---> uname -a: Linux prd-centos8-docker-8c-8g-5864.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 11G 150G 7% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1010 28422 19 2457 30430 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:c2:af:f7 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.189/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86146sec preferred_lft 86146sec inet6 fe80::f816:3eff:fec2:aff7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:e8:ef:50:fa 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 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 02/07/2026 _x86_64_ (8 CPU) 05:18:02 LINUX RESTART (8 CPU) 05:19:01 AM tps rtps wtps bread/s bwrtn/s 05:20:02 AM 222.46 2.48 219.98 324.21 14715.95 05:21:01 AM 127.06 2.52 124.53 955.74 5584.26 05:22:01 AM 74.86 1.15 73.71 82.24 6319.96 Average: 141.54 2.05 139.49 451.27 8891.43 05:19:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:20:02 AM 28620660 30428476 4035052 12.36 2688 2122800 2580776 7.66 165160 3393884 73580 05:21:01 AM 27373124 29386908 5282588 16.18 2688 2322620 3384316 10.04 226680 4554664 112500 05:22:01 AM 29126564 31182812 3529148 10.81 2688 2362980 1489968 4.42 412940 2617056 23220 Average: 28373449 30332732 4282263 13.11 2688 2269467 2485020 7.37 268260 3521868 69767 05:19:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:20:02 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:20:02 AM eth0 224.81 196.32 2043.62 54.35 0.00 0.00 0.00 0.00 05:20:02 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:21:01 AM lo 1.10 1.10 0.12 0.12 0.00 0.00 0.00 0.00 05:21:01 AM eth0 297.07 191.22 1989.09 60.01 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 05:22:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:22:01 AM eth0 168.14 163.38 351.02 172.87 0.00 0.00 0.00 0.00 05:22:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.36 0.36 0.04 0.04 0.00 0.00 0.00 0.00 Average: eth0 229.63 183.60 1458.26 95.94 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 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 02/07/2026 _x86_64_ (8 CPU) 05:18:02 LINUX RESTART (8 CPU) 05:19:01 AM CPU %user %nice %system %iowait %steal %idle 05:20:02 AM all 17.42 0.00 1.44 1.50 0.07 79.57 05:20:02 AM 0 15.88 0.00 1.40 1.81 0.10 80.81 05:20:02 AM 1 14.96 0.00 1.34 1.24 0.08 82.38 05:20:02 AM 2 12.64 0.00 1.89 1.34 0.07 84.07 05:20:02 AM 3 13.62 0.00 1.27 3.51 0.07 81.52 05:20:02 AM 4 29.19 0.00 2.31 1.69 0.08 66.73 05:20:02 AM 5 14.97 0.00 1.44 1.47 0.05 82.07 05:20:02 AM 6 17.24 0.00 1.39 0.89 0.05 80.43 05:20:02 AM 7 20.85 0.00 0.50 0.08 0.05 78.52 05:21:01 AM all 43.89 0.00 1.43 0.62 0.10 53.96 05:21:01 AM 0 31.82 0.00 1.22 0.68 0.10 66.17 05:21:01 AM 1 59.28 0.00 1.71 0.85 0.12 38.03 05:21:01 AM 2 28.93 0.00 1.07 0.02 0.08 69.89 05:21:01 AM 3 50.68 0.00 1.39 0.58 0.08 47.27 05:21:01 AM 4 46.87 0.00 1.45 0.63 0.10 50.95 05:21:01 AM 5 50.64 0.00 2.48 1.58 0.12 45.18 05:21:01 AM 6 38.97 0.00 1.19 0.44 0.12 59.28 05:21:01 AM 7 43.89 0.00 0.94 0.15 0.10 54.92 05:22:01 AM all 20.09 0.00 1.38 0.58 0.07 77.87 05:22:01 AM 0 11.82 0.00 1.00 0.15 0.10 86.93 05:22:01 AM 1 14.92 0.00 1.14 0.10 0.08 83.76 05:22:01 AM 2 23.83 0.00 1.85 1.32 0.08 72.91 05:22:01 AM 3 46.52 0.00 2.36 0.30 0.08 50.74 05:22:01 AM 4 16.43 0.00 1.24 1.24 0.08 81.01 05:22:01 AM 5 15.52 0.00 1.02 0.10 0.05 83.31 05:22:01 AM 6 18.68 0.00 1.22 0.08 0.05 79.96 05:22:01 AM 7 13.03 0.00 1.21 1.37 0.05 84.34 Average: all 27.04 0.00 1.42 0.90 0.08 70.56 Average: 0 19.77 0.00 1.21 0.88 0.10 78.04 Average: 1 29.58 0.00 1.40 0.73 0.10 68.20 Average: 2 21.76 0.00 1.61 0.90 0.08 75.66 Average: 3 36.88 0.00 1.68 1.47 0.08 59.90 Average: 4 30.74 0.00 1.66 1.19 0.09 66.32 Average: 5 26.90 0.00 1.64 1.05 0.07 70.34 Average: 6 24.90 0.00 1.27 0.47 0.07 73.30 Average: 7 25.83 0.00 0.88 0.54 0.07 72.69