---> uname -a: Linux prd-ubuntu2204-builder-2c-1g-4032 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 584 3884 4 3468 7041 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:79:43:3a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.147/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82762sec preferred_lft 82762sec inet6 fe80::f816:3eff:fe79:433a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether b6:bf:04:82:07:2e 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::b4bf:4ff:fe82:72e/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-4032) 04/17/26 _x86_64_ (2 CPU) 16:13:59 LINUX RESTART (2 CPU) 16:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:30:46 12.69 0.01 0.89 11.80 0.17 12.50 97251.90 16:40:00 0.78 0.00 0.78 0.00 0.00 10.60 0.00 16:50:01 0.81 0.00 0.81 0.00 0.00 10.79 0.00 17:00:04 0.92 0.00 0.92 0.00 0.08 12.39 0.04 17:10:05 0.91 0.00 0.91 0.00 0.00 12.22 0.00 Average: 3.40 0.00 0.86 2.53 0.05 11.73 20892.36 16:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:30:46 4739052 7258364 514096 6.32 96500 2585032 1079356 11.76 406368 2697252 100 16:40:00 4736784 7256452 516040 6.35 96840 2585036 1079432 11.76 406708 2697720 4 16:50:01 4736028 7256136 516296 6.35 97172 2585164 1080368 11.77 407008 2698528 120 17:00:04 4745916 7266376 506084 6.23 97444 2585208 1079436 11.76 407340 2698824 292 17:10:05 4745188 7266096 506360 6.23 97752 2585344 1079436 11.76 407648 2698940 172 Average: 4740594 7260685 511775 6.30 97142 2585157 1079606 11.76 407014 2698253 138 16:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:30:46 lo 0.31 0.31 0.03 0.03 0.00 0.00 0.00 0.00 16:30:46 ens3 0.64 0.69 0.72 0.12 0.00 0.00 0.00 0.00 16:30:46 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:40:00 lo 0.29 0.29 0.03 0.03 0.00 0.00 0.00 0.00 16:40:00 ens3 0.72 0.70 0.74 0.14 0.00 0.00 0.00 0.00 16:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:50:01 lo 0.29 0.29 0.03 0.03 0.00 0.00 0.00 0.00 16:50:01 ens3 0.63 0.69 0.72 0.12 0.00 0.00 0.00 0.00 16:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:00:04 lo 0.32 0.32 0.03 0.03 0.00 0.00 0.00 0.00 17:00:04 ens3 0.68 0.72 0.75 0.14 0.00 0.00 0.00 0.00 17:00:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:10:05 lo 0.28 0.28 0.03 0.03 0.00 0.00 0.00 0.00 17:10:05 ens3 0.64 0.68 0.72 0.12 0.00 0.00 0.00 0.00 17:10:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.30 0.30 0.03 0.03 0.00 0.00 0.00 0.00 Average: ens3 0.66 0.70 0.73 0.13 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-4032) 04/17/26 _x86_64_ (2 CPU) 16:13:59 LINUX RESTART (2 CPU) 16:20:01 CPU %user %nice %system %iowait %steal %idle 16:30:46 all 0.62 0.00 0.06 0.03 0.03 99.26 16:30:46 0 0.68 0.00 0.06 0.04 0.02 99.20 16:30:46 1 0.55 0.00 0.06 0.02 0.04 99.33 16:40:00 all 0.49 0.00 0.05 0.06 0.03 99.36 16:40:00 0 0.63 0.00 0.06 0.09 0.03 99.19 16:40:00 1 0.36 0.00 0.05 0.03 0.02 99.54 16:50:01 all 0.51 0.00 0.05 0.02 0.02 99.39 16:50:01 0 0.74 0.00 0.05 0.04 0.03 99.14 16:50:01 1 0.28 0.00 0.06 0.01 0.02 99.64 17:00:04 all 0.45 0.00 0.07 0.01 0.03 99.43 17:00:04 0 0.43 0.00 0.08 0.01 0.03 99.45 17:00:04 1 0.48 0.00 0.06 0.01 0.03 99.42 17:10:05 all 0.32 0.00 0.05 0.01 0.03 99.59 17:10:05 0 0.33 0.00 0.03 0.01 0.02 99.60 17:10:05 1 0.31 0.00 0.06 0.01 0.03 99.59 Average: all 0.48 0.00 0.06 0.03 0.03 99.41 Average: 0 0.56 0.00 0.06 0.04 0.03 99.31 Average: 1 0.40 0.00 0.06 0.01 0.03 99.50