---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-5976 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 12G 67G 15% / 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 686 9337 4 5964 14959 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:2f:b3:1a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.197/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84782sec preferred_lft 84782sec inet6 fe80::f816:3eff:fe2f:b31a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 32:c4:7c:1e:78:29 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-5976) 03/19/26 _x86_64_ (4 CPU) 08:56:46 LINUX RESTART (4 CPU) 09:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:10:24 21.05 0.48 17.10 3.47 390.96 2027.76 63499.24 09:20:24 26.15 0.16 22.18 3.81 4.68 2070.33 19693.12 Average: 23.55 0.32 19.60 3.63 201.41 2048.65 42003.35 09:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:10:24 9538748 13148304 2809804 17.16 129212 3602636 3124008 17.93 800220 5644956 788 09:20:24 8189804 13079052 2873368 17.55 152316 4803808 2933828 16.84 1275440 6464728 843216 Average: 8864276 13113678 2841586 17.36 140764 4203222 3028918 17.39 1037830 6054842 422002 09:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:10:24 lo 32.03 32.03 7.60 7.60 0.00 0.00 0.00 0.00 09:10:24 ens3 23.24 14.00 137.29 3.85 0.00 0.00 0.00 0.00 09:10:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:24 lo 1486.99 1486.99 1395.78 1395.78 0.00 0.00 0.00 0.00 09:20:24 ens3 45.82 34.16 338.87 7.27 0.00 0.00 0.00 0.00 09:20:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 745.99 745.99 688.79 688.79 0.00 0.00 0.00 0.00 Average: ens3 34.32 23.89 236.21 5.53 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-5976) 03/19/26 _x86_64_ (4 CPU) 08:56:46 LINUX RESTART (4 CPU) 09:00:01 CPU %user %nice %system %iowait %steal %idle 09:10:24 all 29.02 0.00 1.04 0.19 0.09 69.66 09:10:24 0 28.84 0.00 1.09 0.17 0.09 69.81 09:10:24 1 29.35 0.00 1.09 0.15 0.09 69.32 09:10:24 2 28.39 0.00 1.00 0.19 0.09 70.33 09:10:24 3 29.52 0.00 0.97 0.23 0.09 69.20 09:20:24 all 40.09 0.00 1.98 0.08 0.09 57.76 09:20:24 0 40.44 0.00 2.03 0.05 0.09 57.39 09:20:24 1 39.64 0.00 2.09 0.11 0.10 58.06 09:20:24 2 39.19 0.00 2.00 0.08 0.09 58.64 09:20:24 3 41.09 0.00 1.79 0.06 0.09 56.96 Average: all 34.45 0.00 1.50 0.13 0.09 63.83 Average: 0 34.53 0.00 1.55 0.11 0.09 63.72 Average: 1 34.40 0.00 1.58 0.13 0.09 63.79 Average: 2 33.68 0.00 1.49 0.14 0.09 64.60 Average: 3 35.20 0.00 1.37 0.15 0.09 63.19