---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-12035 5.15.0-161-generic #171-Ubuntu SMP Sat Oct 11 08:17:01 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 conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsa: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: 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 15% / 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 698 9731 4 5559 14948 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:9a:b1:fc brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.192/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84553sec preferred_lft 84553sec inet6 fe80::f816:3eff:fe9a:b1fc/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 86:08:4d:b0:af:9b 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 5.15.0-161-generic (prd-ubuntu2204-docker-4c-4g-12035) 12/09/25 _x86_64_ (4 CPU) 15:47:25 LINUX RESTART (4 CPU) 15:50:11 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:00:05 24.52 2.88 19.79 1.84 357.31 4801.93 12748.96 16:10:01 33.78 0.07 30.10 3.61 1.54 3309.75 22081.36 Average: 29.16 1.47 24.96 2.73 179.03 4054.20 17425.44 15:50:11 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:00:05 9562892 13293500 2663092 16.27 151952 3673860 2923492 16.78 771196 5628328 117632 16:10:01 7492820 12576340 3373488 20.60 187260 4918964 3559596 20.43 1076880 7287144 865740 Average: 8527856 12934920 3018290 18.43 169606 4296412 3241544 18.61 924038 6457736 491686 15:50:11 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:00:05 lo 616.85 616.85 587.03 587.03 0.00 0.00 0.00 0.00 16:00:05 ens3 102.05 78.86 828.73 17.88 0.00 0.00 0.00 0.00 16:00:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:01 lo 1431.24 1431.24 1363.30 1363.30 0.00 0.00 0.00 0.00 16:10:01 ens3 55.75 44.47 230.72 12.86 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 Average: lo 1024.94 1024.94 976.02 976.02 0.00 0.00 0.00 0.00 Average: ens3 78.85 61.63 529.07 15.36 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 5.15.0-161-generic (prd-ubuntu2204-docker-4c-4g-12035) 12/09/25 _x86_64_ (4 CPU) 15:47:25 LINUX RESTART (4 CPU) 15:50:11 CPU %user %nice %system %iowait %steal %idle 16:00:05 all 56.45 0.00 1.96 0.08 0.08 41.42 16:00:05 0 53.79 0.00 1.87 0.05 0.08 44.21 16:00:05 1 56.82 0.00 1.97 0.14 0.08 40.99 16:00:05 2 57.64 0.00 1.76 0.07 0.08 40.44 16:00:05 3 57.56 0.00 2.25 0.06 0.08 40.04 16:10:01 all 57.00 0.00 2.44 0.08 0.08 40.40 16:10:01 0 54.44 0.00 2.51 0.14 0.08 42.83 16:10:01 1 58.88 0.00 2.58 0.04 0.08 38.42 16:10:01 2 57.84 0.00 2.37 0.06 0.08 39.65 16:10:01 3 56.83 0.00 2.29 0.09 0.08 40.69 Average: all 56.73 0.00 2.20 0.08 0.08 40.91 Average: 0 54.11 0.00 2.19 0.09 0.08 43.52 Average: 1 57.85 0.00 2.28 0.09 0.08 39.70 Average: 2 57.74 0.00 2.07 0.07 0.08 40.05 Average: 3 57.20 0.00 2.27 0.08 0.08 40.37