---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-36112 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 UTC 2026 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 670 10219 4 5099 14976 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:cb:0b:03 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.105/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84453sec preferred_lft 84453sec inet6 fe80::f816:3eff:fecb:b03/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 56:40:22:41:0d:c3 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-4g-36112) 07/15/26 _x86_64_ (4 CPU) 14:38:33 LINUX RESTART (4 CPU) 14:40:22 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:50:15 16.16 3.10 12.38 0.69 192.77 3779.65 22570.42 15:00:23 10.97 0.43 9.48 1.05 15.22 2539.13 2624.11 15:10:09 26.70 0.61 22.21 3.88 24.02 3684.02 2169.63 Average: 17.85 1.37 14.62 1.86 77.00 3326.25 9090.33 14:40:22 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:50:15 11070820 14288044 1673628 10.22 121508 3245160 2045044 11.74 503144 4444196 47848 15:00:23 9493944 13443356 2511400 15.34 155636 3870740 2961260 17.00 688088 5761308 21108 15:10:09 10556608 15418824 529600 3.23 177048 4703876 1071556 6.15 935256 4356084 56 Average: 10373791 14383408 1571543 9.60 151397 3939925 2025953 11.63 708829 4853863 23004 14:40:22 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:50:15 lo 0.56 0.56 0.06 0.06 0.00 0.00 0.00 0.00 14:50:15 ens3 85.32 60.41 1028.86 10.58 0.00 0.00 0.00 0.00 14:50:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:23 lo 1.36 1.36 0.14 0.14 0.00 0.00 0.00 0.00 15:00:23 ens3 66.00 51.85 140.38 16.80 0.00 0.00 0.00 0.00 15:00:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:10:09 lo 1532.06 1532.06 1447.84 1447.84 0.00 0.00 0.00 0.00 15:10:09 ens3 121.54 108.18 427.30 201.29 0.00 0.00 0.00 0.00 15:10:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 503.38 503.38 475.17 475.17 0.00 0.00 0.00 0.00 Average: ens3 90.63 73.17 529.20 75.28 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-4g-36112) 07/15/26 _x86_64_ (4 CPU) 14:38:33 LINUX RESTART (4 CPU) 14:40:22 CPU %user %nice %system %iowait %steal %idle 14:50:15 all 18.86 0.00 0.83 0.14 0.05 80.12 14:50:15 0 17.43 0.00 0.76 0.09 0.04 81.67 14:50:15 1 19.07 0.00 1.04 0.16 0.06 79.67 14:50:15 2 19.37 0.00 0.81 0.07 0.05 79.70 14:50:15 3 19.57 0.00 0.70 0.25 0.04 79.44 15:00:23 all 74.52 0.00 2.20 0.03 0.12 23.13 15:00:23 0 70.62 0.00 2.12 0.05 0.12 27.09 15:00:23 1 74.60 0.00 2.20 0.02 0.12 23.06 15:00:23 2 75.62 0.00 2.39 0.03 0.12 21.84 15:00:23 3 77.23 0.00 2.10 0.01 0.12 20.53 15:10:09 all 43.77 0.00 2.06 0.08 0.09 54.00 15:10:09 0 45.20 0.00 1.94 0.09 0.09 52.68 15:10:09 1 41.85 0.00 2.24 0.10 0.09 55.72 15:10:09 2 43.77 0.00 2.20 0.03 0.09 53.91 15:10:09 3 44.26 0.00 1.87 0.08 0.09 53.70 Average: all 45.96 0.00 1.70 0.08 0.09 52.17 Average: 0 44.63 0.00 1.61 0.08 0.08 53.59 Average: 1 45.43 0.00 1.83 0.09 0.09 52.56 Average: 2 46.51 0.00 1.80 0.04 0.09 51.56 Average: 3 47.28 0.00 1.56 0.11 0.08 50.96