---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-22402 5.15.0-168-generic #178-Ubuntu SMP Fri Jan 9 19:05:03 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: 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 12G 66G 16% / 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 651 8911 4 6426 14994 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:31:6e:06 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.171/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81495sec preferred_lft 81495sec inet6 fe80::f816:3eff:fe31:6e06/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ee:c1:8e:67:84:d2 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 5.15.0-168-generic (prd-ubuntu2204-docker-4c-4g-22402) 02/26/26 _x86_64_ (4 CPU) 13:07:18 LINUX RESTART (4 CPU) 13:10:24 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:20:07 3.45 0.08 3.16 0.21 3.71 261.03 246.72 13:30:07 1.20 0.01 1.19 0.00 0.04 14.81 0.19 13:40:07 1.22 0.00 1.22 0.00 0.00 14.32 0.00 13:50:07 1.29 0.00 1.29 0.00 0.00 15.03 0.00 14:00:02 40.34 1.36 25.96 13.02 98.05 1009.07 245417.87 14:10:07 48.54 3.72 41.52 3.30 184.63 5142.69 8960.22 14:20:07 28.86 0.01 25.82 3.03 0.12 2368.04 23777.95 Average: 17.91 0.74 14.37 2.79 41.19 1269.74 39654.15 13:10:24 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:20:07 13724712 15515480 501236 3.06 56144 1960900 1136116 6.52 202132 2192484 176 13:30:07 13723452 15514804 501908 3.07 56596 1961028 1136116 6.52 202588 2193356 40 13:40:07 13713152 15504840 511944 3.13 56924 1961032 1136308 6.52 202916 2205732 24 13:50:07 13710380 15502600 514192 3.14 57316 1961164 1152756 6.62 203308 2206068 188 14:00:02 13167292 15405268 585464 3.58 87228 2354916 1205876 6.92 309332 2613072 195932 14:10:07 9618832 13081768 2876348 17.57 136912 3456448 2965016 17.02 675468 5700128 31544 14:20:07 8933736 12903212 3051552 18.64 156756 3905428 3003960 17.24 792276 6221700 128116 Average: 12370222 14775425 1220378 7.45 86839 2508702 1676593 9.62 369717 3333220 50860 13:10:24 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:20:07 lo 0.14 0.14 0.01 0.01 0.00 0.00 0.00 0.00 13:20:07 ens3 8.09 3.51 85.91 0.34 0.00 0.00 0.00 0.00 13:20:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:07 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 13:30:07 ens3 0.49 0.09 0.06 0.02 0.00 0.00 0.00 0.00 13:30:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:07 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 13:40:07 ens3 1.35 0.86 0.34 0.91 0.00 0.00 0.00 0.00 13:40:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:07 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 13:50:07 ens3 0.70 0.22 0.21 0.12 0.00 0.00 0.00 0.00 13:50:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:00:02 lo 0.16 0.16 0.01 0.01 0.00 0.00 0.00 0.00 14:00:02 ens3 37.96 25.83 211.21 5.70 0.00 0.00 0.00 0.00 14:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:10:07 lo 1435.66 1435.66 1361.88 1361.88 0.00 0.00 0.00 0.00 14:10:07 ens3 114.60 85.22 961.29 14.92 0.00 0.00 0.00 0.00 14:10:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:07 lo 1440.84 1440.84 1372.47 1372.47 0.00 0.00 0.00 0.00 14:20:07 ens3 23.47 21.25 30.66 6.64 0.00 0.00 0.00 0.00 14:20:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 414.41 414.41 393.86 393.86 0.00 0.00 0.00 0.00 Average: ens3 26.83 19.70 185.54 4.12 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 5.15.0-168-generic (prd-ubuntu2204-docker-4c-4g-22402) 02/26/26 _x86_64_ (4 CPU) 13:07:18 LINUX RESTART (4 CPU) 13:10:24 CPU %user %nice %system %iowait %steal %idle 13:20:07 all 0.20 0.00 0.07 0.37 0.01 99.34 13:20:07 0 0.12 0.00 0.08 1.02 0.01 98.77 13:20:07 1 0.40 0.00 0.06 0.08 0.01 99.45 13:20:07 2 0.11 0.00 0.10 0.30 0.02 99.47 13:20:07 3 0.15 0.00 0.06 0.08 0.01 99.69 13:30:07 all 0.21 0.00 0.03 0.01 0.01 99.74 13:30:07 0 0.03 0.00 0.04 0.03 0.01 99.89 13:30:07 1 0.74 0.00 0.03 0.00 0.01 99.22 13:30:07 2 0.03 0.00 0.03 0.00 0.01 99.92 13:30:07 3 0.03 0.00 0.02 0.01 0.01 99.93 13:40:07 all 0.25 0.00 0.03 0.01 0.01 99.69 13:40:07 0 0.14 0.00 0.03 0.02 0.01 99.80 13:40:07 1 0.18 0.00 0.03 0.00 0.01 99.78 13:40:07 2 0.58 0.00 0.04 0.01 0.01 99.36 13:40:07 3 0.12 0.00 0.04 0.01 0.01 99.83 13:50:07 all 0.10 0.00 0.03 0.01 0.01 99.85 13:50:07 0 0.02 0.00 0.02 0.01 0.01 99.94 13:50:07 1 0.04 0.00 0.03 0.00 0.01 99.92 13:50:07 2 0.32 0.00 0.05 0.02 0.02 99.59 13:50:07 3 0.02 0.00 0.02 0.01 0.01 99.93 14:00:02 all 1.84 0.00 0.25 0.28 0.02 97.62 14:00:02 0 1.31 0.00 0.17 0.42 0.01 98.09 14:00:02 1 3.30 0.00 0.36 0.14 0.03 96.18 14:00:02 2 1.07 0.00 0.26 0.40 0.01 98.25 14:00:02 3 1.67 0.00 0.20 0.15 0.02 97.96 14:10:07 all 66.56 0.00 2.62 0.28 0.12 30.42 14:10:07 0 65.65 0.00 2.56 0.40 0.12 31.27 14:10:07 1 67.00 0.00 2.62 0.10 0.12 30.17 14:10:07 2 67.09 0.00 2.74 0.25 0.12 29.81 14:10:07 3 66.51 0.00 2.55 0.38 0.12 30.44 14:20:07 all 64.17 0.00 2.34 0.21 0.10 33.18 14:20:07 0 64.76 0.00 2.35 0.32 0.10 32.47 14:20:07 1 63.09 0.00 2.00 0.15 0.10 34.66 14:20:07 2 64.84 0.00 2.60 0.12 0.10 32.35 14:20:07 3 64.00 0.00 2.40 0.25 0.11 33.25 Average: all 19.15 0.00 0.77 0.17 0.04 79.87 Average: 0 18.97 0.00 0.75 0.31 0.04 79.92 Average: 1 19.34 0.00 0.73 0.07 0.04 79.82 Average: 2 19.26 0.00 0.83 0.16 0.04 79.71 Average: 3 19.02 0.00 0.76 0.13 0.04 80.05