---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-5141 5.15.0-164-generic #174-Ubuntu SMP Fri Nov 14 20:25:16 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 607 10409 4 4972 15039 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:f6:50:49 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.133/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84803sec preferred_lft 84803sec inet6 fe80::f816:3eff:fef6:5049/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether aa:d8:cd:a9:f7:fd 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 5.15.0-164-generic (prd-ubuntu2204-docker-4c-4g-5141) 01/28/26 _x86_64_ (4 CPU) 00:26:38 LINUX RESTART (4 CPU) 00:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:08 7.98 0.76 6.70 0.52 623.81 1279.22 15687.99 00:50:08 16.26 0.53 14.59 1.14 19.40 2190.99 9216.92 Average: 12.10 0.65 10.62 0.83 323.45 1732.31 12472.26 00:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:08 8355116 11518780 4444492 27.15 112424 3219312 4598132 26.39 687780 6994068 936 00:50:08 10086428 13696040 2263432 13.82 132368 3616152 2509440 14.40 865408 5048488 14256 Average: 9220772 12607410 3353962 20.48 122396 3417732 3553786 20.40 776594 6021278 7596 00:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:08 lo 0.64 0.64 0.38 0.38 0.00 0.00 0.00 0.00 00:40:08 ens3 29.48 20.85 261.29 3.86 0.00 0.00 0.00 0.00 00:40:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:08 lo 438.84 438.84 417.91 417.91 0.00 0.00 0.00 0.00 00:50:08 ens3 40.90 28.74 410.42 4.98 0.00 0.00 0.00 0.00 00:50:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 218.40 218.40 207.86 207.86 0.00 0.00 0.00 0.00 Average: ens3 35.15 24.77 335.40 4.42 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 5.15.0-164-generic (prd-ubuntu2204-docker-4c-4g-5141) 01/28/26 _x86_64_ (4 CPU) 00:26:38 LINUX RESTART (4 CPU) 00:30:01 CPU %user %nice %system %iowait %steal %idle 00:40:08 all 47.57 0.00 0.77 0.09 0.08 51.49 00:40:08 0 55.49 0.00 0.82 0.07 0.08 43.53 00:40:08 1 42.05 0.00 0.65 0.05 0.08 57.16 00:40:08 2 49.42 0.00 0.90 0.16 0.09 49.44 00:40:08 3 43.32 0.00 0.69 0.10 0.08 55.81 00:50:08 all 53.60 0.00 1.25 0.07 0.09 44.99 00:50:08 0 48.54 0.00 1.20 0.04 0.08 50.14 00:50:08 1 77.34 0.00 1.23 0.06 0.10 21.28 00:50:08 2 46.16 0.00 1.19 0.08 0.08 52.49 00:50:08 3 42.40 0.00 1.37 0.10 0.09 56.04 Average: all 50.57 0.00 1.01 0.08 0.09 48.26 Average: 0 52.03 0.00 1.01 0.06 0.08 46.82 Average: 1 59.58 0.00 0.94 0.05 0.09 39.34 Average: 2 47.80 0.00 1.05 0.12 0.08 50.96 Average: 3 42.86 0.00 1.03 0.10 0.09 55.92