---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3735 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: 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 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 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 619 10415 4 4954 15027 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:7a:4a:82 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.202/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84752sec preferred_lft 84752sec inet6 fe80::f816:3eff:fe7a:4a82/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a2:9b:3b:e3:29:02 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-3735) 12/05/25 _x86_64_ (4 CPU) 00:26:46 LINUX RESTART (4 CPU) 00:30:11 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:11 7.64 0.77 6.35 0.52 632.70 1269.46 9552.61 00:50:11 10.66 0.54 9.41 0.72 19.43 1724.47 4553.12 Average: 9.15 0.65 7.88 0.62 326.07 1496.96 7052.91 00:30:11 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:11 8736344 11885892 4076980 24.90 112764 3204704 4198360 24.10 685068 6612208 24 00:50:11 9918172 13571324 2388068 14.59 131172 3659032 2866648 16.45 854048 5234256 90896 Average: 9327258 12728608 3232524 19.74 121968 3431868 3532504 20.28 769558 5923232 45460 00:30:11 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:11 lo 0.64 0.64 0.38 0.38 0.00 0.00 0.00 0.00 00:40:11 ens3 24.52 16.93 265.45 3.67 0.00 0.00 0.00 0.00 00:40:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:11 lo 179.49 179.49 170.34 170.34 0.00 0.00 0.00 0.00 00:50:11 ens3 39.38 28.29 410.30 4.97 0.00 0.00 0.00 0.00 00:50:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 90.07 90.07 85.36 85.36 0.00 0.00 0.00 0.00 Average: ens3 31.95 22.61 337.88 4.32 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-3735) 12/05/25 _x86_64_ (4 CPU) 00:26:46 LINUX RESTART (4 CPU) 00:30:11 CPU %user %nice %system %iowait %steal %idle 00:40:11 all 50.28 0.00 0.85 0.15 0.08 48.63 00:40:11 0 49.93 0.00 0.89 0.11 0.08 48.99 00:40:11 1 49.88 0.00 0.85 0.21 0.09 48.97 00:40:11 2 50.80 0.00 0.79 0.10 0.08 48.24 00:40:11 3 50.52 0.00 0.89 0.18 0.08 48.34 00:50:11 all 53.36 0.00 0.96 0.05 0.08 45.55 00:50:11 0 58.77 0.00 0.95 0.01 0.08 40.20 00:50:11 1 40.56 0.00 1.12 0.09 0.09 58.15 00:50:11 2 50.21 0.00 0.94 0.07 0.07 48.72 00:50:11 3 63.96 0.00 0.84 0.02 0.09 35.10 Average: all 51.82 0.00 0.91 0.10 0.08 47.09 Average: 0 54.35 0.00 0.92 0.06 0.08 44.59 Average: 1 45.21 0.00 0.98 0.15 0.09 53.57 Average: 2 50.50 0.00 0.86 0.08 0.08 48.47 Average: 3 57.23 0.00 0.86 0.10 0.08 41.72