---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-5814 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 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 9.1G 69G 12% / 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 591 11970 4 3426 15055 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:ec:3f:9d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.131/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82695sec preferred_lft 82695sec inet6 fe80::f816:3eff:feec:3f9d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ea:ee:52:1c:d9:c6 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-4g-5814) 03/19/26 _x86_64_ (4 CPU) 06:27:21 LINUX RESTART (4 CPU) 06:30:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:40:02 12.01 0.71 10.13 1.17 26.75 1522.07 22049.65 06:50:01 2.24 0.01 2.23 0.00 0.04 27.64 0.19 07:00:06 2.20 0.00 2.20 0.00 0.00 26.12 0.00 07:10:08 2.30 0.00 2.30 0.00 0.00 26.30 0.00 07:20:01 2.26 0.00 2.26 0.00 0.01 26.06 0.00 Average: 4.18 0.14 3.81 0.23 5.31 322.93 4369.99 06:30:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:40:02 10488324 13622996 2337728 14.28 114536 3175608 2658876 15.26 610144 4877912 164 06:50:01 10489680 13625204 2335752 14.27 115344 3175604 2659260 15.26 610968 4878264 220 07:00:06 10488840 13625332 2335712 14.27 116152 3175744 2659324 15.26 611772 4878152 168 07:10:08 10488940 13626292 2334716 14.26 116988 3175752 2659580 15.27 612600 4878980 56 07:20:01 10489424 13627764 2333240 14.25 117820 3175888 2659744 15.27 613432 4879748 220 Average: 10489042 13625518 2335430 14.26 116168 3175719 2659357 15.26 611783 4878611 166 06:30:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:40:02 lo 0.29 0.29 0.03 0.03 0.00 0.00 0.00 0.00 06:40:02 ens3 13.18 9.97 133.38 2.66 0.00 0.00 0.00 0.00 06:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:50:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 06:50:01 ens3 0.53 0.11 0.10 0.04 0.00 0.00 0.00 0.00 06:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:00:06 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 07:00:06 ens3 0.32 0.14 0.10 0.06 0.00 0.00 0.00 0.00 07:00:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:10:08 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 07:10:08 ens3 0.70 0.22 0.26 0.16 0.00 0.00 0.00 0.00 07:10:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:20:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 07:20:01 ens3 0.62 0.24 0.23 0.14 0.00 0.00 0.00 0.00 07:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.14 0.14 0.01 0.01 0.00 0.00 0.00 0.00 Average: ens3 3.05 2.12 26.57 0.61 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-4g-5814) 03/19/26 _x86_64_ (4 CPU) 06:27:21 LINUX RESTART (4 CPU) 06:30:08 CPU %user %nice %system %iowait %steal %idle 06:40:02 all 10.65 0.00 0.48 0.41 0.05 88.42 06:40:02 0 10.97 0.00 0.62 0.80 0.05 87.56 06:40:02 1 10.27 0.00 0.39 0.13 0.07 89.15 06:40:02 2 10.77 0.00 0.43 0.63 0.04 88.14 06:40:02 3 10.57 0.00 0.49 0.07 0.05 88.82 06:50:01 all 0.25 0.00 0.07 0.01 0.04 99.62 06:50:01 0 0.10 0.00 0.07 0.02 0.04 99.77 06:50:01 1 0.60 0.00 0.08 0.00 0.04 99.28 06:50:01 2 0.19 0.00 0.08 0.01 0.06 99.66 06:50:01 3 0.11 0.00 0.07 0.02 0.03 99.77 07:00:06 all 0.14 0.00 0.07 0.01 0.04 99.74 07:00:06 0 0.26 0.00 0.05 0.01 0.03 99.64 07:00:06 1 0.13 0.00 0.10 0.01 0.04 99.72 07:00:06 2 0.11 0.00 0.09 0.00 0.04 99.76 07:00:06 3 0.06 0.00 0.04 0.02 0.04 99.83 07:10:08 all 0.29 0.00 0.07 0.04 0.04 99.56 07:10:08 0 0.10 0.00 0.06 0.03 0.03 99.78 07:10:08 1 0.73 0.00 0.09 0.06 0.06 99.05 07:10:08 2 0.24 0.00 0.08 0.02 0.04 99.62 07:10:08 3 0.08 0.00 0.06 0.04 0.03 99.78 07:20:01 all 0.21 0.00 0.07 0.01 0.04 99.67 07:20:01 0 0.08 0.00 0.06 0.01 0.05 99.80 07:20:01 1 0.15 0.00 0.09 0.04 0.03 99.69 07:20:01 2 0.52 0.00 0.06 0.01 0.03 99.37 07:20:01 3 0.08 0.00 0.05 0.00 0.03 99.83 Average: all 2.29 0.00 0.15 0.10 0.04 97.42 Average: 0 2.29 0.00 0.17 0.17 0.04 97.33 Average: 1 2.36 0.00 0.15 0.05 0.05 97.40 Average: 2 2.35 0.00 0.15 0.13 0.04 97.33 Average: 3 2.16 0.00 0.14 0.03 0.04 97.63