---> uname -a: Linux prd-centos8-docker-8c-8g-475.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 26501 19 4331 30366 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:51:3e:a3 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.192/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85951sec preferred_lft 85951sec inet6 fe80::f816:3eff:fe51:3ea3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:ae:a6:7f:dc 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:aeff:fea6:7fdc/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) 02/28/2026 _x86_64_ (8 CPU) 07:30:26 LINUX RESTART (8 CPU) 07:31:01 AM tps rtps wtps bread/s bwrtn/s 07:32:01 AM 168.73 14.78 153.96 3102.32 10996.62 07:33:01 AM 211.38 2.20 209.18 83.84 16795.23 07:34:01 AM 55.51 2.65 52.86 1131.14 3185.35 07:35:01 AM 226.99 16.24 210.74 5483.13 28486.84 07:36:01 AM 27.75 0.00 27.75 0.00 20753.91 07:37:01 AM 11.61 0.07 11.55 50.12 245.74 Average: 117.01 5.99 111.02 1642.01 13411.41 07:31:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:32:01 AM 29337968 31195440 3317744 10.16 2688 2176256 1998672 5.93 179948 2677840 146620 07:33:01 AM 28019368 30182736 4636344 14.20 2688 2476240 2416800 7.17 199952 3950976 104 07:34:01 AM 26480676 29514760 6175036 18.91 2688 3331080 3297436 9.78 316228 5315752 761580 07:35:01 AM 26168020 30003772 6487692 19.87 2688 4127092 2433748 7.22 732368 5192872 610724 07:36:01 AM 25757708 29600360 6898004 21.12 2688 4133712 2757064 8.18 732528 5601832 128 07:37:01 AM 25706132 29552276 6949580 21.28 2688 4136980 2772012 8.22 736656 5647296 192 Average: 26911645 30008224 5744067 17.59 2688 3396893 2612622 7.75 482947 4731095 253225 07:31:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:32:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:32:01 AM eth0 140.76 105.53 1697.20 36.37 0.00 0.00 0.00 0.00 07:32:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:33:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:33:01 AM eth0 603.37 411.66 4884.38 90.14 0.00 0.00 0.00 0.00 07:33:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:34:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:34:01 AM eth0 1239.53 368.99 7378.45 30.87 0.00 0.00 0.00 0.00 07:34:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:35:01 AM lo 12.84 12.84 1.35 1.35 0.00 0.00 0.00 0.00 07:35:01 AM eth0 81.66 72.73 1267.22 16.82 0.00 0.00 0.00 0.00 07:35:01 AM docker0 4.78 5.98 0.65 0.69 0.00 0.00 0.00 0.00 07:36:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:36:01 AM eth0 294.22 246.51 232.27 78.99 0.00 0.00 0.00 0.00 07:36:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:37:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:37:01 AM eth0 188.35 160.19 109.76 45.75 0.00 0.00 0.00 0.00 07:37:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2.14 2.14 0.23 0.23 0.00 0.00 0.00 0.00 Average: eth0 424.62 227.59 2594.82 49.82 0.00 0.00 0.00 0.00 Average: docker0 0.80 1.00 0.11 0.12 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) 02/28/2026 _x86_64_ (8 CPU) 07:30:26 LINUX RESTART (8 CPU) 07:31:01 AM CPU %user %nice %system %iowait %steal %idle 07:32:01 AM all 12.82 0.00 1.32 0.62 0.07 85.17 07:32:01 AM 0 9.81 0.00 1.49 1.27 0.12 87.31 07:32:01 AM 1 5.06 0.00 0.60 0.28 0.08 93.97 07:32:01 AM 2 12.81 0.00 1.22 0.60 0.08 85.29 07:32:01 AM 3 13.41 0.00 0.99 0.25 0.07 85.28 07:32:01 AM 4 24.75 0.00 2.35 0.48 0.08 72.33 07:32:01 AM 5 10.37 0.00 0.99 0.37 0.05 88.22 07:32:01 AM 6 8.64 0.00 0.97 1.05 0.03 89.30 07:32:01 AM 7 17.69 0.00 1.94 0.68 0.07 79.62 07:33:01 AM all 16.90 0.00 1.08 0.98 0.08 80.96 07:33:01 AM 0 19.87 0.00 0.74 0.23 0.08 79.08 07:33:01 AM 1 49.19 0.00 1.67 1.67 0.10 47.37 07:33:01 AM 2 11.10 0.00 1.12 1.07 0.07 86.65 07:33:01 AM 3 14.88 0.00 1.45 1.67 0.07 81.93 07:33:01 AM 4 13.02 0.00 0.75 0.32 0.07 85.84 07:33:01 AM 5 12.78 0.00 1.00 1.02 0.08 85.11 07:33:01 AM 6 4.83 0.00 1.24 1.76 0.08 92.09 07:33:01 AM 7 9.51 0.00 0.70 0.08 0.07 89.64 07:34:01 AM all 29.23 0.00 2.12 0.16 0.11 68.39 07:34:01 AM 0 33.37 0.00 1.92 0.02 0.10 64.59 07:34:01 AM 1 43.82 0.00 2.90 0.59 0.12 52.57 07:34:01 AM 2 26.58 0.00 1.73 0.07 0.12 71.50 07:34:01 AM 3 21.20 0.00 2.45 0.13 0.10 76.11 07:34:01 AM 4 14.73 0.00 1.80 0.02 0.12 83.34 07:34:01 AM 5 30.95 0.00 2.19 0.00 0.10 66.76 07:34:01 AM 6 41.58 0.00 2.20 0.00 0.10 56.12 07:34:01 AM 7 21.63 0.00 1.77 0.44 0.10 76.07 07:35:01 AM all 21.22 0.35 2.54 1.56 0.10 74.23 07:35:01 AM 0 18.33 0.10 2.16 0.40 0.12 78.89 07:35:01 AM 1 21.11 0.00 2.70 1.12 0.10 74.97 07:35:01 AM 2 18.01 0.07 2.57 2.35 0.10 76.90 07:35:01 AM 3 32.09 0.34 2.70 4.13 0.12 60.63 07:35:01 AM 4 18.37 0.00 3.14 2.01 0.10 76.38 07:35:01 AM 5 21.47 0.02 2.60 1.63 0.08 74.21 07:35:01 AM 6 22.44 0.03 2.31 0.49 0.10 74.62 07:35:01 AM 7 17.92 2.28 2.11 0.32 0.10 77.27 07:36:01 AM all 10.82 0.00 0.65 0.59 0.05 87.90 07:36:01 AM 0 1.27 0.00 0.23 0.00 0.07 98.43 07:36:01 AM 1 4.68 0.00 1.00 3.98 0.03 90.31 07:36:01 AM 2 4.01 0.00 0.94 0.18 0.03 94.84 07:36:01 AM 3 56.52 0.00 1.84 0.05 0.08 41.51 07:36:01 AM 4 1.07 0.00 0.77 0.02 0.07 98.08 07:36:01 AM 5 6.05 0.00 0.10 0.00 0.03 93.81 07:36:01 AM 6 10.92 0.00 0.08 0.00 0.02 88.98 07:36:01 AM 7 2.00 0.00 0.23 0.47 0.03 97.26 07:37:01 AM all 11.19 0.00 0.38 0.02 0.04 88.37 07:37:01 AM 0 2.05 0.00 0.22 0.00 0.07 97.66 07:37:01 AM 1 4.70 0.00 0.23 0.02 0.05 94.99 07:37:01 AM 2 4.51 0.00 0.80 0.02 0.05 94.62 07:37:01 AM 3 56.11 0.00 0.90 0.02 0.07 42.91 07:37:01 AM 4 0.69 0.00 0.48 0.10 0.03 98.70 07:37:01 AM 5 6.12 0.00 0.05 0.00 0.02 93.81 07:37:01 AM 6 7.92 0.00 0.12 0.00 0.03 91.93 07:37:01 AM 7 7.40 0.00 0.23 0.00 0.03 92.33 Average: all 17.01 0.06 1.35 0.65 0.07 80.86 Average: 0 14.09 0.02 1.12 0.32 0.09 84.36 Average: 1 21.39 0.00 1.51 1.28 0.08 75.74 Average: 2 12.82 0.01 1.39 0.71 0.08 84.99 Average: 3 32.39 0.06 1.72 1.04 0.08 64.71 Average: 4 12.10 0.00 1.55 0.49 0.08 85.78 Average: 5 14.59 0.00 1.15 0.50 0.06 83.69 Average: 6 16.03 0.01 1.15 0.55 0.06 82.21 Average: 7 12.68 0.38 1.16 0.33 0.07 85.38