---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-2684 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 666 9988 4 5333 14980 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:38:dc:85 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.200/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84432sec preferred_lft 84432sec inet6 fe80::f816:3eff:fe38:dc85/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c2:16:96:24:69:a4 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-2684) 01/21/26 _x86_64_ (4 CPU) 18:21:47 LINUX RESTART (4 CPU) 18:30:33 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:40:36 13.14 0.01 11.06 2.07 0.24 720.05 59028.46 18:50:07 38.17 0.20 32.75 5.22 6.33 6958.96 29181.58 Average: 25.33 0.10 21.62 3.60 3.20 3757.10 44499.25 18:30:33 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:40:36 9567532 12952984 3006740 18.36 150928 3372404 3237368 18.58 796416 5617424 32 18:50:07 6918456 12213348 3735768 22.82 186600 5145248 3712384 21.31 1456172 7511004 173832 Average: 8242994 12583166 3371254 20.59 168764 4258826 3474876 19.95 1126294 6564214 86932 18:30:33 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:40:36 lo 54.53 54.53 13.59 13.59 0.00 0.00 0.00 0.00 18:40:36 ens3 5.35 4.27 3.94 1.54 0.00 0.00 0.00 0.00 18:40:36 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:50:07 lo 2274.98 2274.98 2189.66 2189.66 0.00 0.00 0.00 0.00 18:50:07 ens3 79.64 61.42 484.27 15.96 0.00 0.00 0.00 0.00 18:50:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1135.43 1135.43 1072.88 1072.88 0.00 0.00 0.00 0.00 Average: ens3 41.52 32.09 237.76 8.56 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-2684) 01/21/26 _x86_64_ (4 CPU) 18:21:47 LINUX RESTART (4 CPU) 18:30:33 CPU %user %nice %system %iowait %steal %idle 18:40:36 all 14.15 0.00 0.77 0.09 0.10 84.89 18:40:36 0 13.91 0.00 0.75 0.08 0.10 85.16 18:40:36 1 14.72 0.00 0.81 0.16 0.10 84.21 18:40:36 2 13.18 0.00 0.71 0.09 0.09 85.93 18:40:36 3 14.79 0.00 0.81 0.04 0.10 84.26 18:50:07 all 53.87 0.00 2.66 0.15 0.09 43.22 18:50:07 0 52.21 0.00 2.38 0.13 0.09 45.18 18:50:07 1 53.98 0.00 2.25 0.11 0.09 43.57 18:50:07 2 56.40 0.00 2.96 0.07 0.09 40.48 18:50:07 3 52.89 0.00 3.06 0.30 0.09 43.66 Average: all 33.46 0.00 1.69 0.12 0.09 64.63 Average: 0 32.52 0.00 1.54 0.10 0.09 65.74 Average: 1 33.81 0.00 1.51 0.14 0.09 64.45 Average: 2 34.20 0.00 1.81 0.08 0.09 63.83 Average: 3 33.32 0.00 1.91 0.17 0.09 64.51