---> uname -a: Linux prd-centos8-docker-8c-8g-11178.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 1017 28264 19 2606 30419 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:3b:85:98 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.55/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86159sec preferred_lft 86159sec inet6 fe80::f816:3eff:fe3b:8598/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:69:71:12:05 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) 06/12/2026 _x86_64_ (8 CPU) 07:05:45 LINUX RESTART (8 CPU) 07:06:01 AM tps rtps wtps bread/s bwrtn/s 07:07:01 AM 245.78 13.95 231.84 2417.88 8263.21 07:08:01 AM 221.28 2.62 218.66 656.71 15822.99 07:09:01 AM 97.00 1.63 95.37 393.93 7303.03 Average: 188.03 6.06 181.96 1156.22 10463.25 07:06:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:07:01 AM 29404172 31285104 3249200 9.95 2688 2198164 1379608 4.09 144640 2655504 350380 07:08:01 AM 27639656 29676868 5013716 15.35 2688 2346628 2890800 8.58 212568 4302820 79108 07:09:01 AM 28931880 31126800 3721492 11.40 2688 2499956 1493320 4.43 244252 2967732 45556 Average: 28658569 30696257 3994803 12.23 2688 2348249 1921243 5.70 200487 3308685 158348 07:06:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:07:01 AM eth0 330.19 195.93 2322.14 69.94 0.00 0.00 0.00 0.00 07:07:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:08:01 AM lo 1.05 1.05 0.12 0.12 0.00 0.00 0.00 0.00 07:08:01 AM eth0 242.90 226.02 1683.47 52.06 0.00 0.00 0.00 0.00 07:08:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:09:01 AM eth0 179.24 144.26 1555.72 35.04 0.00 0.00 0.00 0.00 07:09:01 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 250.78 188.74 1853.79 52.35 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) 06/12/2026 _x86_64_ (8 CPU) 07:05:45 LINUX RESTART (8 CPU) 07:06:01 AM CPU %user %nice %system %iowait %steal %idle 07:07:01 AM all 13.05 0.00 1.76 0.60 0.05 84.54 07:07:01 AM 0 6.38 0.00 0.68 0.18 0.07 92.69 07:07:01 AM 1 26.32 0.00 3.58 0.80 0.07 69.23 07:07:01 AM 2 9.14 0.00 1.93 2.18 0.05 86.71 07:07:01 AM 3 23.58 0.00 1.75 0.37 0.05 74.25 07:07:01 AM 4 9.75 0.00 1.79 0.60 0.07 87.79 07:07:01 AM 5 10.67 0.00 1.86 0.15 0.03 87.29 07:07:01 AM 6 10.84 0.00 0.92 0.10 0.05 88.09 07:07:01 AM 7 7.70 0.00 1.61 0.39 0.03 90.27 07:08:01 AM all 36.69 0.00 1.79 0.66 0.09 60.76 07:08:01 AM 0 39.30 0.00 0.95 0.27 0.10 59.38 07:08:01 AM 1 38.77 0.00 1.59 0.25 0.08 59.30 07:08:01 AM 2 40.38 0.00 2.26 1.14 0.10 56.12 07:08:01 AM 3 37.50 0.00 1.57 0.62 0.10 60.21 07:08:01 AM 4 32.45 0.00 1.54 0.77 0.08 65.16 07:08:01 AM 5 36.56 0.00 2.11 1.12 0.10 60.11 07:08:01 AM 6 31.76 0.00 1.82 0.69 0.08 65.65 07:08:01 AM 7 36.81 0.00 2.49 0.47 0.08 60.15 07:09:01 AM all 38.06 0.00 1.81 0.35 0.08 59.70 07:09:01 AM 0 38.90 0.00 2.00 0.05 0.08 58.96 07:09:01 AM 1 35.99 0.00 1.91 1.04 0.08 60.98 07:09:01 AM 2 52.64 0.00 2.56 0.67 0.10 44.03 07:09:01 AM 3 34.74 0.00 1.94 0.13 0.08 63.10 07:09:01 AM 4 41.41 0.00 1.47 0.13 0.08 56.90 07:09:01 AM 5 37.65 0.00 1.67 0.62 0.08 59.98 07:09:01 AM 6 28.68 0.00 1.80 0.07 0.08 69.37 07:09:01 AM 7 34.43 0.00 1.14 0.07 0.07 64.30 Average: all 29.27 0.00 1.79 0.54 0.08 68.33 Average: 0 28.19 0.00 1.21 0.17 0.08 70.35 Average: 1 33.70 0.00 2.36 0.70 0.08 63.17 Average: 2 34.07 0.00 2.25 1.33 0.08 62.28 Average: 3 31.94 0.00 1.75 0.37 0.08 65.86 Average: 4 27.88 0.00 1.60 0.50 0.08 69.94 Average: 5 28.30 0.00 1.88 0.63 0.07 69.12 Average: 6 23.75 0.00 1.52 0.28 0.07 74.38 Average: 7 26.32 0.00 1.75 0.31 0.06 71.57