---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-8605 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 9.1G 69G 12% / 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 625 11785 4 3578 15021 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:3f:33:15 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.198/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 85058sec preferred_lft 85058sec inet6 fe80::f816:3eff:fe3f:3315/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 2a:f4:02:76:b4:6b 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-8605) 11/13/25 _x86_64_ (4 CPU) 15:57:59 LINUX RESTART (4 CPU) 16:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:10:01 5.06 0.64 4.04 0.39 537.32 661.47 4256.45 16:20:01 69.86 4.86 60.99 4.01 289.18 5065.97 4741.17 Average: 37.47 2.75 32.52 2.20 413.23 2864.18 4498.86 16:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:10:01 13488996 15518840 496048 3.03 57420 2196992 1137624 6.53 379524 2242296 200 16:20:01 12162600 15473048 489036 2.99 131896 3337932 995024 5.71 754276 3090464 28548 Average: 12825798 15495944 492542 3.01 94658 2767462 1066324 6.12 566900 2666380 14374 16:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:10:01 lo 0.14 0.14 0.01 0.01 0.00 0.00 0.00 0.00 16:10:01 ens3 8.95 5.20 126.17 0.39 0.00 0.00 0.00 0.00 16:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:20:01 lo 742.86 742.86 706.93 706.93 0.00 0.00 0.00 0.00 16:20:01 ens3 130.83 99.93 958.67 22.59 0.00 0.00 0.00 0.00 16:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 371.58 371.58 353.55 353.55 0.00 0.00 0.00 0.00 Average: ens3 69.90 52.57 542.51 11.49 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-8605) 11/13/25 _x86_64_ (4 CPU) 15:57:59 LINUX RESTART (4 CPU) 16:00:01 CPU %user %nice %system %iowait %steal %idle 16:10:01 all 0.46 0.00 0.12 0.09 0.02 99.32 16:10:01 0 0.35 0.00 0.13 0.20 0.02 99.30 16:10:01 1 0.31 0.00 0.10 0.03 0.01 99.56 16:10:01 2 1.04 0.00 0.10 0.03 0.02 98.81 16:10:01 3 0.15 0.00 0.16 0.08 0.02 99.60 16:20:01 all 40.28 0.00 1.85 0.46 0.07 57.34 16:20:01 0 39.59 0.00 1.92 0.78 0.08 57.62 16:20:01 1 41.54 0.00 1.83 0.75 0.07 55.81 16:20:01 2 41.59 0.00 1.94 0.15 0.08 56.25 16:20:01 3 38.40 0.00 1.70 0.16 0.07 59.67 Average: all 20.35 0.00 0.98 0.27 0.04 78.35 Average: 0 19.96 0.00 1.03 0.49 0.05 78.48 Average: 1 20.90 0.00 0.96 0.39 0.04 77.71 Average: 2 21.27 0.00 1.02 0.09 0.05 77.57 Average: 3 19.25 0.00 0.93 0.12 0.04 79.66