---> uname -a: Linux prd-centos8-docker-8c-8g-6850.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 1091 26900 19 3898 30325 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:e1:ee:a2 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.225/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85893sec preferred_lft 85893sec inet6 fe80::f816:3eff:fee1:eea2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:b3:5f:c0:9c 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:b3ff:fe5f:c09c/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) 04/28/2026 _x86_64_ (8 CPU) 16:29:34 LINUX RESTART (8 CPU) 04:30:02 PM tps rtps wtps bread/s bwrtn/s 04:31:01 PM 159.22 6.15 153.07 953.98 6341.87 04:32:01 PM 196.42 17.96 178.45 3895.35 12551.24 04:33:01 PM 147.58 1.77 145.81 498.58 11662.34 04:34:01 PM 137.35 0.55 136.80 423.86 41367.21 04:35:01 PM 30.76 0.05 30.71 0.93 705.11 04:36:01 PM 19.09 0.48 18.61 21.46 466.88 04:37:01 PM 9.83 0.15 9.68 13.73 288.89 04:38:01 PM 34.58 0.35 34.23 46.39 1707.40 Average: 91.71 3.43 88.28 731.26 9392.58 04:30:02 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:31:01 PM 29635088 31301860 3020624 9.25 2688 1990068 1368636 4.06 149656 2441436 160716 04:32:01 PM 28709288 30776724 3946424 12.08 2688 2382152 1748876 5.19 215276 3256160 124428 04:33:01 PM 27703068 30028992 4952644 15.17 2688 2635332 2400428 7.12 270188 4182976 51812 04:34:01 PM 25417044 28902908 7238668 22.17 2688 3768980 3926184 11.65 380068 6249800 68 04:35:01 PM 24969920 28458528 7685792 23.54 2688 3771336 3743656 11.11 447428 6628508 332 04:36:01 PM 24780636 28276928 7875076 24.12 2688 3778296 4073272 12.09 451388 6810372 64 04:37:01 PM 27583720 31078892 5071992 15.53 2688 3777212 1520500 4.51 622660 3848684 7480 04:38:01 PM 27517668 31027936 5138044 15.73 2688 3790944 1568168 4.65 638840 3896548 13320 Average: 27039554 29981596 5616158 17.20 2688 3236790 2543715 7.55 396938 4664310 44778 04:30:02 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:31:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:31:01 PM eth0 124.31 86.90 1098.06 24.69 0.00 0.00 0.00 0.00 04:31:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:32:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:32:01 PM eth0 287.20 227.98 2868.71 39.10 0.00 0.00 0.00 0.00 04:32:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:33:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:33:01 PM eth0 246.48 197.88 3690.36 29.33 0.00 0.00 0.00 0.00 04:33:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:34:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:34:01 PM eth0 391.67 246.32 9767.46 34.19 0.00 0.00 0.00 0.00 04:34:01 PM docker0 0.00 0.08 0.00 0.01 0.00 0.00 0.00 0.00 04:34:01 PM veth2646336 0.00 0.18 0.00 0.02 0.00 0.00 0.00 0.00 04:35:01 PM lo 24.98 24.98 2.32 2.32 0.00 0.00 0.00 0.00 04:35:01 PM eth0 55.43 39.37 19.36 19.74 0.00 0.00 0.00 0.00 04:35:01 PM docker0 7.61 8.45 1.02 0.98 0.00 0.00 0.00 0.00 04:36:01 PM lo 67.60 67.60 4.28 4.28 0.00 0.00 0.00 0.00 04:36:01 PM eth0 502.23 312.73 134.39 130.77 0.00 0.00 0.00 0.00 04:36:01 PM docker0 4.43 5.08 0.76 0.69 0.00 0.00 0.00 0.00 04:36:01 PM veth64b0b34 0.00 0.12 0.00 0.01 0.00 0.00 0.00 0.00 04:37:01 PM lo 55.70 55.70 2.84 2.84 0.00 0.00 0.00 0.00 04:37:01 PM eth0 342.34 230.11 104.57 97.42 0.00 0.00 0.00 0.00 04:37:01 PM docker0 0.80 0.93 0.11 0.14 0.00 0.00 0.00 0.00 04:38:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:38:01 PM eth0 23.63 16.41 17.48 6.92 0.00 0.00 0.00 0.00 04:38:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 18.57 18.57 1.18 1.18 0.00 0.00 0.00 0.00 Average: eth0 246.93 169.89 2214.83 47.82 0.00 0.00 0.00 0.00 Average: docker0 1.61 1.82 0.24 0.23 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) 04/28/2026 _x86_64_ (8 CPU) 16:29:34 LINUX RESTART (8 CPU) 04:30:02 PM CPU %user %nice %system %iowait %steal %idle 04:31:01 PM all 7.47 0.00 0.93 2.26 0.04 89.30 04:31:01 PM 0 5.74 0.00 0.70 0.92 0.03 92.61 04:31:01 PM 1 7.61 0.00 0.80 1.22 0.05 90.32 04:31:01 PM 2 9.84 0.00 1.05 2.96 0.05 86.10 04:31:01 PM 3 22.20 0.00 2.34 3.63 0.07 71.76 04:31:01 PM 4 9.18 0.00 1.29 4.62 0.03 84.88 04:31:01 PM 5 0.92 0.00 0.34 0.12 0.02 98.61 04:31:01 PM 6 2.28 0.00 0.34 0.19 0.02 97.18 04:31:01 PM 7 1.99 0.00 0.56 4.44 0.05 92.96 04:32:01 PM all 16.86 0.00 1.25 3.11 0.09 78.69 04:32:01 PM 0 14.24 0.00 0.85 1.70 0.08 83.13 04:32:01 PM 1 11.97 0.00 0.94 1.93 0.10 85.06 04:32:01 PM 2 13.22 0.00 1.17 3.15 0.08 82.37 04:32:01 PM 3 26.17 0.00 2.30 1.72 0.10 69.70 04:32:01 PM 4 16.04 0.00 1.96 11.14 0.08 70.78 04:32:01 PM 5 23.50 0.00 1.20 1.89 0.08 73.33 04:32:01 PM 6 12.84 0.00 0.67 0.95 0.05 85.49 04:32:01 PM 7 16.86 0.00 0.94 2.44 0.10 79.66 04:33:01 PM all 25.84 0.00 1.00 3.55 0.10 69.50 04:33:01 PM 0 30.22 0.00 1.22 0.92 0.10 67.54 04:33:01 PM 1 26.38 0.00 0.79 2.79 0.10 69.94 04:33:01 PM 2 32.25 0.00 1.22 6.40 0.12 60.01 04:33:01 PM 3 18.76 0.00 0.97 4.75 0.08 75.44 04:33:01 PM 4 29.31 0.00 1.02 5.53 0.12 64.02 04:33:01 PM 5 27.66 0.00 1.02 5.09 0.10 66.13 04:33:01 PM 6 26.81 0.00 1.34 2.18 0.10 69.58 04:33:01 PM 7 15.36 0.00 0.42 0.74 0.10 83.39 04:34:01 PM all 36.68 0.00 2.87 2.33 0.13 57.99 04:34:01 PM 0 28.86 0.00 3.13 1.14 0.12 66.76 04:34:01 PM 1 20.60 0.00 3.00 4.76 0.15 71.49 04:34:01 PM 2 39.65 0.00 2.22 3.92 0.12 54.09 04:34:01 PM 3 36.13 0.00 2.86 0.24 0.12 60.66 04:34:01 PM 4 50.71 0.00 3.87 0.76 0.15 44.51 04:34:01 PM 5 41.66 0.00 2.48 1.38 0.13 54.35 04:34:01 PM 6 46.51 0.00 1.95 1.43 0.12 50.00 04:34:01 PM 7 29.26 0.00 3.47 5.05 0.13 62.08 04:35:01 PM all 22.67 0.00 1.65 0.23 0.11 75.35 04:35:01 PM 0 15.40 0.00 1.42 0.03 0.10 83.04 04:35:01 PM 1 13.64 0.00 1.39 0.42 0.12 84.43 04:35:01 PM 2 20.05 0.00 1.94 0.59 0.10 77.32 04:35:01 PM 3 39.38 0.00 1.67 0.15 0.10 58.70 04:35:01 PM 4 26.54 0.00 2.41 0.33 0.10 70.61 04:35:01 PM 5 20.96 0.00 1.74 0.12 0.10 77.08 04:35:01 PM 6 18.04 0.00 1.17 0.02 0.12 80.65 04:35:01 PM 7 27.33 0.00 1.42 0.15 0.12 70.98 04:36:01 PM all 11.09 0.00 1.50 0.36 0.09 86.96 04:36:01 PM 0 10.57 0.00 1.00 0.10 0.08 88.25 04:36:01 PM 1 9.23 0.00 2.04 0.18 0.08 88.46 04:36:01 PM 2 10.91 0.00 1.17 0.27 0.10 87.55 04:36:01 PM 3 12.86 0.00 1.14 0.42 0.08 85.51 04:36:01 PM 4 15.08 0.00 1.34 0.07 0.08 83.43 04:36:01 PM 5 12.15 0.00 1.74 0.25 0.08 85.78 04:36:01 PM 6 9.04 0.00 2.26 1.22 0.10 87.37 04:36:01 PM 7 8.90 0.00 1.29 0.35 0.10 89.36 04:37:01 PM all 7.02 0.00 1.12 0.22 0.08 91.57 04:37:01 PM 0 6.30 0.00 1.14 0.18 0.07 92.31 04:37:01 PM 1 8.23 0.00 1.31 0.22 0.10 90.14 04:37:01 PM 2 7.28 0.00 1.47 0.00 0.05 91.20 04:37:01 PM 3 9.19 0.00 1.41 0.87 0.10 88.43 04:37:01 PM 4 5.86 0.00 1.05 0.10 0.10 92.89 04:37:01 PM 5 6.26 0.00 0.82 0.03 0.07 92.82 04:37:01 PM 6 5.17 0.00 0.74 0.12 0.07 93.90 04:37:01 PM 7 7.84 0.00 1.00 0.25 0.05 90.86 04:38:01 PM all 6.31 0.00 0.58 1.41 0.04 91.67 04:38:01 PM 0 0.15 0.00 0.27 0.00 0.03 99.55 04:38:01 PM 1 9.22 0.00 0.62 2.84 0.03 87.30 04:38:01 PM 2 1.75 0.00 0.52 0.35 0.03 97.35 04:38:01 PM 3 9.99 0.00 0.63 0.60 0.03 88.75 04:38:01 PM 4 17.11 0.00 0.83 5.77 0.07 76.22 04:38:01 PM 5 5.52 0.00 0.77 0.48 0.02 93.21 04:38:01 PM 6 6.14 0.00 0.62 0.85 0.03 92.36 04:38:01 PM 7 0.57 0.00 0.38 0.35 0.03 98.66 Average: all 16.75 0.00 1.36 1.68 0.08 80.13 Average: 0 13.94 0.00 1.21 0.62 0.08 84.14 Average: 1 13.37 0.00 1.36 1.79 0.09 83.39 Average: 2 16.87 0.00 1.35 2.20 0.08 79.51 Average: 3 21.82 0.00 1.66 1.54 0.09 74.89 Average: 4 21.23 0.00 1.72 3.54 0.09 73.41 Average: 5 17.34 0.00 1.26 1.17 0.08 80.14 Average: 6 15.87 0.00 1.14 0.87 0.08 82.05 Average: 7 13.52 0.00 1.18 1.71 0.09 83.49