---> uname -a: Linux prd-ubuntu2204-builder-2c-1g-2299 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): 2 On-line CPU(s) list: 0,1 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): 2 Stepping: 0 BogoMIPS: 5599.94 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: 64 KiB (2 instances) L1i cache: 64 KiB (2 instances) L2 cache: 1 MiB (2 instances) L3 cache: 32 MiB (2 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0,1 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: 2 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 794M 1.1M 793M 1% /run /dev/vda1 39G 9.1G 30G 24% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 794M 4.0K 794M 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7937 575 3912 4 3449 7051 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:c9:b9:1e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.97/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82280sec preferred_lft 82280sec inet6 fe80::f816:3eff:fec9:b91e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d6:07:05:9a:5e:85 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 inet6 fe80::d407:5ff:fe9a:5e85/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-builder-2c-1g-2299) 04/12/26 _x86_64_ (2 CPU) 19:09:20 LINUX RESTART (2 CPU) 19:10:11 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:20:01 22.57 2.61 18.32 1.65 322.54 2202.99 1864.75 19:30:08 1.27 0.00 1.26 0.00 0.04 14.76 0.00 19:40:10 1.06 0.00 1.06 0.00 0.00 12.14 0.00 19:50:01 1.33 0.00 1.32 0.00 0.43 14.98 0.00 20:00:15 1.53 0.00 1.52 0.00 0.00 17.33 0.01 20:10:19 1.48 0.00 1.48 0.00 0.00 16.70 0.00 Average: 4.81 0.43 4.11 0.27 52.85 373.17 305.12 19:10:11 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:20:01 4759916 7259004 510852 6.28 96456 2562656 1069132 11.65 421460 2654752 120 19:30:08 4759916 7259420 510380 6.28 96832 2562680 1068060 11.64 421840 2654052 28 19:40:10 4759916 7259780 509996 6.27 97180 2562688 1068060 11.64 422192 2653980 188 19:50:01 4759916 7260484 509324 6.27 97616 2562952 1068064 11.64 422632 2654244 120 20:00:15 4759916 7261020 508788 6.26 98172 2562960 1068064 11.64 423172 2654308 148 20:10:19 4759668 7261408 508400 6.25 98648 2563096 1068064 11.64 423664 2654604 124 Average: 4759875 7260186 509623 6.27 97484 2562839 1068241 11.64 422493 2654323 121 19:10:11 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:20:01 lo 0.45 0.45 0.06 0.06 0.00 0.00 0.00 0.00 19:20:01 ens3 15.47 11.73 156.61 2.32 0.00 0.00 0.00 0.00 19:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:30:08 lo 0.30 0.30 0.05 0.05 0.00 0.00 0.00 0.00 19:30:08 ens3 1.05 0.73 0.83 0.20 0.00 0.00 0.00 0.00 19:30:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:40:10 lo 0.30 0.30 0.04 0.04 0.00 0.00 0.00 0.00 19:40:10 ens3 0.84 0.70 0.76 0.14 0.00 0.00 0.00 0.00 19:40:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:50:01 lo 0.30 0.30 0.05 0.05 0.00 0.00 0.00 0.00 19:50:01 ens3 0.69 0.67 0.74 0.12 0.00 0.00 0.00 0.00 19:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:00:15 lo 0.30 0.30 0.05 0.05 0.00 0.00 0.00 0.00 20:00:15 ens3 0.78 0.70 0.77 0.16 0.00 0.00 0.00 0.00 20:00:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:10:19 lo 0.29 0.29 0.03 0.03 0.00 0.00 0.00 0.00 20:10:19 ens3 0.76 0.68 0.75 0.14 0.00 0.00 0.00 0.00 20:10:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.32 0.32 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 3.22 2.50 26.27 0.51 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-builder-2c-1g-2299) 04/12/26 _x86_64_ (2 CPU) 19:09:20 LINUX RESTART (2 CPU) 19:10:11 CPU %user %nice %system %iowait %steal %idle 19:20:01 all 6.09 0.00 0.89 0.87 0.04 92.10 19:20:01 0 4.69 0.00 0.86 0.20 0.05 94.20 19:20:01 1 7.49 0.00 0.92 1.54 0.04 90.00 19:30:08 all 0.63 0.00 0.07 0.02 0.03 99.25 19:30:08 0 0.86 0.00 0.07 0.00 0.03 99.04 19:30:08 1 0.40 0.00 0.07 0.03 0.03 99.46 19:40:10 all 0.60 0.00 0.06 0.03 0.03 99.28 19:40:10 0 0.78 0.00 0.06 0.00 0.03 99.12 19:40:10 1 0.41 0.00 0.07 0.05 0.02 99.44 19:50:01 all 0.38 0.00 0.06 0.26 0.03 99.28 19:50:01 0 0.21 0.00 0.07 0.11 0.03 99.57 19:50:01 1 0.55 0.00 0.05 0.40 0.02 98.99 20:00:15 all 0.58 0.00 0.09 0.03 0.03 99.27 20:00:15 0 0.70 0.00 0.08 0.03 0.03 99.16 20:00:15 1 0.46 0.00 0.09 0.03 0.03 99.39 20:10:19 all 0.41 0.00 0.06 0.07 0.03 99.43 20:10:19 0 0.23 0.00 0.06 0.03 0.04 99.64 20:10:19 1 0.58 0.00 0.06 0.10 0.03 99.22 Average: all 1.43 0.00 0.20 0.21 0.03 98.12 Average: 0 1.24 0.00 0.20 0.06 0.04 98.47 Average: 1 1.63 0.00 0.21 0.35 0.03 97.78