---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-11661 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 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 639 10047 4 5302 15007 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:2b:c2:d4 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.29/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84663sec preferred_lft 84663sec inet6 fe80::f816:3eff:fe2b:c2d4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a2:8b:10:d0:33:84 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-11661) 12/08/25 _x86_64_ (4 CPU) 18:12:56 LINUX RESTART (4 CPU) 18:20:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:30:07 12.59 0.02 10.44 2.13 0.59 732.01 51148.41 18:40:07 36.83 0.20 32.06 4.57 6.33 6374.00 24870.47 Average: 24.71 0.11 21.25 3.35 3.46 3553.01 38009.44 18:20:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:30:07 9438052 12861600 3097712 18.92 149572 3412324 3362288 19.30 778528 5768752 772 18:40:07 6983036 12240524 3708524 22.65 183896 5118220 3821984 21.94 1434796 7469572 170476 Average: 8210544 12551062 3403118 20.78 166734 4265272 3592136 20.62 1106662 6619162 85624 18:20:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:30:07 lo 52.44 52.44 12.79 12.79 0.00 0.00 0.00 0.00 18:30:07 ens3 6.82 5.03 7.36 1.43 0.00 0.00 0.00 0.00 18:30:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:40:07 lo 2260.55 2260.55 2171.67 2171.67 0.00 0.00 0.00 0.00 18:40:07 ens3 53.06 40.10 454.19 8.82 0.00 0.00 0.00 0.00 18:40:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1156.49 1156.49 1092.23 1092.23 0.00 0.00 0.00 0.00 Average: ens3 29.94 22.56 230.78 5.12 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-11661) 12/08/25 _x86_64_ (4 CPU) 18:12:56 LINUX RESTART (4 CPU) 18:20:07 CPU %user %nice %system %iowait %steal %idle 18:30:07 all 16.85 0.00 0.74 0.09 0.09 82.22 18:30:07 0 17.09 0.00 0.75 0.06 0.09 82.01 18:30:07 1 16.42 0.00 0.72 0.05 0.09 82.72 18:30:07 2 17.17 0.00 0.74 0.19 0.09 81.80 18:30:07 3 16.73 0.00 0.75 0.08 0.09 82.35 18:40:07 all 50.52 0.00 2.54 0.24 0.10 46.60 18:40:07 0 50.94 0.00 2.48 0.24 0.10 46.25 18:40:07 1 50.86 0.00 2.49 0.34 0.10 46.21 18:40:07 2 50.99 0.00 2.77 0.18 0.10 45.97 18:40:07 3 49.29 0.00 2.44 0.20 0.10 47.97 Average: all 33.68 0.00 1.64 0.17 0.09 64.42 Average: 0 34.00 0.00 1.61 0.15 0.09 64.14 Average: 1 33.64 0.00 1.61 0.19 0.09 64.46 Average: 2 34.08 0.00 1.75 0.18 0.09 63.89 Average: 3 33.00 0.00 1.60 0.14 0.09 65.17