---> uname -a: Linux prd-centos8-docker-8c-8g-1220.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 1044 27148 19 3697 30382 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:ec:9b:30 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.200/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86108sec preferred_lft 86108sec inet6 fe80::f816:3eff:feec:9b30/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:bf:37:8a:72 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:bfff:fe37:8a72/64 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) 12/25/2025 _x86_64_ (8 CPU) 03:37:28 LINUX RESTART (8 CPU) 03:38:01 AM tps rtps wtps bread/s bwrtn/s 03:39:01 AM 124.44 16.56 107.88 3478.84 7459.23 03:40:01 AM 443.84 4.82 439.03 1162.74 14366.21 03:41:01 AM 243.39 2.50 240.89 433.46 40468.99 03:42:01 AM 117.49 1.70 115.79 112.88 14929.90 Average: 232.28 6.39 225.88 1296.93 19306.11 03:38:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:39:01 AM 29316920 31150200 3338792 10.22 2688 2151900 2012704 5.97 152936 2740052 201920 03:40:01 AM 28323032 30494128 4332680 13.27 2688 2479348 1935376 5.74 247924 3584768 194820 03:41:01 AM 26268644 29407680 6387068 19.56 2688 3435484 3173320 9.42 571804 5262348 8040 03:42:01 AM 27738960 31050148 4916752 15.06 2688 3602988 1567564 4.65 826196 3532840 24676 Average: 27911889 30525539 4743823 14.53 2688 2917430 2172241 6.44 449715 3780002 107364 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 111.88 86.65 1354.90 32.75 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 413.36 359.17 4510.96 55.59 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 492.84 370.43 9138.21 42.84 0.00 0.00 0.00 0.00 03:41:01 AM docker0 7.51 11.26 0.42 275.78 0.00 0.00 0.00 0.00 03:41:01 AM veth2f20902 4.08 6.11 0.28 134.34 0.00 0.00 0.00 0.01 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 204.51 190.30 222.97 1340.21 0.00 0.00 0.00 0.00 03:42:01 AM docker0 1.65 2.10 0.12 32.55 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 305.64 251.63 3806.58 367.90 0.00 0.00 0.00 0.00 Average: docker0 2.29 3.34 0.13 77.08 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) 12/25/2025 _x86_64_ (8 CPU) 03:37:28 LINUX RESTART (8 CPU) 03:38:01 AM CPU %user %nice %system %iowait %steal %idle 03:39:01 AM all 11.11 0.00 1.02 0.43 0.06 87.38 03:39:01 AM 0 8.91 0.00 0.83 0.23 0.08 89.93 03:39:01 AM 1 29.51 0.00 2.81 0.77 0.08 66.83 03:39:01 AM 2 11.54 0.00 0.75 0.52 0.07 87.12 03:39:01 AM 3 13.43 0.00 0.67 0.32 0.03 85.55 03:39:01 AM 4 2.11 0.00 0.35 0.02 0.10 97.42 03:39:01 AM 5 8.79 0.00 0.88 0.67 0.03 89.62 03:39:01 AM 6 11.41 0.00 1.30 0.25 0.07 86.97 03:39:01 AM 7 3.19 0.00 0.53 0.65 0.05 95.57 03:40:01 AM all 23.47 0.00 1.67 1.55 0.11 73.19 03:40:01 AM 0 26.16 0.00 1.14 1.17 0.12 71.41 03:40:01 AM 1 25.68 0.00 1.93 2.08 0.12 70.20 03:40:01 AM 2 19.16 0.00 2.20 3.40 0.10 75.14 03:40:01 AM 3 32.97 0.00 1.79 1.74 0.13 63.37 03:40:01 AM 4 19.76 0.00 1.73 1.14 0.12 77.25 03:40:01 AM 5 18.21 0.00 1.64 1.00 0.10 79.05 03:40:01 AM 6 24.34 0.00 1.47 0.92 0.08 73.18 03:40:01 AM 7 21.49 0.00 1.49 0.97 0.10 75.95 03:41:01 AM all 22.14 0.00 2.44 1.69 0.10 73.63 03:41:01 AM 0 33.07 0.00 2.74 0.61 0.10 63.48 03:41:01 AM 1 17.86 0.00 2.09 2.02 0.12 77.91 03:41:01 AM 2 20.13 0.00 2.39 1.83 0.12 75.53 03:41:01 AM 3 25.18 0.00 2.59 4.87 0.08 67.28 03:41:01 AM 4 14.47 0.00 2.15 0.42 0.10 82.85 03:41:01 AM 5 30.18 0.00 3.20 2.07 0.10 64.46 03:41:01 AM 6 18.84 0.00 2.42 1.09 0.10 77.54 03:41:01 AM 7 17.34 0.00 1.98 0.60 0.08 79.99 03:42:01 AM all 12.28 0.00 2.38 0.50 0.08 84.76 03:42:01 AM 0 9.89 0.00 2.70 0.10 0.10 87.21 03:42:01 AM 1 16.25 0.00 3.09 1.98 0.10 78.58 03:42:01 AM 2 10.34 0.00 2.16 0.65 0.07 86.78 03:42:01 AM 3 11.04 0.00 2.36 0.20 0.08 86.31 03:42:01 AM 4 6.31 0.00 1.98 0.17 0.07 91.48 03:42:01 AM 5 5.74 0.00 1.85 0.05 0.07 92.30 03:42:01 AM 6 18.31 0.00 2.48 0.59 0.10 78.53 03:42:01 AM 7 20.32 0.00 2.41 0.30 0.08 76.88 Average: all 17.24 0.00 1.88 1.04 0.09 79.75 Average: 0 19.49 0.00 1.85 0.53 0.10 78.03 Average: 1 22.33 0.00 2.48 1.71 0.10 73.37 Average: 2 15.28 0.00 1.87 1.60 0.09 81.16 Average: 3 20.65 0.00 1.85 1.78 0.08 75.64 Average: 4 10.66 0.00 1.55 0.44 0.10 87.26 Average: 5 15.71 0.00 1.89 0.95 0.08 81.38 Average: 6 18.22 0.00 1.92 0.71 0.09 79.06 Average: 7 15.58 0.00 1.60 0.63 0.08 82.11