---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-898 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: 5600.00 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 11G 67G 14% / 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 631 10278 4 5079 15015 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:5f:a4:00 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.252/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83869sec preferred_lft 83869sec inet6 fe80::f816:3eff:fe5f:a400/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 2e:62:cf:a2:ba:fa 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-898) 10/21/25 _x86_64_ (4 CPU) 12:35:47 LINUX RESTART (4 CPU) 12:40:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:50:17 7.28 0.61 6.00 0.66 648.14 916.25 20946.76 13:00:08 42.15 4.17 37.23 0.75 250.26 3616.49 882.47 13:10:17 3.04 0.05 2.87 0.12 6.61 418.84 24.59 Average: 17.25 1.59 15.15 0.51 302.45 1631.65 7356.04 12:40:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:50:17 13315228 15519308 493380 3.01 60416 2366876 1153036 6.62 466232 2327928 164 13:00:08 10496348 13692148 2270324 13.87 112220 3256488 2580164 14.81 731968 4820972 1152 13:10:17 9567000 12879296 3082372 18.83 116464 3359156 3240776 18.60 757828 5686916 292 Average: 11126192 14030251 1948692 11.90 96367 2994173 2324659 13.34 652009 4278605 536 12:40:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:50:17 lo 0.16 0.16 0.01 0.01 0.00 0.00 0.00 0.00 12:50:17 ens3 15.50 9.84 203.61 0.70 0.00 0.00 0.00 0.00 12:50:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:08 lo 0.43 0.43 0.05 0.05 0.00 0.00 0.00 0.00 13:00:08 ens3 73.69 59.91 722.95 10.98 0.00 0.00 0.00 0.00 13:00:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:10:17 lo 0.54 0.54 0.36 0.36 0.00 0.00 0.00 0.00 13:10:17 ens3 8.01 6.59 37.43 2.06 0.00 0.00 0.00 0.00 13:10:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.38 0.38 0.15 0.15 0.00 0.00 0.00 0.00 Average: ens3 32.00 25.12 317.50 4.52 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-898) 10/21/25 _x86_64_ (4 CPU) 12:35:47 LINUX RESTART (4 CPU) 12:40:07 CPU %user %nice %system %iowait %steal %idle 12:50:17 all 0.49 0.00 0.28 0.33 0.02 98.88 12:50:17 0 0.54 0.00 0.18 0.71 0.01 98.56 12:50:17 1 0.42 0.00 0.38 0.37 0.02 98.81 12:50:17 2 0.63 0.00 0.34 0.18 0.03 98.82 12:50:17 3 0.37 0.00 0.21 0.08 0.02 99.32 13:00:08 all 35.39 0.00 0.90 0.29 0.07 63.36 13:00:08 0 34.43 0.00 0.93 0.12 0.07 64.45 13:00:08 1 35.90 0.00 0.96 0.78 0.07 62.29 13:00:08 2 39.83 0.00 1.02 0.20 0.07 58.87 13:00:08 3 31.39 0.00 0.68 0.06 0.06 67.81 13:10:17 all 46.50 0.00 0.53 0.04 0.07 52.85 13:10:17 0 47.76 0.00 0.59 0.05 0.08 51.52 13:10:17 1 33.64 0.00 0.46 0.03 0.07 65.80 13:10:17 2 41.50 0.00 0.51 0.06 0.07 57.86 13:10:17 3 63.17 0.00 0.57 0.00 0.08 36.19 Average: all 27.37 0.00 0.57 0.22 0.05 71.79 Average: 0 27.49 0.00 0.56 0.29 0.05 71.60 Average: 1 23.18 0.00 0.60 0.39 0.05 75.78 Average: 2 27.19 0.00 0.62 0.14 0.06 71.99 Average: 3 31.62 0.00 0.48 0.05 0.05 67.80