---> uname -a: Linux prd-centos8-docker-4c-4g-5115.novalocal 4.18.0-500.el8.x86_64 #1 SMP Wed Jun 28 00:07:07 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): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 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): 0-3 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 7.7G 0 7.7G 0% /dev tmpfs 7.7G 0 7.7G 0% /dev/shm tmpfs 7.7G 17M 7.7G 1% /run tmpfs 7.7G 0 7.7G 0% /sys/fs/cgroup /dev/vda1 80G 12G 69G 14% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15761 1635 10448 19 3677 13776 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:4b:0a:a8 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.104/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85835sec preferred_lft 85835sec inet6 fe80::f816:3eff:fe4b:aa8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:3a:a9:b2:f1 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::42:3aff:fea9:b2f1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 05/30/2026 _x86_64_ (4 CPU) 00:33:02 LINUX RESTART (4 CPU) 12:34:01 AM tps rtps wtps bread/s bwrtn/s 12:35:01 AM 120.73 0.33 120.40 32.53 11245.79 12:36:01 AM 59.16 14.71 44.44 3203.47 8528.86 12:37:01 AM 144.15 6.14 138.00 946.54 18455.92 12:38:01 AM 75.84 1.27 74.57 83.85 9460.77 12:39:01 AM 9.97 0.00 9.97 0.00 423.51 12:40:01 AM 26.79 3.20 23.59 553.93 1166.36 12:41:01 AM 67.64 0.17 67.47 4.13 14320.95 12:42:01 AM 33.08 2.43 30.64 68.12 1898.48 Average: 67.18 3.53 63.65 611.49 8190.46 12:34:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:35:01 AM 13178816 15106528 2960504 18.34 2688 2135624 1081864 6.29 146372 2430040 165104 12:36:01 AM 12855976 14954856 3283344 20.34 2688 2305880 1248040 7.26 183688 2703164 1832 12:37:01 AM 10819400 13547560 5319920 32.96 2688 2929068 2433520 14.16 257868 4639332 80452 12:38:01 AM 9601528 12523328 6537792 40.51 2688 3119672 3276288 19.06 289968 5812916 3276 12:39:01 AM 9517008 12443248 6622312 41.03 2688 3124024 3276288 19.06 290004 5897280 1872 12:40:01 AM 7941264 11285284 8198056 50.80 2688 3532176 4782860 27.83 312364 7408816 360556 12:41:01 AM 7853744 11216484 8285576 51.34 2688 3549860 5291540 30.79 420136 7377876 100 12:42:01 AM 10686572 14083260 5452748 33.79 2688 3583244 2485644 14.46 673036 4304952 7564 Average: 10306788 13145068 5832532 36.14 2688 3034944 2984506 17.36 321680 5071797 77594 12:34:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:35:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:35:01 AM eth0 78.92 60.92 1123.36 9.28 0.00 0.00 0.00 0.00 12:35:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:36:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:36:01 AM eth0 66.39 41.39 618.64 12.14 0.00 0.00 0.00 0.00 12:36:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:37:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:37:01 AM eth0 564.85 281.55 9708.40 36.14 0.00 0.00 0.00 0.00 12:37:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:38:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:38:01 AM eth0 229.76 152.92 2854.41 36.07 0.00 0.00 0.00 0.00 12:38:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:39:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:39:01 AM eth0 357.27 235.43 111.76 109.21 0.00 0.00 0.00 0.00 12:39:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:01 AM lo 6.41 6.41 0.76 0.76 0.00 0.00 0.00 0.00 12:40:01 AM eth0 254.65 145.32 2731.75 21.53 0.00 0.00 0.00 0.00 12:40:01 AM docker0 0.10 0.20 0.00 0.02 0.00 0.00 0.00 0.00 12:40:01 AM veth173b12f 0.10 0.32 0.01 0.03 0.00 0.00 0.00 0.00 12:40:01 AM br-6c968f107006 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:41:01 AM lo 12.78 12.78 26.67 26.67 0.00 0.00 0.00 0.00 12:41:01 AM eth0 6.56 6.37 116.76 0.84 0.00 0.00 0.00 0.00 12:41:01 AM docker0 0.18 0.18 0.01 0.01 0.00 0.00 0.00 0.00 12:41:01 AM veth173b12f 0.18 0.23 0.01 0.01 0.00 0.00 0.00 0.00 12:41:01 AM br-6c968f107006 5.37 5.59 25.56 0.93 0.00 0.00 0.00 0.00 12:42:01 AM lo 0.05 0.05 0.00 0.00 0.00 0.00 0.00 0.00 12:42:01 AM eth0 283.74 162.32 640.27 214.71 0.00 0.00 0.00 0.00 12:42:01 AM docker0 0.02 0.03 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2.41 2.41 3.43 3.43 0.00 0.00 0.00 0.00 Average: eth0 230.25 135.77 2238.33 54.98 0.00 0.00 0.00 0.00 Average: docker0 0.04 0.05 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 05/30/2026 _x86_64_ (4 CPU) 00:33:02 LINUX RESTART (4 CPU) 12:34:01 AM CPU %user %nice %system %iowait %steal %idle 12:35:01 AM all 15.02 0.00 1.45 4.69 0.10 78.75 12:35:01 AM 0 17.45 0.00 1.65 5.27 0.07 75.55 12:35:01 AM 1 18.98 0.00 1.47 4.89 0.08 74.57 12:35:01 AM 2 4.73 0.00 0.59 2.83 0.10 91.76 12:35:01 AM 3 18.90 0.00 2.08 5.76 0.13 73.13 12:36:01 AM all 5.81 0.00 0.66 23.08 0.07 70.38 12:36:01 AM 0 4.54 0.00 0.50 3.22 0.07 91.67 12:36:01 AM 1 5.82 0.00 0.69 30.71 0.07 62.72 12:36:01 AM 2 6.43 0.00 0.65 36.06 0.05 56.80 12:36:01 AM 3 6.47 0.00 0.80 22.34 0.10 70.30 12:37:01 AM all 41.68 0.00 1.97 3.94 0.11 52.30 12:37:01 AM 0 33.63 0.00 1.71 4.69 0.10 59.87 12:37:01 AM 1 43.86 0.00 1.32 2.07 0.12 52.63 12:37:01 AM 2 44.84 0.00 3.23 7.95 0.12 43.86 12:37:01 AM 3 44.40 0.00 1.60 1.05 0.12 52.83 12:38:01 AM all 57.89 0.00 1.81 1.12 0.14 39.05 12:38:01 AM 0 55.39 0.00 1.91 2.79 0.15 39.76 12:38:01 AM 1 63.82 0.00 1.50 0.30 0.13 34.24 12:38:01 AM 2 60.99 0.00 1.81 0.74 0.13 36.34 12:38:01 AM 3 51.35 0.00 2.01 0.64 0.15 45.86 12:39:01 AM all 13.60 0.00 1.34 0.21 0.08 84.77 12:39:01 AM 0 8.26 0.00 1.54 0.00 0.07 90.14 12:39:01 AM 1 15.67 0.00 1.09 0.00 0.08 83.16 12:39:01 AM 2 18.17 0.00 1.17 0.33 0.08 80.24 12:39:01 AM 3 12.32 0.00 1.57 0.50 0.08 85.52 12:40:01 AM all 38.47 0.00 2.07 1.35 0.13 57.99 12:40:01 AM 0 29.52 0.00 1.73 1.46 0.13 67.15 12:40:01 AM 1 29.44 0.00 1.83 1.40 0.13 67.19 12:40:01 AM 2 37.31 0.00 2.54 1.55 0.13 58.46 12:40:01 AM 3 57.61 0.00 2.19 0.98 0.10 39.13 12:41:01 AM all 13.60 0.00 1.70 1.77 0.08 82.85 12:41:01 AM 0 13.35 0.00 1.59 3.51 0.07 81.48 12:41:01 AM 1 11.64 0.00 1.72 0.37 0.07 86.21 12:41:01 AM 2 15.48 0.00 1.61 1.88 0.10 80.93 12:41:01 AM 3 13.93 0.00 1.89 1.34 0.07 82.78 12:42:01 AM all 42.68 0.00 1.66 0.19 0.10 55.37 12:42:01 AM 0 46.25 0.00 1.42 0.13 0.10 52.09 12:42:01 AM 1 56.91 0.00 1.99 0.03 0.12 40.95 12:42:01 AM 2 38.18 0.00 1.72 0.38 0.10 59.62 12:42:01 AM 3 29.36 0.00 1.52 0.22 0.08 68.82 Average: all 28.59 0.00 1.58 4.55 0.10 65.19 Average: 0 26.04 0.00 1.50 2.64 0.09 69.72 Average: 1 30.78 0.00 1.45 4.97 0.10 62.70 Average: 2 28.26 0.00 1.66 6.47 0.10 63.50 Average: 3 29.27 0.00 1.71 4.10 0.10 64.82