---> uname -a: Linux prd-centos8-docker-8c-8g-18565.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 1005 28424 19 2459 30434 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:08:8b:e7 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.117/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86146sec preferred_lft 86146sec inet6 fe80::f816:3eff:fe08:8be7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:96:c6:94:5f 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) 02/20/2026 _x86_64_ (8 CPU) 05:17:52 LINUX RESTART (8 CPU) 05:19:02 AM tps rtps wtps bread/s bwrtn/s 05:20:01 AM 172.55 2.49 170.06 328.97 13089.95 05:21:01 AM 174.87 2.55 172.32 941.11 7189.39 05:22:01 AM 72.10 1.20 70.90 85.32 6286.50 Average: 139.67 2.08 137.59 452.56 8831.59 05:19:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:20:01 AM 28668524 30444532 3987188 12.21 2688 2092652 2431036 7.21 161920 3358424 81204 05:21:01 AM 27335420 29345460 5320292 16.29 2688 2319072 3616096 10.73 225544 4593144 115088 05:22:01 AM 29135976 31193352 3519736 10.78 2688 2363376 1422344 4.22 412784 2604792 27296 Average: 28379973 30327781 4275739 13.09 2688 2258367 2489825 7.39 266749 3518787 74529 05:19:02 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:20:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:20:01 AM eth0 166.54 146.34 1610.04 45.13 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 1.03 1.03 0.12 0.12 0.00 0.00 0.00 0.00 05:21:01 AM eth0 220.84 193.74 2361.55 38.35 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 163.34 163.42 352.40 175.84 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 0.35 0.35 0.04 0.04 0.00 0.00 0.00 0.00 Average: eth0 183.67 167.96 1440.55 86.66 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) 02/20/2026 _x86_64_ (8 CPU) 05:17:52 LINUX RESTART (8 CPU) 05:19:02 AM CPU %user %nice %system %iowait %steal %idle 05:20:01 AM all 15.35 0.00 1.29 0.94 0.06 82.36 05:20:01 AM 0 16.69 0.00 0.68 0.32 0.07 82.24 05:20:01 AM 1 10.56 0.00 1.85 2.19 0.07 85.32 05:20:01 AM 2 18.67 0.00 1.24 1.05 0.07 78.96 05:20:01 AM 3 29.22 0.00 2.74 1.26 0.07 66.72 05:20:01 AM 4 9.29 0.00 0.54 0.61 0.07 89.48 05:20:01 AM 5 13.25 0.00 1.07 1.31 0.05 84.32 05:20:01 AM 6 11.67 0.00 1.10 0.61 0.05 86.57 05:20:01 AM 7 13.42 0.00 1.12 0.19 0.05 85.22 05:21:01 AM all 41.34 0.00 1.46 0.69 0.08 56.43 05:21:01 AM 0 39.62 0.00 1.40 0.20 0.08 58.69 05:21:01 AM 1 41.46 0.00 1.05 0.58 0.10 56.81 05:21:01 AM 2 38.14 0.00 1.42 0.53 0.07 59.84 05:21:01 AM 3 52.55 0.00 0.95 0.55 0.08 45.86 05:21:01 AM 4 33.51 0.00 1.57 1.04 0.08 63.80 05:21:01 AM 5 46.35 0.00 2.07 0.75 0.08 50.74 05:21:01 AM 6 42.89 0.00 1.57 0.80 0.08 54.65 05:21:01 AM 7 36.18 0.00 1.60 1.09 0.07 61.07 05:22:01 AM all 24.17 0.00 1.43 0.32 0.07 74.02 05:22:01 AM 0 27.55 0.00 1.89 0.25 0.07 70.25 05:22:01 AM 1 20.45 0.00 1.49 1.24 0.07 76.76 05:22:01 AM 2 30.63 0.00 1.87 0.48 0.08 66.93 05:22:01 AM 3 25.46 0.00 1.09 0.13 0.08 73.24 05:22:01 AM 4 15.45 0.00 1.10 0.02 0.05 83.38 05:22:01 AM 5 22.92 0.00 1.27 0.12 0.07 75.63 05:22:01 AM 6 21.53 0.00 1.25 0.18 0.07 76.97 05:22:01 AM 7 29.35 0.00 1.47 0.10 0.08 68.99 Average: all 27.02 0.00 1.39 0.65 0.07 70.87 Average: 0 28.01 0.00 1.33 0.26 0.07 70.33 Average: 1 24.24 0.00 1.46 1.33 0.08 72.88 Average: 2 29.21 0.00 1.51 0.69 0.07 68.52 Average: 3 35.79 0.00 1.58 0.64 0.08 61.90 Average: 4 19.48 0.00 1.08 0.55 0.07 78.83 Average: 5 27.58 0.00 1.47 0.72 0.07 70.16 Average: 6 25.43 0.00 1.31 0.53 0.07 72.66 Average: 7 26.39 0.00 1.40 0.46 0.07 71.68