---> uname -a: Linux prd-ubuntu2204-builder-2c-1g-471833 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: 5599.99 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: 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 581 3903 4 3453 7045 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:25:d9:bd brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.113/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82324sec preferred_lft 82324sec inet6 fe80::f816:3eff:fe25:d9bd/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7e:8e:e0:52:1d:b4 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::7c8e:e0ff:fe52:1db4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-builder-2c-1g-471833) 03/14/26 _x86_64_ (2 CPU) 12:32:51 LINUX RESTART (2 CPU) 12:40:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:50:07 1.26 0.01 1.25 0.01 0.04 15.96 0.56 13:00:07 1.33 0.00 1.33 0.00 0.00 15.37 0.00 13:10:07 1.34 0.01 1.34 0.00 1.11 15.40 0.00 13:20:07 1.26 0.00 1.26 0.00 0.01 14.85 0.00 13:30:07 1.31 0.00 1.31 0.00 0.00 14.84 0.00 13:40:07 27.71 1.96 25.14 0.61 348.15 3086.04 4595.88 Average: 5.71 0.33 5.27 0.10 58.27 527.55 766.78 12:40:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:50:07 4746260 7251752 519812 6.40 96060 2572168 1058072 11.53 405708 2679592 180 13:00:07 4746012 7251996 519600 6.39 96560 2572176 1058072 11.53 406208 2679576 176 13:10:07 4746012 7252832 518832 6.38 97052 2572508 1058200 11.53 406700 2680160 276 13:20:07 4746012 7253208 518452 6.38 97400 2572532 1058200 11.53 407056 2680172 136 13:30:07 4746012 7253872 517792 6.37 97868 2572728 1058200 11.53 407516 2680416 192 13:40:07 3993196 7206944 546416 6.72 116472 3229592 1145528 12.48 634264 3175716 13740 Average: 4620584 7245101 523484 6.44 100235 2681951 1072712 11.69 444575 2762605 2450 12:40:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:50:07 lo 0.30 0.30 0.04 0.04 0.00 0.00 0.00 0.00 12:50:07 ens3 1.71 0.89 1.12 0.36 0.00 0.00 0.00 0.00 12:50:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:07 lo 0.30 0.30 0.04 0.04 0.00 0.00 0.00 0.00 13:00:07 ens3 1.02 0.75 0.84 0.19 0.00 0.00 0.00 0.00 13:00:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:10:07 lo 0.30 0.30 0.05 0.05 0.00 0.00 0.00 0.00 13:10:07 ens3 1.14 0.77 0.91 0.24 0.00 0.00 0.00 0.00 13:10:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:07 lo 0.29 0.29 0.04 0.04 0.00 0.00 0.00 0.00 13:20:07 ens3 0.68 0.67 0.71 0.12 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 0.30 0.30 0.04 0.04 0.00 0.00 0.00 0.00 13:30:07 ens3 0.91 0.75 0.81 0.17 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 0.37 0.37 0.07 0.07 0.00 0.00 0.00 0.00 13:40:07 ens3 19.67 11.70 277.61 1.53 0.00 0.00 0.00 0.00 13:40:07 docker0 6.33 8.02 0.39 151.34 0.00 0.00 0.00 0.00 Average: lo 0.31 0.31 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 4.19 2.59 47.04 0.43 0.00 0.00 0.00 0.00 Average: docker0 1.06 1.34 0.06 25.25 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-builder-2c-1g-471833) 03/14/26 _x86_64_ (2 CPU) 12:32:51 LINUX RESTART (2 CPU) 12:40:07 CPU %user %nice %system %iowait %steal %idle 12:50:07 all 0.41 0.00 0.06 0.04 0.05 99.45 12:50:07 0 0.54 0.00 0.07 0.02 0.05 99.31 12:50:07 1 0.28 0.00 0.04 0.05 0.04 99.59 13:00:07 all 0.52 0.00 0.06 0.02 0.05 99.35 13:00:07 0 0.25 0.00 0.05 0.03 0.04 99.63 13:00:07 1 0.79 0.00 0.07 0.00 0.05 99.08 13:10:07 all 0.64 0.00 0.05 0.02 0.05 99.24 13:10:07 0 0.96 0.00 0.05 0.01 0.05 98.93 13:10:07 1 0.31 0.00 0.06 0.04 0.04 99.55 13:20:07 all 0.38 0.00 0.06 0.02 0.05 99.50 13:20:07 0 0.21 0.00 0.06 0.02 0.04 99.68 13:20:07 1 0.54 0.00 0.07 0.02 0.05 99.32 13:30:07 all 0.20 0.00 0.06 0.03 0.05 99.67 13:30:07 0 0.31 0.00 0.06 0.05 0.05 99.53 13:30:07 1 0.09 0.00 0.06 0.01 0.05 99.80 13:40:07 all 3.26 0.00 0.81 0.47 0.05 95.41 13:40:07 0 3.43 0.00 0.81 0.66 0.05 95.05 13:40:07 1 3.09 0.00 0.82 0.27 0.06 95.77 Average: all 0.90 0.00 0.18 0.10 0.05 98.77 Average: 0 0.95 0.00 0.18 0.13 0.05 98.69 Average: 1 0.85 0.00 0.19 0.06 0.05 98.85