0.05 74.86 05:37:01 AM 5 9.41 0.00 0.77 0.85 0.05 88.91 05:37:01 AM 6 9.74 0.00 0.60 0.25 0.05 89.35 05:37:01 AM 7 6.84 0.00 0.47 0.23 0.03 92.43 05:38:01 AM all 29.60 0.00 1.08 7.11 0.08 62.13 05:38:01 AM 0 35.18 0.00 1.35 1.25 0.10 62.12 05:38:01 AM 1 38.92 0.00 1.12 18.43 0.10 41.43 05:38:01 AM 2 22.00 0.00 0.98 1.82 0.07 75.13 05:38:01 AM 3 24.76 0.00 0.92 1.14 0.07 73.12 05:38:01 AM 4 34.25 0.00 0.97 4.78 0.08 59.93 05:38:01 AM 5 22.49 0.00 1.07 2.24 0.08 74.12 05:38:01 AM 6 31.00 0.00 0.94 0.82 0.07 67.18 05:38:01 AM 7 28.21 0.00 1.30 26.42 0.08 43.98 05:39:01 AM all 35.02 0.00 1.29 3.27 0.08 60.34 05:39:01 AM 0 31.92 0.00 1.55 0.58 0.07 65.88 05:39:01 AM 1 27.74 0.00 1.05 4.54 0.08 66.58 05:39:01 AM 2 41.61 0.00 1.35 0.83 0.07 56.14 05:39:01 AM 3 42.51 0.00 0.85 2.47 0.07 54.10 05:39:01 AM 4 34.20 0.00 1.34 4.99 0.08 59.39 05:39:01 AM 5 34.04 0.00 0.89 0.00 0.08 65.00 05:39:01 AM 6 31.20 0.00 1.49 1.07 0.08 66.16 05:39:01 AM 7 36.97 0.00 1.77 11.70 0.07 49.49 05:40:01 AM all 31.72 0.00 1.17 1.89 0.07 65.14 05:40:01 AM 0 13.02 0.00 1.27 2.75 0.08 82.87 05:40:01 AM 1 47.18 0.00 0.90 2.96 0.07 48.90 05:40:01 AM 2 51.64 0.00 0.55 4.42 0.08 43.30 05:40:01 AM 3 19.05 0.00 1.37 2.81 0.07 76.70 05:40:01 AM 4 40.46 0.00 0.70 0.55 0.08 58.20 05:40:01 AM 5 27.97 0.00 1.12 0.70 0.07 70.13 05:40:01 AM 6 43.63 0.00 2.54 0.95 0.07 52.80 05:40:01 AM 7 10.83 0.00 0.92 0.00 0.05 88.20 Average: all 27.31 0.00 1.16 3.26 0.07 68.20 Average: 0 21.78 0.00 1.20 1.21 0.08 75.75 Average: 1 31.53 0.00 1.04 7.02 0.08 60.34 Average: 2 35.90 0.00 1.41 1.89 0.08 60.73 Average: 3 23.49 0.00 0.96 1.78 0.06 73.71 Average: 4 32.76 0.00 1.22 2.86 0.08 63.09 Average: 5 23.48 0.00 0.96 0.95 0.07 74.54 Average: 6 28.88 0.00 1.39 0.77 0.07 68.89 Average: 7 20.70 0.00 1.11 9.59 0.06 68.53