---> uname -a: Linux prd-centos8-docker-8c-8g-19453.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 1004 28192 19 2693 30436 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:58:bf:2d brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.229/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86145sec preferred_lft 86145sec inet6 fe80::f816:3eff:fe58:bf2d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:d6:7d:ff:43 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) 02/23/2026 _x86_64_ (8 CPU) 09:36:03 LINUX RESTART (8 CPU) 09:37:01 AM tps rtps wtps bread/s bwrtn/s 09:38:01 AM 304.63 17.65 286.99 3816.30 13918.41 09:39:01 AM 106.53 1.55 104.98 409.60 11813.25 09:40:01 AM 30.13 0.50 29.63 64.92 2747.63 Average: 147.10 6.57 140.53 1430.22 9493.22 09:37:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:38:01 AM 28207712 30407612 4448000 13.62 2688 2511636 2112656 6.27 228912 3733180 310484 09:39:01 AM 27244276 29532284 5411436 16.57 2688 2596520 2800368 8.31 282660 4624428 61488 09:40:01 AM 28822372 31119904 3833340 11.74 2688 2604604 1484444 4.40 460848 2871276 23984 Average: 28091453 30353267 4564259 13.98 2688 2570920 2132489 6.33 324140 3742961 131985 09:37:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:38:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:38:01 AM eth0 477.24 365.67 5534.88 53.02 0.00 0.00 0.00 0.00 09:38:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:39:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:39:01 AM eth0 143.32 121.64 908.72 30.25 0.00 0.00 0.00 0.00 09:39:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:01 AM eth0 106.33 83.02 64.52 26.96 0.00 0.00 0.00 0.00 09:40:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 242.29 190.11 2169.30 36.74 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) 02/23/2026 _x86_64_ (8 CPU) 09:36:03 LINUX RESTART (8 CPU) 09:37:01 AM CPU %user %nice %system %iowait %steal %idle 09:38:01 AM all 22.35 0.00 1.48 0.84 0.08 75.26 09:38:01 AM 0 20.39 0.00 1.22 0.69 0.07 77.64 09:38:01 AM 1 23.72 0.00 1.19 1.10 0.07 73.92 09:38:01 AM 2 38.52 0.00 2.99 0.95 0.10 57.43 09:38:01 AM 3 22.64 0.00 1.40 0.67 0.07 75.22 09:38:01 AM 4 22.85 0.00 1.31 0.89 0.08 74.88 09:38:01 AM 5 15.73 0.00 1.21 0.97 0.08 82.01 09:38:01 AM 6 20.20 0.00 1.25 1.04 0.07 77.44 09:38:01 AM 7 14.68 0.00 1.31 0.40 0.07 83.55 09:39:01 AM all 33.70 0.00 0.89 0.29 0.08 65.04 09:39:01 AM 0 34.02 0.00 0.92 0.25 0.08 64.73 09:39:01 AM 1 44.87 0.00 1.20 0.20 0.08 53.65 09:39:01 AM 2 34.56 0.00 0.70 0.30 0.08 64.36 09:39:01 AM 3 49.26 0.00 1.22 0.28 0.08 49.16 09:39:01 AM 4 18.59 0.00 0.87 0.64 0.07 79.84 09:39:01 AM 5 29.53 0.00 0.90 0.07 0.08 69.42 09:39:01 AM 6 33.13 0.00 0.77 0.60 0.07 65.43 09:39:01 AM 7 25.62 0.00 0.53 0.00 0.07 73.78 09:40:01 AM all 11.98 0.00 0.59 0.09 0.04 87.30 09:40:01 AM 0 2.94 0.00 0.37 0.00 0.05 96.64 09:40:01 AM 1 13.46 0.00 0.53 0.07 0.05 85.89 09:40:01 AM 2 9.88 0.00 0.55 0.10 0.03 89.43 09:40:01 AM 3 1.08 0.00 0.85 0.00 0.03 98.03 09:40:01 AM 4 5.90 0.00 0.32 0.00 0.03 93.75 09:40:01 AM 5 39.78 0.00 0.95 0.03 0.05 59.19 09:40:01 AM 6 9.80 0.00 0.90 0.50 0.03 88.77 09:40:01 AM 7 13.00 0.00 0.23 0.02 0.03 86.72 Average: all 22.67 0.00 0.99 0.41 0.06 75.87 Average: 0 19.11 0.00 0.83 0.31 0.07 79.67 Average: 1 27.35 0.00 0.97 0.46 0.07 71.15 Average: 2 27.64 0.00 1.41 0.45 0.07 70.42 Average: 3 24.33 0.00 1.16 0.32 0.06 74.13 Average: 4 15.77 0.00 0.83 0.51 0.06 82.83 Average: 5 28.36 0.00 1.02 0.36 0.07 70.19 Average: 6 21.04 0.00 0.97 0.71 0.06 77.22 Average: 7 17.76 0.00 0.69 0.14 0.06 81.35