---> uname -a: Linux prd-centos8-docker-8c-8g-4675.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 1047 27147 19 3695 30379 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:25:a2:e1 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.42/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86081sec preferred_lft 86081sec inet6 fe80::f816:3eff:fe25:a2e1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:8e:d5:9d:99 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::42:8eff:fed5:9d99/64 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) 02/01/2026 _x86_64_ (8 CPU) 03:37:24 LINUX RESTART (8 CPU) 03:38:01 AM tps rtps wtps bread/s bwrtn/s 03:39:01 AM 129.06 10.65 118.41 2839.05 6987.05 03:40:01 AM 395.32 14.08 381.24 2399.20 14151.65 03:41:01 AM 216.83 2.30 214.53 91.97 13628.04 03:42:01 AM 162.80 1.93 160.86 408.26 38078.17 Average: 226.00 7.24 218.76 1434.62 18211.23 03:38:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:39:01 AM 29463860 31256088 3191852 9.77 2688 2111516 2019564 5.99 147260 2602052 226880 03:40:01 AM 28388232 30510536 4267480 13.07 2688 2432056 2068172 6.14 217608 3555032 167808 03:41:01 AM 27179948 29828496 5475764 16.77 2688 2951360 2701020 8.01 477452 4474848 330244 03:42:01 AM 27798748 31106704 4856964 14.87 2688 3600364 1514840 4.49 652148 3651068 149768 Average: 28207697 30675456 4448015 13.62 2688 2773824 2075899 6.16 373617 3570750 218675 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 117.84 90.22 1335.97 33.30 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 372.74 326.56 3862.07 49.61 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 513.11 405.56 7252.88 49.68 0.00 0.00 0.00 0.00 03:41:01 AM docker0 0.00 0.00 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 347.48 290.47 2793.20 1377.23 0.00 0.00 0.00 0.00 03:42:01 AM docker0 21.83 33.09 1.18 309.00 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 337.80 278.20 3811.03 377.45 0.00 0.00 0.00 0.00 Average: docker0 5.46 8.27 0.29 77.25 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) 02/01/2026 _x86_64_ (8 CPU) 03:37:24 LINUX RESTART (8 CPU) 03:38:01 AM CPU %user %nice %system %iowait %steal %idle 03:39:01 AM all 9.48 0.00 1.06 1.42 0.04 87.99 03:39:01 AM 0 7.35 0.00 0.94 1.27 0.03 90.42 03:39:01 AM 1 11.19 0.00 1.07 1.00 0.07 86.67 03:39:01 AM 2 5.38 0.00 0.72 1.02 0.03 92.85 03:39:01 AM 3 11.45 0.00 1.07 2.31 0.05 85.12 03:39:01 AM 4 12.29 0.00 1.52 1.27 0.05 84.87 03:39:01 AM 5 11.44 0.00 1.19 1.89 0.05 85.44 03:39:01 AM 6 10.48 0.00 1.40 1.22 0.03 86.86 03:39:01 AM 7 6.26 0.00 0.62 1.40 0.02 91.70 03:40:01 AM all 17.30 0.00 1.37 3.89 0.08 77.36 03:40:01 AM 0 15.73 0.00 1.35 3.73 0.08 79.10 03:40:01 AM 1 28.39 0.00 0.87 2.40 0.08 68.25 03:40:01 AM 2 20.89 0.00 1.09 2.13 0.08 75.81 03:40:01 AM 3 14.05 0.00 1.29 3.11 0.10 81.45 03:40:01 AM 4 16.54 0.00 1.59 5.08 0.10 76.69 03:40:01 AM 5 10.64 0.00 1.96 6.53 0.07 80.81 03:40:01 AM 6 15.51 0.00 1.83 6.98 0.08 75.59 03:40:01 AM 7 16.62 0.00 0.95 1.19 0.07 81.18 03:41:01 AM all 25.73 0.00 1.50 2.34 0.09 70.33 03:41:01 AM 0 38.59 0.00 0.62 1.49 0.10 59.20 03:41:01 AM 1 26.88 0.00 1.74 4.58 0.08 66.71 03:41:01 AM 2 15.37 0.00 1.36 2.21 0.08 80.97 03:41:01 AM 3 27.14 0.00 1.46 1.49 0.08 69.82 03:41:01 AM 4 25.06 0.00 1.59 1.66 0.08 71.60 03:41:01 AM 5 30.07 0.00 1.69 2.35 0.10 65.80 03:41:01 AM 6 16.18 0.00 1.21 1.44 0.10 81.07 03:41:01 AM 7 26.52 0.00 2.35 3.49 0.12 67.52 03:42:01 AM all 9.38 0.00 2.53 2.73 0.07 85.28 03:42:01 AM 0 6.78 0.00 2.33 0.32 0.10 90.47 03:42:01 AM 1 8.16 0.00 3.16 6.64 0.08 81.96 03:42:01 AM 2 9.50 0.00 3.14 2.10 0.07 85.19 03:42:01 AM 3 15.05 0.00 2.58 3.71 0.08 78.58 03:42:01 AM 4 7.59 0.00 2.35 4.57 0.07 85.42 03:42:01 AM 5 8.73 0.00 2.47 2.45 0.07 86.28 03:42:01 AM 6 8.39 0.00 2.06 1.26 0.05 88.24 03:42:01 AM 7 10.82 0.00 2.15 0.84 0.07 86.13 Average: all 15.47 0.00 1.62 2.60 0.07 80.25 Average: 0 17.11 0.00 1.31 1.70 0.08 79.80 Average: 1 18.67 0.00 1.71 3.65 0.08 75.89 Average: 2 12.78 0.00 1.58 1.87 0.07 83.71 Average: 3 16.92 0.00 1.60 2.65 0.08 78.75 Average: 4 15.37 0.00 1.76 3.14 0.08 79.65 Average: 5 15.22 0.00 1.83 3.30 0.07 79.58 Average: 6 12.64 0.00 1.62 2.73 0.07 82.94 Average: 7 15.04 0.00 1.52 1.73 0.07 81.64