---> uname -a: Linux prd-centos8-docker-8c-8g-5638.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: 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: 31890 999 28430 19 2459 30440 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:c7:2c:20 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.134/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86162sec preferred_lft 86162sec inet6 fe80::f816:3eff:fec7:2c20/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:1e:19:50:a4 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) 02/06/2026 _x86_64_ (8 CPU) 05:17:22 LINUX RESTART (8 CPU) 05:18:02 AM tps rtps wtps bread/s bwrtn/s 05:19:01 AM 178.97 2.93 176.04 351.53 11610.00 05:20:01 AM 187.69 2.50 185.19 950.35 9006.03 05:21:01 AM 76.69 1.17 75.52 82.37 6516.11 Average: 147.61 2.19 145.41 462.04 9029.57 05:18:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:19:01 AM 28940948 30717764 3714764 11.38 2688 2093376 2353028 6.98 161340 3088352 128592 05:20:01 AM 27276124 29287092 5379588 16.47 2688 2320112 3611296 10.71 224784 4651948 115148 05:21:01 AM 29098104 31155316 3557608 10.89 2688 2363812 1494972 4.44 411564 2646336 23124 Average: 28438392 30386724 4217320 12.91 2688 2259100 2486432 7.38 265896 3462212 88955 05:18:02 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 174.92 155.13 1705.95 49.49 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 222.54 198.23 2360.10 37.28 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 176.17 168.76 350.58 173.23 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 191.30 174.15 1470.89 86.88 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) 02/06/2026 _x86_64_ (8 CPU) 05:17:22 LINUX RESTART (8 CPU) 05:18:02 AM CPU %user %nice %system %iowait %steal %idle 05:19:01 AM all 16.22 0.00 1.37 0.56 0.06 81.79 05:19:01 AM 0 9.67 0.00 0.71 0.41 0.07 89.14 05:19:01 AM 1 12.95 0.00 1.09 1.05 0.07 84.84 05:19:01 AM 2 32.17 0.00 2.67 0.97 0.07 64.12 05:19:01 AM 3 17.74 0.00 1.21 0.66 0.05 80.34 05:19:01 AM 4 19.20 0.00 0.73 0.41 0.07 79.59 05:19:01 AM 5 14.86 0.00 1.48 0.63 0.05 82.99 05:19:01 AM 6 15.17 0.00 2.08 0.14 0.07 82.55 05:19:01 AM 7 8.04 0.00 0.97 0.24 0.05 90.70 05:20:01 AM all 41.92 0.00 1.50 0.62 0.10 55.85 05:20:01 AM 0 46.26 0.00 1.27 0.42 0.10 51.95 05:20:01 AM 1 51.49 0.00 1.47 0.65 0.10 46.28 05:20:01 AM 2 36.87 0.00 1.84 1.62 0.10 59.57 05:20:01 AM 3 44.06 0.00 1.59 0.94 0.10 53.32 05:20:01 AM 4 30.26 0.00 1.52 0.18 0.10 67.94 05:20:01 AM 5 38.07 0.00 1.25 0.25 0.10 60.32 05:20:01 AM 6 44.99 0.00 1.81 0.43 0.10 52.67 05:20:01 AM 7 43.38 0.00 1.29 0.47 0.08 54.78 05:21:01 AM all 24.31 0.00 1.40 0.27 0.07 73.95 05:21:01 AM 0 18.05 0.00 1.35 1.00 0.08 79.51 05:21:01 AM 1 25.75 0.00 1.00 0.08 0.08 73.08 05:21:01 AM 2 23.75 0.00 1.27 0.15 0.07 74.76 05:21:01 AM 3 29.56 0.00 1.59 0.17 0.07 68.62 05:21:01 AM 4 31.85 0.00 1.71 0.25 0.08 66.12 05:21:01 AM 5 27.37 0.00 1.89 0.20 0.08 70.46 05:21:01 AM 6 21.03 0.00 1.39 0.25 0.05 77.28 05:21:01 AM 7 17.10 0.00 1.00 0.07 0.07 81.76 Average: all 27.55 0.00 1.42 0.48 0.08 70.46 Average: 0 24.73 0.00 1.11 0.61 0.08 73.46 Average: 1 30.17 0.00 1.19 0.59 0.08 67.97 Average: 2 30.93 0.00 1.92 0.91 0.08 66.16 Average: 3 30.53 0.00 1.46 0.59 0.07 67.35 Average: 4 27.15 0.00 1.32 0.28 0.08 71.17 Average: 5 26.83 0.00 1.54 0.36 0.08 71.19 Average: 6 27.13 0.00 1.75 0.27 0.07 70.76 Average: 7 22.93 0.00 1.09 0.26 0.07 75.66