---> uname -a: Linux prd-centos8-docker-8c-8g-13252.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 1003 28448 19 2437 30438 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:66:44:14 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.67/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86146sec preferred_lft 86146sec inet6 fe80::f816:3eff:fe66:4414/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:3d:92:b3:94 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) 11/17/2025 _x86_64_ (8 CPU) 05:17:25 LINUX RESTART (8 CPU) 05:18:01 AM tps rtps wtps bread/s bwrtn/s 05:19:01 AM 116.94 6.95 110.00 1148.55 7669.76 05:20:01 AM 199.93 2.60 197.33 942.22 11077.42 05:21:01 AM 69.39 0.50 68.89 29.06 5797.03 Average: 128.76 3.35 125.41 706.61 8181.41 05:18:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:19:01 AM 29541808 31283652 3113904 9.54 2688 2061068 1391500 4.13 145352 2522612 188492 05:20:01 AM 27798180 29743580 4857532 14.87 2688 2256984 2678508 7.95 214092 4153772 86636 05:21:01 AM 29205632 31241616 3450080 10.57 2688 2344360 1389996 4.12 402960 2551012 55940 Average: 28848540 30756283 3807172 11.66 2688 2220804 1820001 5.40 254135 3075799 110356 05:18:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:19:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:19:01 AM eth0 126.19 101.08 1329.91 36.75 0.00 0.00 0.00 0.00 05:19:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:20:01 AM lo 1.05 1.05 0.12 0.12 0.00 0.00 0.00 0.00 05:20:01 AM eth0 265.13 236.97 2103.59 49.67 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 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:21:01 AM eth0 240.24 213.46 848.31 181.10 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 Average: lo 0.35 0.35 0.04 0.04 0.00 0.00 0.00 0.00 Average: eth0 210.52 183.84 1427.27 89.18 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) 11/17/2025 _x86_64_ (8 CPU) 05:17:25 LINUX RESTART (8 CPU) 05:18:01 AM CPU %user %nice %system %iowait %steal %idle 05:19:01 AM all 9.17 0.00 0.86 0.32 0.05 89.61 05:19:01 AM 0 2.15 0.00 0.17 0.03 0.07 97.58 05:19:01 AM 1 19.84 0.00 2.32 0.37 0.07 77.40 05:19:01 AM 2 6.93 0.00 0.60 0.15 0.05 92.27 05:19:01 AM 3 13.59 0.00 0.85 0.53 0.03 84.99 05:19:01 AM 4 8.25 0.00 0.79 0.38 0.03 90.54 05:19:01 AM 5 2.27 0.00 0.33 0.05 0.05 97.29 05:19:01 AM 6 18.34 0.00 1.47 0.90 0.05 79.24 05:19:01 AM 7 1.95 0.00 0.32 0.15 0.05 97.53 05:20:01 AM all 38.90 0.00 1.56 0.52 0.09 58.92 05:20:01 AM 0 42.43 0.00 1.22 0.17 0.10 56.09 05:20:01 AM 1 57.48 0.00 1.29 0.28 0.10 40.85 05:20:01 AM 2 33.40 0.00 1.65 0.67 0.08 64.19 05:20:01 AM 3 40.28 0.00 1.27 0.48 0.08 57.88 05:20:01 AM 4 29.50 0.00 1.19 0.72 0.10 68.49 05:20:01 AM 5 34.69 0.00 1.76 0.15 0.08 63.32 05:20:01 AM 6 37.38 0.00 2.49 1.52 0.10 58.51 05:20:01 AM 7 36.05 0.00 1.60 0.18 0.08 62.08 05:21:01 AM all 30.93 0.00 1.75 0.14 0.08 67.10 05:21:01 AM 0 28.40 0.00 1.74 0.08 0.08 69.69 05:21:01 AM 1 22.60 0.00 1.32 0.17 0.07 75.84 05:21:01 AM 2 46.82 0.00 2.84 0.23 0.08 50.03 05:21:01 AM 3 34.29 0.00 1.64 0.42 0.10 63.55 05:21:01 AM 4 28.49 0.00 2.03 0.05 0.07 69.36 05:21:01 AM 5 21.19 0.00 1.62 0.02 0.08 77.09 05:21:01 AM 6 36.49 0.00 1.62 0.02 0.08 61.79 05:21:01 AM 7 29.13 0.00 1.17 0.10 0.10 69.50 Average: all 26.33 0.00 1.39 0.33 0.08 71.88 Average: 0 24.32 0.00 1.04 0.09 0.08 74.46 Average: 1 33.31 0.00 1.64 0.27 0.08 64.70 Average: 2 29.04 0.00 1.70 0.35 0.07 68.84 Average: 3 29.37 0.00 1.25 0.48 0.07 68.82 Average: 4 22.07 0.00 1.33 0.38 0.07 76.14 Average: 5 19.37 0.00 1.24 0.07 0.07 79.24 Average: 6 30.73 0.00 1.86 0.81 0.08 66.52 Average: 7 22.37 0.00 1.03 0.14 0.08 76.37