---> uname -a: Linux prd-centos8-docker-8c-8g-34.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 1057 27074 19 3758 30369 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:d6:97:6f brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.175/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86115sec preferred_lft 86115sec inet6 fe80::f816:3eff:fed6:976f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:04:0b:8a:6e 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::42:4ff:fe0b:8a6e/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) 05/14/2026 _x86_64_ (8 CPU) 03:37:21 LINUX RESTART (8 CPU) 03:38:01 AM tps rtps wtps bread/s bwrtn/s 03:39:01 AM 159.93 14.55 145.38 3223.86 9986.75 03:40:01 AM 442.84 4.62 438.22 1159.48 14355.95 03:41:01 AM 271.46 3.00 268.46 459.18 42024.93 03:42:01 AM 88.54 2.93 85.60 131.29 12204.15 Average: 240.69 6.27 234.42 1243.45 19642.94 03:38:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:39:01 AM 29106824 31019200 3548888 10.87 2688 2230904 1817536 5.39 159248 2933904 170436 03:40:01 AM 28179036 30411464 4476676 13.71 2688 2541292 2100876 6.23 258636 3720452 139696 03:41:01 AM 26127964 29367976 6527748 19.99 2688 3533704 3752104 11.13 587916 5380144 8 03:42:01 AM 27749344 31124088 4906368 15.02 2688 3667236 1499820 4.45 839364 3513072 8488 Average: 27790792 30480682 4864920 14.90 2688 2993284 2292584 6.80 461291 3886893 79657 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 167.39 126.01 1831.15 37.36 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 393.57 353.57 4251.89 52.42 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 587.82 436.90 9176.68 47.58 0.00 0.00 0.00 0.00 03:41:01 AM docker0 23.19 35.64 1.24 309.25 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 252.40 269.89 219.45 2338.52 0.00 0.00 0.00 0.00 03:42:01 AM docker0 0.00 0.08 0.00 0.01 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 350.30 296.59 3869.79 618.97 0.00 0.00 0.00 0.00 Average: docker0 5.80 8.93 0.31 77.31 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) 05/14/2026 _x86_64_ (8 CPU) 03:37:21 LINUX RESTART (8 CPU) 03:38:01 AM CPU %user %nice %system %iowait %steal %idle 03:39:01 AM all 9.13 0.00 0.98 0.42 0.05 89.43 03:39:01 AM 0 5.97 0.00 0.42 0.02 0.07 93.53 03:39:01 AM 1 10.70 0.00 1.20 0.30 0.05 87.74 03:39:01 AM 2 17.40 0.00 1.65 0.68 0.05 80.21 03:39:01 AM 3 15.31 0.00 1.32 0.70 0.03 82.64 03:39:01 AM 4 10.09 0.00 1.27 0.37 0.05 88.22 03:39:01 AM 5 4.16 0.00 1.00 0.89 0.03 93.92 03:39:01 AM 6 5.83 0.00 0.62 0.35 0.03 93.17 03:39:01 AM 7 3.57 0.00 0.35 0.02 0.05 96.01 03:40:01 AM all 22.74 0.00 1.48 1.12 0.08 74.58 03:40:01 AM 0 20.55 0.00 0.97 0.45 0.08 77.94 03:40:01 AM 1 28.96 0.00 2.26 1.61 0.08 67.09 03:40:01 AM 2 28.54 0.00 2.21 1.42 0.10 67.73 03:40:01 AM 3 21.31 0.00 2.13 2.98 0.08 73.50 03:40:01 AM 4 19.15 0.00 0.87 0.37 0.07 79.54 03:40:01 AM 5 17.19 0.00 1.52 0.82 0.07 80.40 03:40:01 AM 6 20.60 0.00 1.02 0.72 0.07 77.60 03:40:01 AM 7 25.61 0.00 0.87 0.63 0.07 72.82 03:41:01 AM all 21.08 0.00 2.63 1.02 0.08 75.18 03:41:01 AM 0 31.18 0.00 2.16 0.54 0.10 66.02 03:41:01 AM 1 27.89 0.00 3.23 1.48 0.08 67.32 03:41:01 AM 2 18.85 0.00 3.25 1.13 0.08 76.69 03:41:01 AM 3 20.79 0.00 2.30 0.81 0.08 76.02 03:41:01 AM 4 14.15 0.00 2.96 2.51 0.08 80.30 03:41:01 AM 5 17.40 0.00 2.23 0.54 0.08 79.74 03:41:01 AM 6 18.22 0.00 2.48 0.86 0.08 78.36 03:41:01 AM 7 20.17 0.00 2.42 0.30 0.07 77.05 03:42:01 AM all 12.25 0.00 1.87 0.20 0.06 85.61 03:42:01 AM 0 15.37 0.00 2.46 0.20 0.08 81.89 03:42:01 AM 1 20.44 0.00 2.49 0.62 0.08 76.36 03:42:01 AM 2 5.45 0.00 1.39 0.05 0.07 93.04 03:42:01 AM 3 9.92 0.00 1.41 0.08 0.05 88.54 03:42:01 AM 4 19.60 0.00 2.26 0.17 0.05 77.93 03:42:01 AM 5 10.85 0.00 1.91 0.18 0.05 87.01 03:42:01 AM 6 6.88 0.00 1.66 0.20 0.05 91.21 03:42:01 AM 7 9.51 0.00 1.41 0.12 0.05 88.92 Average: all 16.30 0.00 1.74 0.69 0.07 81.21 Average: 0 18.26 0.00 1.50 0.30 0.08 79.85 Average: 1 21.99 0.00 2.29 1.00 0.08 74.64 Average: 2 17.56 0.00 2.12 0.82 0.08 79.42 Average: 3 16.83 0.00 1.79 1.14 0.06 80.18 Average: 4 15.75 0.00 1.84 0.85 0.06 81.50 Average: 5 12.39 0.00 1.67 0.61 0.06 85.28 Average: 6 12.88 0.00 1.44 0.53 0.06 85.09 Average: 7 14.71 0.00 1.26 0.27 0.06 83.70