---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-8273 5.15.0-153-generic #163-Ubuntu SMP Thu Aug 7 16:37:18 UTC 2025 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Address sizes: 40 bits physical, 48 bits virtual Byte Order: Little Endian CPU(s): 4 On-line CPU(s) list: 0-3 Vendor ID: AuthenticAMD Model name: AMD EPYC-Rome Processor CPU family: 23 Model: 49 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 Stepping: 0 BogoMIPS: 5599.99 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 clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 Vulnerability Gather data sampling: Not affected Vulnerability Indirect target selection: Not affected Vulnerability Itlb multihit: Not affected Vulnerability L1tf: Not affected Vulnerability Mds: Not affected Vulnerability Meltdown: Not affected Vulnerability Mmio stale data: Not affected Vulnerability Reg file data sampling: Not affected Vulnerability Retbleed: Mitigation; untrained return thunk; SMT disabled Vulnerability Spec rstack overflow: Mitigation; SMT disabled Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Retpolines; IBPB disabled; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsx async abort: Not affected ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 12G 66G 16% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 654 9106 4 6228 14992 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: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:e8:75:44 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.235/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82297sec preferred_lft 82297sec inet6 fe80::f816:3eff:fee8:7544/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 92:79:7a:2a:b0:44 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 ---> sar -b -r -n DEV: Linux 5.15.0-153-generic (prd-ubuntu2204-docker-4c-4g-8273) 11/12/25 _x86_64_ (4 CPU) 13:54:01 LINUX RESTART (4 CPU) 14:00:21 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:10:01 2.16 0.01 2.13 0.02 0.04 3511.79 0.41 14:20:12 1.54 0.00 1.52 0.02 0.01 900.90 0.13 14:30:21 32.40 2.10 29.70 0.60 127.00 2178.88 813.41 14:40:01 34.69 3.02 18.07 13.60 167.67 3334.70 252502.98 14:50:00 23.87 0.01 21.19 2.67 0.15 2212.07 21420.77 15:00:19 24.55 0.10 21.88 2.57 4.66 9020.11 21806.79 Average: 19.88 0.86 15.84 3.19 49.35 3545.55 48137.92 14:00:21 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:10:01 13822120 15530512 489424 2.99 53052 1882620 1137968 6.53 187608 2125512 8 14:20:12 13821364 15530492 489424 2.99 53732 1882632 1137984 6.53 188312 2126304 192 14:30:21 13236596 15525024 458336 2.80 92012 2392836 988016 5.67 307028 2512688 264 14:40:01 10312516 13475008 2485916 15.18 128508 3179048 2878228 16.52 618856 5075060 17304 14:50:00 9474312 13036920 2920636 17.84 149308 3524072 2873580 16.49 737092 5745544 17592 15:00:19 9377892 15393664 555096 3.39 172684 5870440 1083004 6.22 1576084 4907280 4 Average: 11674133 14748603 1233139 7.53 108216 3121941 1683130 9.66 602497 3748731 5894 14:00:21 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:10:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 14:10:01 ens3 0.71 0.13 0.13 0.05 0.00 0.00 0.00 0.00 14:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:12 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 14:20:12 ens3 0.33 0.09 0.07 0.02 0.00 0.00 0.00 0.00 14:20:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:21 lo 0.27 0.27 0.04 0.04 0.00 0.00 0.00 0.00 14:30:21 ens3 46.01 31.05 266.10 7.00 0.00 0.00 0.00 0.00 14:30:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:40:01 lo 1329.84 1329.84 1261.17 1261.17 0.00 0.00 0.00 0.00 14:40:01 ens3 105.11 84.21 839.18 17.86 0.00 0.00 0.00 0.00 14:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:50:00 lo 1062.06 1062.06 1011.06 1011.06 0.00 0.00 0.00 0.00 14:50:00 ens3 38.54 31.15 22.76 10.82 0.00 0.00 0.00 0.00 14:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:19 lo 551.23 551.23 2660.52 2660.52 0.00 0.00 0.00 0.00 15:00:19 ens3 81.99 80.58 134.04 627.74 0.00 0.00 0.00 0.00 15:00:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 486.10 486.10 829.43 829.43 0.00 0.00 0.00 0.00 Average: ens3 45.42 37.91 207.13 113.90 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-153-generic (prd-ubuntu2204-docker-4c-4g-8273) 11/12/25 _x86_64_ (4 CPU) 13:54:01 LINUX RESTART (4 CPU) 14:00:21 CPU %user %nice %system %iowait %steal %idle 14:10:01 all 0.09 0.00 0.03 0.50 0.02 99.37 14:10:01 0 0.08 0.00 0.02 0.02 0.01 99.87 14:10:01 1 0.05 0.00 0.01 0.03 0.01 99.90 14:10:01 2 0.18 0.00 0.02 1.51 0.02 98.27 14:10:01 3 0.05 0.00 0.05 0.43 0.03 99.44 14:20:12 all 0.08 0.00 0.02 0.20 0.01 99.68 14:20:12 0 0.02 0.00 0.02 0.63 0.01 99.33 14:20:12 1 0.26 0.00 0.03 0.00 0.02 99.69 14:20:12 2 0.02 0.00 0.02 0.13 0.01 99.83 14:20:12 3 0.02 0.00 0.03 0.06 0.01 99.88 14:30:21 all 2.67 0.00 0.31 0.34 0.02 96.66 14:30:21 0 5.24 0.00 0.48 0.17 0.02 94.09 14:30:21 1 1.87 0.00 0.22 0.18 0.03 97.69 14:30:21 2 2.17 0.00 0.27 0.34 0.02 97.21 14:30:21 3 1.40 0.00 0.26 0.66 0.02 97.66 14:40:01 all 51.89 0.00 2.27 0.39 0.11 45.35 14:40:01 0 50.40 0.00 2.10 0.57 0.11 46.82 14:40:01 1 53.41 0.00 2.19 0.26 0.11 44.03 14:40:01 2 52.84 0.00 2.58 0.41 0.11 44.06 14:40:01 3 50.89 0.00 2.20 0.32 0.11 46.48 14:50:00 all 67.10 0.00 2.36 0.23 0.12 30.20 14:50:00 0 66.46 0.00 2.39 0.18 0.12 30.85 14:50:00 1 66.11 0.00 2.23 0.42 0.12 31.12 14:50:00 2 69.01 0.00 2.45 0.12 0.12 28.30 14:50:00 3 66.81 0.00 2.36 0.20 0.12 30.51 15:00:19 all 40.35 0.00 1.66 0.48 0.08 57.42 15:00:19 0 44.01 0.00 1.69 0.10 0.09 54.10 15:00:19 1 45.00 0.00 1.99 0.70 0.09 52.22 15:00:19 2 36.68 0.00 1.64 0.14 0.08 61.45 15:00:19 3 35.73 0.00 1.31 0.97 0.08 61.91 Average: all 26.92 0.00 1.10 0.36 0.06 71.57 Average: 0 27.63 0.00 1.12 0.28 0.06 70.92 Average: 1 27.67 0.00 1.11 0.27 0.06 70.89 Average: 2 26.69 0.00 1.16 0.43 0.06 71.66 Average: 3 25.67 0.00 1.03 0.44 0.06 72.79