---> uname -a: Linux prd-centos8-docker-8c-8g-13751.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 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31888 1058 26993 19 3836 30364 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:e4:d9:fd brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.112/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86097sec preferred_lft 86097sec inet6 fe80::f816:3eff:fee4:d9fd/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:d5:91:7a:bb 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:d5ff:fe91:7abb/64 scope link 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) 08/20/2026 _x86_64_ (8 CPU) 03:38:13 LINUX RESTART (8 CPU) 03:39:01 AM tps rtps wtps bread/s bwrtn/s 03:40:01 AM 146.15 14.30 131.86 3115.49 11152.75 03:41:01 AM 388.22 5.47 382.75 1216.86 13978.52 03:42:01 AM 235.35 2.12 233.24 92.10 23994.14 03:43:01 AM 126.46 2.37 124.09 486.77 31165.23 Average: 224.04 6.06 217.98 1227.81 20072.91 03:39:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:40:01 AM 29150372 31122208 3503000 10.73 2688 2288204 1586464 4.71 157832 2881360 207468 03:41:01 AM 28262684 30543624 4390688 13.45 2688 2588132 1913524 5.68 233040 3652192 168204 03:42:01 AM 26625436 29865852 6027936 18.46 2688 3535496 2472472 7.34 486676 4972708 443128 03:43:01 AM 27612384 31066092 5040988 15.44 2688 3743892 1555692 4.62 834148 3641136 25444 Average: 27912719 30649444 4740653 14.52 2688 3038931 1882038 5.58 427924 3786849 211061 03:39:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:40:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:40:01 AM eth0 146.58 111.83 1727.99 34.74 0.00 0.00 0.00 0.00 03:40:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 AM eth0 422.58 366.24 4078.74 52.48 0.00 0.00 0.00 0.00 03:41:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:42:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:42:01 AM eth0 540.89 409.41 9284.53 47.21 0.00 0.00 0.00 0.00 03:42:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:43:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:43:01 AM eth0 265.78 277.24 520.81 2336.63 0.00 0.00 0.00 0.00 03:43:01 AM docker0 15.49 23.21 0.85 308.78 0.00 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 343.95 291.18 3903.01 617.79 0.00 0.00 0.00 0.00 Average: docker0 3.87 5.80 0.21 77.20 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) 08/20/2026 _x86_64_ (8 CPU) 03:38:13 LINUX RESTART (8 CPU) 03:39:01 AM CPU %user %nice %system %iowait %steal %idle 03:40:01 AM all 9.79 0.00 1.02 0.56 0.05 88.57 03:40:01 AM 0 3.64 0.00 0.57 0.05 0.03 95.71 03:40:01 AM 1 20.52 0.00 2.26 0.97 0.08 76.17 03:40:01 AM 2 4.03 0.00 0.62 1.16 0.07 94.12 03:40:01 AM 3 4.44 0.00 0.72 0.42 0.03 94.39 03:40:01 AM 4 17.95 0.00 0.95 0.40 0.07 80.63 03:40:01 AM 5 10.87 0.00 1.19 0.90 0.05 86.99 03:40:01 AM 6 14.00 0.00 1.35 0.33 0.05 84.26 03:40:01 AM 7 2.83 0.00 0.50 0.28 0.05 96.33 03:41:01 AM all 20.24 0.00 1.45 1.31 0.09 76.90 03:41:01 AM 0 21.49 0.00 1.19 0.80 0.10 76.42 03:41:01 AM 1 19.96 0.00 1.09 0.50 0.10 78.35 03:41:01 AM 2 17.25 0.00 2.35 2.75 0.10 77.56 03:41:01 AM 3 23.10 0.00 1.37 1.57 0.08 73.87 03:41:01 AM 4 26.64 0.00 1.91 1.96 0.12 69.38 03:41:01 AM 5 17.77 0.00 1.20 0.94 0.08 80.00 03:41:01 AM 6 22.01 0.00 1.49 1.04 0.08 75.38 03:41:01 AM 7 13.74 0.00 1.04 0.92 0.08 84.22 03:42:01 AM all 25.71 0.00 2.09 0.95 0.11 71.15 03:42:01 AM 0 36.41 0.00 1.56 0.13 0.12 61.78 03:42:01 AM 1 34.71 0.00 2.98 2.39 0.15 59.78 03:42:01 AM 2 32.86 0.00 2.76 0.86 0.10 63.42 03:42:01 AM 3 23.78 0.00 1.80 0.52 0.10 73.81 03:42:01 AM 4 20.65 0.00 2.02 0.34 0.08 76.92 03:42:01 AM 5 11.73 0.00 2.12 1.68 0.10 84.37 03:42:01 AM 6 20.46 0.00 1.58 0.34 0.10 77.52 03:42:01 AM 7 25.06 0.00 1.88 1.33 0.10 71.63 03:43:01 AM all 11.78 0.00 2.30 0.76 0.08 85.08 03:43:01 AM 0 22.04 0.00 2.74 0.42 0.10 74.69 03:43:01 AM 1 6.42 0.00 2.90 1.16 0.08 89.44 03:43:01 AM 2 8.87 0.00 1.81 0.45 0.08 88.79 03:43:01 AM 3 5.69 0.00 2.08 0.65 0.07 91.51 03:43:01 AM 4 8.21 0.00 2.07 2.38 0.05 87.29 03:43:01 AM 5 13.73 0.00 2.60 0.27 0.07 83.34 03:43:01 AM 6 25.21 0.00 2.55 0.35 0.10 71.79 03:43:01 AM 7 4.05 0.00 1.68 0.40 0.05 93.82 Average: all 16.87 0.00 1.72 0.90 0.08 80.44 Average: 0 20.88 0.00 1.51 0.35 0.09 77.17 Average: 1 20.39 0.00 2.30 1.25 0.10 75.95 Average: 2 15.74 0.00 1.88 1.30 0.09 80.99 Average: 3 14.25 0.00 1.49 0.79 0.07 83.40 Average: 4 18.36 0.00 1.74 1.27 0.08 78.56 Average: 5 13.53 0.00 1.78 0.95 0.08 83.68 Average: 6 20.41 0.00 1.74 0.52 0.08 77.24 Average: 7 11.41 0.00 1.27 0.73 0.07 86.51