---> uname -a: Linux prd-centos8-docker-8c-8g-575.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 12G 149G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1056 27142 19 3691 30370 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:8c:5d:73 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.106/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86143sec preferred_lft 86143sec inet6 fe80::f816:3eff:fe8c:5d73/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:52:8a:31:17 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 inet6 fe80::42:52ff:fe8a:3117/64 scope link 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) 03/09/2026 _x86_64_ (8 CPU) 03:37:47 LINUX RESTART (8 CPU) 03:38:01 AM tps rtps wtps bread/s bwrtn/s 03:39:01 AM 267.64 23.14 244.50 7151.37 9247.27 03:40:01 AM 497.00 17.36 479.64 2730.08 17127.18 03:41:01 AM 289.66 3.20 286.46 469.37 42770.15 03:42:01 AM 72.56 2.07 70.49 127.02 11909.70 Average: 281.71 11.44 270.26 2619.36 20264.64 03:38:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:39:01 AM 29503780 31278308 3151932 9.65 2688 2094760 1402212 4.16 145112 2568352 227832 03:40:01 AM 28358392 30524028 4297320 13.16 2688 2474636 2001568 5.94 255656 3544648 157028 03:41:01 AM 26592328 29764904 6063384 18.57 2688 3466256 2722268 8.08 585800 4914796 32 03:42:01 AM 27764256 31069720 4891456 14.98 2688 3597800 1567420 4.65 827696 3507960 8456 Average: 28054689 30659240 4601023 14.09 2688 2908363 1923367 5.71 453566 3633939 98337 03:38:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:39:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:39:01 AM eth0 444.37 281.77 2048.59 83.95 0.00 0.00 0.00 0.00 03:39:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:40:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:40:01 AM eth0 478.55 427.76 4576.05 65.45 0.00 0.00 0.00 0.00 03:40:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 AM eth0 639.28 469.37 9172.37 48.27 0.00 0.00 0.00 0.00 03:41:01 AM docker0 14.46 21.56 0.80 308.07 0.00 0.00 0.00 0.00 03:41:01 AM veth955f9da 0.00 0.02 0.00 0.00 0.00 0.00 0.00 0.00 03:42:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:42:01 AM eth0 253.12 267.73 222.31 2337.90 0.00 0.00 0.00 0.00 03:42:01 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 453.84 361.66 4005.02 633.89 0.00 0.00 0.00 0.00 Average: docker0 3.62 5.39 0.20 77.03 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) 03/09/2026 _x86_64_ (8 CPU) 03:37:47 LINUX RESTART (8 CPU) 03:38:01 AM CPU %user %nice %system %iowait %steal %idle 03:39:01 AM all 15.49 0.00 2.07 0.61 0.06 81.77 03:39:01 AM 0 11.28 0.00 2.01 0.13 0.05 86.53 03:39:01 AM 1 14.56 0.00 2.75 0.47 0.08 82.13 03:39:01 AM 2 11.29 0.00 1.12 0.22 0.05 87.32 03:39:01 AM 3 16.39 0.00 1.96 0.30 0.05 81.30 03:39:01 AM 4 14.70 0.00 0.97 0.25 0.05 84.03 03:39:01 AM 5 26.85 0.00 4.02 2.53 0.07 66.54 03:39:01 AM 6 17.52 0.00 1.77 0.63 0.05 80.02 03:39:01 AM 7 11.33 0.00 2.01 0.38 0.05 86.23 03:40:01 AM all 25.51 0.00 1.67 1.26 0.08 71.48 03:40:01 AM 0 26.82 0.00 1.55 0.60 0.08 70.94 03:40:01 AM 1 17.67 0.00 1.99 2.53 0.08 77.73 03:40:01 AM 2 33.70 0.00 1.61 1.06 0.10 63.54 03:40:01 AM 3 20.33 0.00 1.64 1.71 0.08 76.24 03:40:01 AM 4 15.08 0.00 1.74 0.92 0.07 82.19 03:40:01 AM 5 30.57 0.00 1.36 0.70 0.08 67.29 03:40:01 AM 6 30.09 0.00 1.49 0.95 0.07 67.40 03:40:01 AM 7 29.80 0.00 1.99 1.62 0.07 66.52 03:41:01 AM all 22.31 0.00 3.38 0.99 0.08 73.23 03:41:01 AM 0 25.12 0.00 3.50 0.25 0.10 71.03 03:41:01 AM 1 17.94 0.00 3.52 1.16 0.07 77.32 03:41:01 AM 2 10.02 0.00 2.73 1.60 0.08 85.57 03:41:01 AM 3 33.59 0.00 4.03 1.39 0.07 60.92 03:41:01 AM 4 13.20 0.00 3.28 1.41 0.08 82.02 03:41:01 AM 5 33.89 0.00 3.94 1.45 0.08 60.65 03:41:01 AM 6 24.76 0.00 3.00 0.42 0.08 71.73 03:41:01 AM 7 19.94 0.00 3.06 0.22 0.10 76.68 03:42:01 AM all 12.44 0.00 1.36 0.17 0.05 85.98 03:42:01 AM 0 12.93 0.00 1.42 0.12 0.05 85.48 03:42:01 AM 1 3.93 0.00 1.09 0.13 0.07 94.78 03:42:01 AM 2 18.07 0.00 1.72 0.05 0.05 80.10 03:42:01 AM 3 5.90 0.00 1.24 0.45 0.05 92.36 03:42:01 AM 4 20.18 0.00 2.21 0.12 0.05 77.44 03:42:01 AM 5 16.57 0.00 1.21 0.08 0.05 82.09 03:42:01 AM 6 15.06 0.00 1.07 0.33 0.05 83.48 03:42:01 AM 7 6.85 0.00 0.95 0.07 0.03 92.10 Average: all 18.93 0.00 2.12 0.76 0.07 78.12 Average: 0 19.03 0.00 2.12 0.28 0.07 78.51 Average: 1 13.51 0.00 2.34 1.07 0.08 83.00 Average: 2 18.28 0.00 1.79 0.73 0.07 79.13 Average: 3 19.03 0.00 2.21 0.96 0.06 77.73 Average: 4 15.80 0.00 2.05 0.67 0.06 81.42 Average: 5 26.96 0.00 2.63 1.19 0.07 69.15 Average: 6 21.86 0.00 1.83 0.59 0.06 75.66 Average: 7 16.97 0.00 2.00 0.57 0.06 80.39