---> uname -a: Linux prd-centos8-docker-8c-8g-5025.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 12G 149G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1064 27074 19 3751 30362 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:ab:16:99 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.10/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86139sec preferred_lft 86139sec inet6 fe80::f816:3eff:feab:1699/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:6f:a5:26:1a 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::42:6fff:fea5:261a/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) 04/23/2026 _x86_64_ (8 CPU) 03:37:19 LINUX RESTART (8 CPU) 03:38:01 AM tps rtps wtps bread/s bwrtn/s 03:39:01 AM 236.68 14.51 222.16 3118.15 13493.05 03:40:01 AM 409.17 5.52 403.65 1231.26 14327.93 03:41:01 AM 256.11 5.51 250.60 554.48 44969.94 Average: 300.65 8.51 292.14 1634.57 24264.79 03:38:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:39:01 AM 29159024 31124156 3496688 10.71 2688 2280720 1631616 4.84 192516 2832636 145044 03:40:01 AM 27661860 30034736 4993852 15.29 2688 2679376 2397432 7.11 395784 4087484 184648 03:41:01 AM 27730116 31095388 4925596 15.08 2688 3658240 1567080 4.65 656604 3713216 149320 Average: 28183667 30751427 4472045 13.69 2688 2872779 1865376 5.53 414968 3544445 159671 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 249.71 206.52 2679.01 50.31 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 453.91 379.29 5653.82 53.38 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 556.85 462.00 7066.71 1383.74 0.00 0.00 0.00 0.00 03:41:01 AM docker0 8.86 13.76 0.54 307.75 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 420.16 349.27 5133.29 495.86 0.00 0.00 0.00 0.00 Average: docker0 2.95 4.59 0.18 102.60 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) 04/23/2026 _x86_64_ (8 CPU) 03:37:19 LINUX RESTART (8 CPU) 03:38:01 AM CPU %user %nice %system %iowait %steal %idle 03:39:01 AM all 13.31 0.00 1.26 0.69 0.06 84.67 03:39:01 AM 0 13.51 0.00 0.65 0.12 0.07 85.65 03:39:01 AM 1 26.30 0.00 2.12 0.57 0.07 70.94 03:39:01 AM 2 16.07 0.00 1.89 0.84 0.10 81.10 03:39:01 AM 3 7.35 0.00 0.92 0.64 0.07 91.02 03:39:01 AM 4 10.30 0.00 1.59 1.12 0.07 86.92 03:39:01 AM 5 9.19 0.00 1.39 1.40 0.05 87.97 03:39:01 AM 6 9.82 0.00 0.68 0.33 0.05 89.11 03:39:01 AM 7 13.97 0.00 0.83 0.53 0.05 84.61 03:40:01 AM all 27.13 0.00 1.59 1.02 0.08 70.18 03:40:01 AM 0 25.46 0.00 1.99 0.92 0.10 71.53 03:40:01 AM 1 32.89 0.00 1.66 0.94 0.08 64.42 03:40:01 AM 2 30.87 0.00 2.48 2.84 0.07 63.75 03:40:01 AM 3 24.72 0.00 1.44 0.99 0.08 72.76 03:40:01 AM 4 19.91 0.00 1.59 1.07 0.07 77.36 03:40:01 AM 5 30.28 0.00 1.22 0.42 0.10 67.98 03:40:01 AM 6 27.16 0.00 1.01 0.27 0.08 71.49 03:40:01 AM 7 25.72 0.00 1.31 0.75 0.07 72.15 03:41:01 AM all 16.77 0.00 2.99 0.85 0.07 79.31 03:41:01 AM 0 13.39 0.00 3.52 0.28 0.07 82.73 03:41:01 AM 1 13.07 0.00 3.21 2.42 0.08 81.22 03:41:01 AM 2 26.83 0.00 2.72 0.72 0.10 69.62 03:41:01 AM 3 17.92 0.00 2.63 0.27 0.07 79.11 03:41:01 AM 4 13.98 0.00 3.23 0.84 0.07 81.89 03:41:01 AM 5 14.25 0.00 2.57 0.18 0.05 82.95 03:41:01 AM 6 15.61 0.00 2.48 0.77 0.07 81.07 03:41:01 AM 7 19.15 0.00 3.56 1.34 0.08 75.86 Average: all 19.07 0.00 1.94 0.86 0.07 78.06 Average: 0 17.45 0.00 2.05 0.44 0.08 79.97 Average: 1 24.09 0.00 2.33 1.31 0.08 72.19 Average: 2 24.58 0.00 2.36 1.46 0.09 71.50 Average: 3 16.65 0.00 1.66 0.63 0.07 80.98 Average: 4 14.73 0.00 2.13 1.01 0.07 82.06 Average: 5 17.91 0.00 1.72 0.67 0.07 79.63 Average: 6 17.52 0.00 1.39 0.46 0.07 80.57 Average: 7 19.61 0.00 1.90 0.88 0.07 77.55