---> uname -a: Linux prd-centos8-docker-8c-8g-12540.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 11G 150G 7% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31888 1015 28274 19 2598 30420 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:3c:a3:be brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.220/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86147sec preferred_lft 86147sec inet6 fe80::f816:3eff:fe3c:a3be/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:57:8a:b8:8b 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) 06/17/2026 _x86_64_ (8 CPU) 05:17:23 LINUX RESTART (8 CPU) 05:18:01 AM tps rtps wtps bread/s bwrtn/s 05:19:01 AM 128.02 2.15 125.87 336.29 9329.52 05:20:01 AM 216.11 3.38 212.73 1007.97 13531.14 05:21:01 AM 77.89 2.70 75.19 100.10 6388.47 Average: 140.67 2.74 137.93 481.42 9749.50 05:18:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:19:01 AM 28849028 30727724 3804344 11.65 2688 2194540 2275788 6.75 158792 3179924 245992 05:20:01 AM 27369660 29467128 5283712 16.18 2688 2405320 3036844 9.01 221952 4552996 85948 05:21:01 AM 28982784 31178976 3670588 11.24 2688 2500584 1439840 4.27 420044 2739988 45316 Average: 28400491 30457943 4252881 13.02 2688 2366815 2250824 6.68 266929 3490969 125752 05:18:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:19:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:19:01 AM eth0 188.90 146.38 1736.26 45.75 0.00 0.00 0.00 0.00 05:19:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:20:01 AM lo 1.05 1.05 0.12 0.12 0.00 0.00 0.00 0.00 05:20:01 AM eth0 249.94 220.71 2381.60 43.65 0.00 0.00 0.00 0.00 05:20:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:21:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:21:01 AM eth0 183.44 177.47 809.34 173.54 0.00 0.00 0.00 0.00 05:21:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.35 0.35 0.04 0.04 0.00 0.00 0.00 0.00 Average: eth0 207.43 181.52 1642.36 87.65 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) 06/17/2026 _x86_64_ (8 CPU) 05:17:23 LINUX RESTART (8 CPU) 05:18:01 AM CPU %user %nice %system %iowait %steal %idle 05:19:01 AM all 10.35 0.00 0.97 0.29 0.05 88.33 05:19:01 AM 0 13.31 0.00 0.97 0.25 0.07 85.41 05:19:01 AM 1 8.95 0.00 0.88 0.52 0.05 89.59 05:19:01 AM 2 5.64 0.00 0.44 0.55 0.07 93.30 05:19:01 AM 3 16.44 0.00 1.87 0.25 0.05 81.39 05:19:01 AM 4 24.35 0.00 2.47 0.42 0.07 72.70 05:19:01 AM 5 5.79 0.00 0.37 0.08 0.02 93.74 05:19:01 AM 6 2.99 0.00 0.35 0.15 0.07 96.45 05:19:01 AM 7 5.34 0.00 0.45 0.07 0.03 94.11 05:20:01 AM all 39.65 0.00 1.63 0.58 0.09 58.05 05:20:01 AM 0 39.12 0.00 1.40 0.72 0.08 58.68 05:20:01 AM 1 40.21 0.00 1.49 1.02 0.10 57.18 05:20:01 AM 2 48.37 0.00 1.52 0.53 0.08 49.49 05:20:01 AM 3 40.41 0.00 2.29 0.72 0.10 56.48 05:20:01 AM 4 23.71 0.00 1.44 0.07 0.08 74.70 05:20:01 AM 5 36.56 0.00 1.71 0.57 0.10 61.07 05:20:01 AM 6 50.30 0.00 1.75 0.50 0.08 47.36 05:20:01 AM 7 38.52 0.00 1.44 0.50 0.07 59.47 05:21:01 AM all 29.48 0.00 1.45 0.19 0.07 68.82 05:21:01 AM 0 23.60 0.00 1.15 0.05 0.07 75.13 05:21:01 AM 1 33.41 0.00 1.94 0.32 0.07 64.27 05:21:01 AM 2 47.19 0.00 1.70 0.20 0.08 50.83 05:21:01 AM 3 26.28 0.00 1.54 0.17 0.08 71.93 05:21:01 AM 4 24.66 0.00 1.34 0.13 0.05 73.82 05:21:01 AM 5 27.61 0.00 1.12 0.02 0.05 71.20 05:21:01 AM 6 23.63 0.00 1.22 0.38 0.07 74.69 05:21:01 AM 7 29.43 0.00 1.59 0.22 0.08 68.68 Average: all 26.49 0.00 1.35 0.35 0.07 71.74 Average: 0 25.34 0.00 1.17 0.34 0.07 73.07 Average: 1 27.51 0.00 1.44 0.62 0.07 70.36 Average: 2 33.76 0.00 1.22 0.43 0.08 64.51 Average: 3 27.70 0.00 1.90 0.38 0.08 69.94 Average: 4 24.24 0.00 1.75 0.21 0.07 73.74 Average: 5 23.32 0.00 1.06 0.22 0.06 75.34 Average: 6 25.63 0.00 1.11 0.35 0.07 72.84 Average: 7 24.41 0.00 1.16 0.26 0.06 74.11