---> uname -a: Linux prd-centos8-docker-8c-8g-415.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 7% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1044 27372 19 3473 30389 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:43:83:a2 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.90/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86143sec preferred_lft 86143sec inet6 fe80::f816:3eff:fe43:83a2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:c2:11:42:3b 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:c2ff:fe11:423b/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) 12/20/2025 _x86_64_ (8 CPU) 17:12:04 LINUX RESTART (8 CPU) 05:13:01 PM tps rtps wtps bread/s bwrtn/s 05:14:01 PM 328.56 15.36 313.20 3916.41 13922.53 05:15:01 PM 237.47 5.53 231.94 500.23 13799.03 05:16:01 PM 145.72 1.00 144.72 470.51 35239.20 Average: 237.25 7.30 229.95 1628.93 20987.31 05:13:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:14:01 PM 28709020 30709020 3946692 12.09 2688 2314032 1876184 5.57 174464 3295992 134760 05:15:01 PM 27519024 29934588 5136688 15.73 2688 2722336 2422604 7.19 405016 4223716 177016 05:16:01 PM 27994048 31080644 4661664 14.28 2688 3385928 1563456 4.64 799768 3331872 98068 Average: 28074031 30574751 4581681 14.03 2688 2807432 1954081 5.80 459749 3617193 136615 05:13:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:14:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:14:01 PM eth0 259.27 233.81 2610.83 53.31 0.00 0.00 0.00 0.00 05:14:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:15:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:15:01 PM eth0 442.02 359.78 6251.17 47.16 0.00 0.00 0.00 0.00 05:15:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:16:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:16:01 PM eth0 291.77 251.68 3452.78 1240.00 0.00 0.00 0.00 0.00 05:16:01 PM docker0 6.80 14.28 0.51 244.01 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 331.02 281.76 4105.01 446.85 0.00 0.00 0.00 0.00 Average: docker0 2.27 4.76 0.17 81.34 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) 12/20/2025 _x86_64_ (8 CPU) 17:12:04 LINUX RESTART (8 CPU) 05:13:01 PM CPU %user %nice %system %iowait %steal %idle 05:14:01 PM all 13.70 0.00 1.18 2.44 0.06 82.62 05:14:01 PM 0 16.38 0.00 1.37 3.91 0.07 78.27 05:14:01 PM 1 3.84 0.00 0.97 2.22 0.07 92.90 05:14:01 PM 2 12.33 0.00 1.84 3.56 0.07 82.20 05:14:01 PM 3 14.01 0.00 1.34 2.94 0.07 81.64 05:14:01 PM 4 7.57 0.00 0.82 2.14 0.07 89.41 05:14:01 PM 5 7.27 0.00 0.63 1.92 0.05 90.13 05:14:01 PM 6 13.49 0.00 1.02 2.01 0.07 83.42 05:14:01 PM 7 34.76 0.00 1.42 0.80 0.07 62.95 05:15:01 PM all 24.00 0.00 1.31 4.08 0.08 70.52 05:15:01 PM 0 17.69 0.00 1.07 3.47 0.12 77.66 05:15:01 PM 1 25.31 0.00 1.14 5.35 0.08 68.12 05:15:01 PM 2 30.02 0.00 1.36 11.23 0.07 57.32 05:15:01 PM 3 19.90 0.00 1.58 1.81 0.08 76.62 05:15:01 PM 4 25.48 0.00 1.34 1.51 0.07 71.60 05:15:01 PM 5 22.34 0.00 1.78 2.67 0.08 73.13 05:15:01 PM 6 30.05 0.00 1.36 5.39 0.08 63.12 05:15:01 PM 7 21.16 0.00 0.90 1.22 0.07 76.65 05:16:01 PM all 13.25 0.00 2.31 2.28 0.06 82.09 05:16:01 PM 0 11.74 0.00 2.50 0.74 0.07 84.96 05:16:01 PM 1 13.26 0.00 2.06 4.22 0.07 80.39 05:16:01 PM 2 11.57 0.00 2.35 2.61 0.08 83.38 05:16:01 PM 3 16.15 0.00 2.73 4.48 0.07 76.57 05:16:01 PM 4 10.17 0.00 2.28 2.68 0.05 84.81 05:16:01 PM 5 19.07 0.00 2.26 0.49 0.07 78.12 05:16:01 PM 6 13.75 0.00 2.20 1.78 0.05 82.23 05:16:01 PM 7 10.29 0.00 2.13 1.26 0.05 86.27 Average: all 16.98 0.00 1.60 2.93 0.07 78.41 Average: 0 15.27 0.00 1.65 2.71 0.08 80.29 Average: 1 14.13 0.00 1.39 3.93 0.07 80.47 Average: 2 17.98 0.00 1.85 5.80 0.07 74.29 Average: 3 16.68 0.00 1.88 3.08 0.07 78.28 Average: 4 14.40 0.00 1.48 2.11 0.06 81.95 Average: 5 16.21 0.00 1.56 1.69 0.07 80.47 Average: 6 19.10 0.00 1.52 3.06 0.07 76.25 Average: 7 22.07 0.00 1.48 1.09 0.06 75.29