---> uname -a: Linux prd-centos8-docker-8c-8g-3254.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: 2799.996 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 1074 26488 19 4327 30348 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:1d:3e:ef brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.248/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85954sec preferred_lft 85954sec inet6 fe80::f816:3eff:fe1d:3eef/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:14:82:c1:f2 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::42:14ff:fe82:c1f2/64 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) 01/05/2026 _x86_64_ (8 CPU) 07:30:25 LINUX RESTART (8 CPU) 07:31:01 AM tps rtps wtps bread/s bwrtn/s 07:32:01 AM 208.33 14.68 193.65 3199.87 10561.67 07:33:01 AM 174.08 2.08 171.99 81.97 15417.51 07:34:01 AM 111.20 3.02 108.18 1430.03 29565.44 07:35:01 AM 245.64 15.96 229.69 5174.75 22866.68 07:36:01 AM 12.51 0.00 12.51 0.00 446.64 07:37:01 AM 13.78 0.07 13.71 50.12 254.39 Average: 127.60 5.97 121.63 1656.27 13185.99 07:31:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:32:01 AM 29127956 31005956 3527756 10.80 2688 2194568 1808864 5.37 182752 2882076 143348 07:33:01 AM 28196092 30354144 4459620 13.66 2688 2470308 2215176 6.57 199776 3771336 96 07:34:01 AM 26412732 29471212 6242980 19.12 2688 3353280 3954456 11.73 352756 5328828 148 07:35:01 AM 25836392 29666876 6819320 20.88 2688 4120852 2693360 7.99 736100 5513692 20 07:36:01 AM 25821664 29659064 6834048 20.93 2688 4127472 2693360 7.99 736260 5529344 20 07:37:01 AM 25303436 29349268 7352276 22.51 2688 4335416 3237632 9.61 743300 6035044 204780 Average: 26783045 29917753 5872667 17.98 2688 3433649 2767141 8.21 491824 4843387 58069 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 160.29 131.63 1846.03 41.72 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 446.43 324.19 4492.83 48.99 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 1552.64 626.91 7401.89 47.52 0.00 0.00 0.00 0.00 07:34:01 AM docker0 0.00 0.08 0.00 0.01 0.00 0.00 0.00 0.00 07:34:01 AM veth9c734f9 0.00 0.18 0.00 0.02 0.00 0.00 0.00 0.00 07:35:01 AM lo 12.68 12.68 1.34 1.34 0.00 0.00 0.00 0.00 07:35:01 AM eth0 105.10 88.54 1292.95 19.70 0.00 0.00 0.00 0.00 07:35:01 AM docker0 4.76 5.76 0.65 0.67 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 164.54 138.21 203.82 43.78 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 121.50 97.37 146.21 26.35 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 2.11 2.11 0.22 0.22 0.00 0.00 0.00 0.00 Average: eth0 425.07 234.47 2563.94 38.01 0.00 0.00 0.00 0.00 Average: docker0 0.79 0.97 0.11 0.11 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) 01/05/2026 _x86_64_ (8 CPU) 07:30:25 LINUX RESTART (8 CPU) 07:31:01 AM CPU %user %nice %system %iowait %steal %idle 07:32:01 AM all 13.62 0.00 1.29 0.59 0.06 84.43 07:32:01 AM 0 13.06 0.00 1.14 0.62 0.08 85.10 07:32:01 AM 1 22.37 0.00 1.94 0.89 0.07 74.74 07:32:01 AM 2 16.67 0.00 1.55 0.60 0.07 81.11 07:32:01 AM 3 9.01 0.00 0.84 0.23 0.07 89.86 07:32:01 AM 4 10.71 0.00 1.29 0.62 0.03 87.35 07:32:01 AM 5 4.59 0.00 1.02 0.84 0.07 93.49 07:32:01 AM 6 15.03 0.00 1.14 0.65 0.05 83.13 07:32:01 AM 7 17.52 0.00 1.44 0.30 0.05 80.69 07:33:01 AM all 14.27 0.00 0.77 0.56 0.06 84.34 07:33:01 AM 0 9.73 0.00 0.33 0.02 0.05 89.87 07:33:01 AM 1 32.65 0.00 1.85 1.15 0.07 64.28 07:33:01 AM 2 15.75 0.00 0.84 0.85 0.07 82.50 07:33:01 AM 3 6.67 0.00 0.63 0.28 0.05 92.37 07:33:01 AM 4 3.91 0.00 0.99 1.40 0.08 93.61 07:33:01 AM 5 13.52 0.00 0.42 0.07 0.05 85.95 07:33:01 AM 6 12.76 0.00 0.60 0.57 0.05 86.02 07:33:01 AM 7 19.20 0.00 0.47 0.13 0.05 80.15 07:34:01 AM all 27.43 0.00 2.34 0.58 0.08 69.57 07:34:01 AM 0 26.09 0.00 2.41 0.00 0.08 71.42 07:34:01 AM 1 44.03 0.00 2.19 1.30 0.10 52.38 07:34:01 AM 2 24.46 0.00 2.48 1.22 0.08 71.76 07:34:01 AM 3 33.15 0.00 2.44 0.57 0.07 63.77 07:34:01 AM 4 8.21 0.00 2.70 0.25 0.07 88.77 07:34:01 AM 5 27.12 0.00 2.00 0.42 0.08 70.38 07:34:01 AM 6 42.25 0.00 2.98 0.54 0.07 54.17 07:34:01 AM 7 14.12 0.00 1.49 0.37 0.08 83.93 07:35:01 AM all 20.24 0.56 2.16 0.71 0.08 76.25 07:35:01 AM 0 33.43 1.72 2.33 0.65 0.08 61.78 07:35:01 AM 1 22.81 0.07 2.29 0.42 0.08 74.33 07:35:01 AM 2 17.58 0.02 1.87 1.37 0.10 79.06 07:35:01 AM 3 15.65 0.05 2.23 0.37 0.10 81.60 07:35:01 AM 4 15.33 0.07 2.08 0.18 0.07 82.28 07:35:01 AM 5 21.99 0.02 1.69 0.05 0.05 76.20 07:35:01 AM 6 14.74 0.03 1.77 0.22 0.07 83.17 07:35:01 AM 7 20.42 2.51 3.02 2.43 0.05 71.57 07:36:01 AM all 10.84 0.00 0.44 0.02 0.04 88.66 07:36:01 AM 0 23.86 0.00 0.75 0.03 0.07 75.29 07:36:01 AM 1 7.02 0.00 0.52 0.05 0.05 92.36 07:36:01 AM 2 1.15 0.00 0.27 0.02 0.05 98.51 07:36:01 AM 3 3.22 0.00 0.10 0.00 0.05 96.63 07:36:01 AM 4 5.39 0.00 0.27 0.05 0.03 94.26 07:36:01 AM 5 0.79 0.00 0.28 0.00 0.03 98.90 07:36:01 AM 6 4.83 0.00 0.48 0.00 0.03 94.65 07:36:01 AM 7 40.40 0.00 0.87 0.00 0.03 58.70 07:37:01 AM all 11.28 0.00 0.55 0.03 0.04 88.10 07:37:01 AM 0 9.89 0.00 0.45 0.00 0.05 89.61 07:37:01 AM 1 1.67 0.00 0.87 0.02 0.05 97.40 07:37:01 AM 2 3.71 0.00 0.53 0.00 0.03 95.72 07:37:01 AM 3 4.94 0.00 0.33 0.02 0.05 94.66 07:37:01 AM 4 5.69 0.00 0.25 0.00 0.02 94.04 07:37:01 AM 5 3.46 0.00 0.58 0.03 0.05 95.88 07:37:01 AM 6 5.87 0.00 0.12 0.00 0.02 94.00 07:37:01 AM 7 55.00 0.00 1.27 0.13 0.07 43.53 Average: all 16.26 0.09 1.26 0.41 0.06 81.91 Average: 0 19.33 0.29 1.23 0.22 0.07 78.86 Average: 1 21.72 0.01 1.61 0.64 0.07 75.96 Average: 2 13.20 0.00 1.26 0.68 0.07 84.80 Average: 3 12.08 0.01 1.09 0.25 0.06 86.51 Average: 4 8.20 0.01 1.26 0.42 0.05 90.06 Average: 5 11.89 0.00 1.00 0.23 0.06 86.82 Average: 6 15.87 0.01 1.18 0.33 0.05 82.57 Average: 7 27.80 0.42 1.42 0.56 0.06 69.74