---> uname -a: Linux prd-centos8-docker-8c-8g-2437.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 14G 147G 9% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1130 25227 19 5532 30286 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:73:2a:c2 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.244/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85792sec preferred_lft 85792sec inet6 fe80::f816:3eff:fe73:2ac2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:eb:b7:92: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:ebff:feb7:92f2/64 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) 03/31/2026 _x86_64_ (8 CPU) 13:54:30 LINUX RESTART (8 CPU) 01:55:02 PM tps rtps wtps bread/s bwrtn/s 01:56:01 PM 136.70 20.45 116.25 4061.67 5990.07 01:57:01 PM 280.57 5.43 275.14 1283.39 23015.76 01:58:01 PM 150.92 0.55 150.37 414.06 41670.43 01:59:01 PM 31.52 0.03 31.49 1.60 662.46 02:00:01 PM 21.73 0.48 21.24 21.46 529.46 02:01:02 PM 18.25 0.02 18.23 0.13 557.17 02:02:01 PM 108.49 0.07 108.42 1.76 24501.74 02:03:01 PM 14.01 0.00 14.01 0.00 544.65 02:04:01 PM 199.58 2.47 197.12 4488.90 2888.29 Average: 106.80 3.25 103.55 1138.03 11135.90 01:55:02 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:56:01 PM 29164516 31071556 3491196 10.69 2688 2224980 1807060 5.36 160828 2880880 295812 01:57:01 PM 27872124 30161244 4783588 14.65 2688 2599328 2246604 6.67 260592 4025340 24732 01:58:01 PM 25073632 28548620 7582080 23.22 2688 3758124 5253408 15.59 400196 6572032 112 01:59:01 PM 24495492 27974508 8160220 24.99 2688 3761228 4368680 12.96 443200 7104264 64 02:00:01 PM 24383712 27869776 8272000 25.33 2688 3768460 4227320 12.54 446676 7213824 12 02:01:02 PM 25274136 29016928 7381576 22.60 2688 4023380 3106760 9.22 510796 6257460 244328 02:02:01 PM 22985232 27213584 9670480 29.61 2688 4497404 6309472 18.72 559456 8433936 3580 02:03:01 PM 22117860 26378500 10537852 32.27 2688 4530800 7045144 20.90 561144 9298928 3564 02:04:01 PM 25908732 31077828 6746980 20.66 2688 5417468 1515652 4.50 733764 5349384 839244 Average: 25252826 28812505 7402886 22.67 2688 3842352 3986678 11.83 452961 6348450 156828 01:55:02 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:56:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:56:01 PM eth0 144.17 108.37 1861.38 24.95 0.00 0.00 0.00 0.00 01:56:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:57:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:57:01 PM eth0 420.63 340.76 5219.39 45.74 0.00 0.00 0.00 0.00 01:57:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:58:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:58:01 PM eth0 362.20 238.70 10159.82 27.64 0.00 0.00 0.00 0.00 01:58:01 PM docker0 0.00 0.08 0.00 0.01 0.00 0.00 0.00 0.00 01:58:01 PM veth2777513 0.00 0.18 0.00 0.02 0.00 0.00 0.00 0.00 01:59:01 PM lo 25.79 25.79 2.36 2.36 0.00 0.00 0.00 0.00 01:59:01 PM eth0 56.91 36.89 19.82 19.16 0.00 0.00 0.00 0.00 01:59:01 PM docker0 7.70 8.56 1.03 0.99 0.00 0.00 0.00 0.00 01:59:01 PM veth34c82ab 0.00 0.12 0.00 0.01 0.00 0.00 0.00 0.00 02:00:01 PM lo 71.93 71.93 4.61 4.61 0.00 0.00 0.00 0.00 02:00:01 PM eth0 307.01 216.11 92.52 97.24 0.00 0.00 0.00 0.00 02:00:01 PM docker0 5.21 6.11 0.88 0.88 0.00 0.00 0.00 0.00 02:01:02 PM lo 21.93 21.93 1.09 1.09 0.00 0.00 0.00 0.00 02:01:02 PM eth0 178.35 138.47 800.99 42.62 0.00 0.00 0.00 0.00 02:01:02 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:02:01 PM lo 118.45 118.45 18.46 18.46 0.00 0.00 0.00 0.00 02:02:01 PM eth0 490.78 133.41 2312.37 13.45 0.00 0.00 0.00 0.00 02:02:01 PM docker0 51.53 55.67 8.17 9.53 0.00 0.00 0.00 0.00 02:02:01 PM veth5539b52 44.52 48.33 8.02 7.95 0.00 0.00 0.00 0.00 02:02:01 PM veth1e78ad8 7.01 8.03 0.86 1.84 0.00 0.00 0.00 0.00 02:03:01 PM lo 1535.74 1535.74 261.66 261.66 0.00 0.00 0.00 0.00 02:03:01 PM eth0 101.72 88.77 32.03 41.50 0.00 0.00 0.00 0.00 02:03:01 PM docker0 654.88 673.74 127.11 123.51 0.00 0.00 0.00 0.00 02:03:01 PM veth5539b52 597.77 616.99 129.44 94.27 0.00 0.00 0.00 0.01 02:03:01 PM veth1e78ad8 57.11 56.80 6.62 29.24 0.00 0.00 0.00 0.00 02:04:01 PM lo 36.95 36.95 4.01 4.01 0.00 0.00 0.00 0.00 02:04:01 PM eth0 91.85 79.07 1464.78 16.46 0.00 0.00 0.00 0.00 02:04:01 PM docker0 14.88 14.68 2.03 1.80 0.00 0.00 0.00 0.00 Average: lo 201.71 201.71 32.55 32.55 0.00 0.00 0.00 0.00 Average: eth0 239.00 153.51 2441.66 36.59 0.00 0.00 0.00 0.00 Average: docker0 81.78 84.52 15.51 15.23 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) 03/31/2026 _x86_64_ (8 CPU) 13:54:30 LINUX RESTART (8 CPU) 01:55:02 PM CPU %user %nice %system %iowait %steal %idle 01:56:01 PM all 11.58 0.00 1.15 0.50 0.05 86.72 01:56:01 PM 0 10.08 0.00 1.05 0.65 0.07 88.15 01:56:01 PM 1 8.97 0.00 1.12 0.88 0.03 88.99 01:56:01 PM 2 9.56 0.00 0.58 0.41 0.09 89.37 01:56:01 PM 3 18.43 0.00 1.51 0.25 0.05 79.75 01:56:01 PM 4 16.98 0.00 1.73 0.68 0.05 80.56 01:56:01 PM 5 14.28 0.00 1.71 0.41 0.03 83.57 01:56:01 PM 6 3.92 0.00 0.48 0.22 0.05 95.33 01:56:01 PM 7 10.36 0.00 1.05 0.48 0.05 88.06 01:57:01 PM all 31.17 0.00 1.29 1.99 0.09 65.46 01:57:01 PM 0 37.82 0.00 0.83 0.92 0.10 60.33 01:57:01 PM 1 31.31 0.00 1.29 2.32 0.10 64.98 01:57:01 PM 2 27.48 0.00 0.82 1.19 0.08 70.43 01:57:01 PM 3 25.64 0.00 1.05 1.39 0.08 71.83 01:57:01 PM 4 32.10 0.00 1.49 2.81 0.08 63.53 01:57:01 PM 5 34.49 0.00 1.42 3.73 0.08 60.28 01:57:01 PM 6 18.84 0.00 1.12 1.30 0.07 78.67 01:57:01 PM 7 41.71 0.00 2.31 2.24 0.08 53.66 01:58:01 PM all 34.49 0.00 3.00 2.08 0.09 60.35 01:58:01 PM 0 37.07 0.00 2.17 0.32 0.08 60.36 01:58:01 PM 1 27.45 0.00 4.36 7.52 0.10 60.58 01:58:01 PM 2 35.18 0.00 3.33 1.46 0.08 59.94 01:58:01 PM 3 38.93 0.00 2.69 2.27 0.10 56.02 01:58:01 PM 4 24.90 0.00 2.91 2.15 0.08 69.96 01:58:01 PM 5 30.76 0.00 2.98 1.04 0.10 65.12 01:58:01 PM 6 27.41 0.00 2.95 1.50 0.10 68.04 01:58:01 PM 7 54.13 0.00 2.60 0.37 0.08 42.81 01:59:01 PM all 22.69 0.00 1.86 0.05 0.08 75.33 01:59:01 PM 0 20.33 0.00 2.34 0.03 0.08 77.21 01:59:01 PM 1 18.81 0.00 1.86 0.05 0.08 79.19 01:59:01 PM 2 23.02 0.00 1.87 0.07 0.08 74.96 01:59:01 PM 3 18.05 0.00 1.77 0.03 0.07 80.08 01:59:01 PM 4 38.22 0.00 2.16 0.08 0.07 59.47 01:59:01 PM 5 15.62 0.00 1.21 0.00 0.07 83.11 01:59:01 PM 6 18.94 0.00 1.44 0.08 0.07 79.47 01:59:01 PM 7 28.49 0.00 2.26 0.03 0.08 69.13 02:00:01 PM all 12.73 0.00 1.87 0.03 0.08 85.28 02:00:01 PM 0 12.46 0.00 1.72 0.02 0.08 85.72 02:00:01 PM 1 11.99 0.00 2.04 0.07 0.08 85.81 02:00:01 PM 2 11.26 0.00 2.16 0.05 0.07 86.47 02:00:01 PM 3 15.79 0.00 1.71 0.00 0.08 82.42 02:00:01 PM 4 13.22 0.00 2.28 0.05 0.10 84.36 02:00:01 PM 5 12.71 0.00 1.79 0.02 0.07 85.42 02:00:01 PM 6 12.23 0.00 1.73 0.03 0.08 85.93 02:00:01 PM 7 12.21 0.00 1.56 0.02 0.08 86.13 02:01:02 PM all 33.48 0.00 1.34 0.04 0.08 65.06 02:01:02 PM 0 44.87 0.00 0.62 0.00 0.07 54.45 02:01:02 PM 1 40.69 0.00 1.82 0.05 0.08 57.36 02:01:02 PM 2 37.43 0.00 2.30 0.03 0.08 60.15 02:01:02 PM 3 22.58 0.00 1.62 0.00 0.08 75.72 02:01:02 PM 4 42.78 0.00 0.97 0.03 0.08 56.14 02:01:02 PM 5 34.45 0.00 0.65 0.00 0.08 64.81 02:01:02 PM 6 20.74 0.00 1.47 0.18 0.07 77.53 02:01:02 PM 7 24.28 0.00 1.27 0.00 0.08 74.37 02:02:01 PM all 31.23 0.00 2.10 0.48 0.08 66.11 02:02:01 PM 0 40.16 0.00 2.69 0.07 0.10 56.97 02:02:01 PM 1 27.17 0.00 2.32 0.51 0.09 69.91 02:02:01 PM 2 17.39 0.00 1.33 0.24 0.07 80.97 02:02:01 PM 3 30.61 0.00 1.93 0.17 0.07 67.23 02:02:01 PM 4 28.83 0.00 2.00 0.56 0.09 68.53 02:02:01 PM 5 35.10 0.00 2.32 1.64 0.09 60.86 02:02:01 PM 6 30.03 0.00 1.69 0.09 0.09 68.11 02:02:01 PM 7 40.54 0.00 2.52 0.53 0.07 56.34 02:03:01 PM all 21.80 0.00 2.18 0.01 0.09 75.91 02:03:01 PM 0 23.69 0.00 1.69 0.00 0.12 74.50 02:03:01 PM 1 25.10 0.00 2.78 0.00 0.10 72.01 02:03:01 PM 2 24.94 0.00 1.91 0.02 0.08 73.05 02:03:01 PM 3 22.09 0.00 1.98 0.03 0.08 75.81 02:03:01 PM 4 13.37 0.00 2.54 0.00 0.08 84.01 02:03:01 PM 5 21.77 0.00 2.10 0.03 0.10 75.99 02:03:01 PM 6 24.12 0.00 2.12 0.00 0.08 73.68 02:03:01 PM 7 19.24 0.00 2.36 0.03 0.10 78.26 02:04:01 PM all 32.76 0.00 1.83 0.47 0.08 64.86 02:04:01 PM 0 36.47 0.00 1.51 0.00 0.08 61.94 02:04:01 PM 1 40.11 0.00 2.83 2.16 0.12 54.79 02:04:01 PM 2 36.78 0.00 2.27 0.17 0.08 60.70 02:04:01 PM 3 37.97 0.00 1.42 0.08 0.08 60.44 02:04:01 PM 4 41.08 0.00 1.93 0.13 0.10 56.76 02:04:01 PM 5 19.82 0.00 1.62 0.32 0.07 78.18 02:04:01 PM 6 21.74 0.00 1.22 0.08 0.07 76.88 02:04:01 PM 7 28.16 0.00 1.81 0.82 0.07 69.15 Average: all 25.78 0.00 1.85 0.63 0.08 71.67 Average: 0 29.23 0.00 1.62 0.22 0.09 68.84 Average: 1 25.76 0.00 2.27 1.51 0.09 70.37 Average: 2 24.82 0.00 1.84 0.40 0.08 72.85 Average: 3 25.56 0.00 1.74 0.47 0.08 72.15 Average: 4 27.97 0.00 2.00 0.72 0.08 69.23 Average: 5 24.33 0.00 1.75 0.80 0.08 73.05 Average: 6 19.77 0.00 1.58 0.39 0.07 78.19 Average: 7 28.79 0.00 1.97 0.50 0.08 68.66