---> uname -a: Linux prd-ubuntu2204-builder-2c-1g-26237 5.15.0-173-generic #183-Ubuntu SMP Fri Mar 6 13:29:34 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 595 3693 4 3649 7031 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:72:5f:d7 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.79/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81612sec preferred_lft 81612sec inet6 fe80::f816:3eff:fe72:5fd7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d6:cc:3b:d4:09:b6 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::d4cc:3bff:fed4:9b6/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-173-generic (prd-ubuntu2204-builder-2c-1g-26237) 06/09/26 _x86_64_ (2 CPU) 15:30:02 LINUX RESTART (2 CPU) 15:40:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:50:04 1.17 0.00 1.16 0.00 0.04 13.66 0.27 16:00:00 14.10 0.00 1.24 12.86 0.15 14.04 105981.12 16:10:04 1.16 0.00 1.16 0.00 0.00 13.38 0.00 16:20:04 1.23 0.00 1.22 0.00 0.01 14.13 0.00 16:30:04 1.23 0.00 1.23 0.00 0.00 14.24 0.00 16:40:04 1.30 0.00 1.30 0.00 0.00 14.75 0.00 Average: 3.35 0.00 1.22 2.13 0.03 14.03 17545.81 15:40:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:50:04 4539152 7242264 528128 6.50 92676 2771396 1088608 11.86 486216 2803620 204 16:00:00 4538652 7244680 525768 6.47 93216 2773768 1088576 11.86 488972 2803728 120 16:10:04 4538400 7244772 525680 6.47 93556 2773772 1088576 11.86 489312 2803532 204 16:20:04 4537896 7244576 525876 6.47 93852 2773784 1088576 11.86 489608 2803676 236 16:30:04 4537392 7244420 526024 6.47 94192 2773792 1088576 11.86 489948 2803708 212 16:40:04 4537140 7244584 525852 6.47 94556 2773864 1088576 11.86 490312 2803912 216 Average: 4538105 7244216 526221 6.47 93675 2773396 1088581 11.86 489061 2803696 199 15:40:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:50:04 lo 0.30 0.30 0.03 0.03 0.00 0.00 0.00 0.00 15:50:04 ens3 1.04 0.77 1.28 0.14 0.00 0.00 0.00 0.00 15:50:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:00:00 lo 0.30 0.30 0.03 0.03 0.00 0.00 0.00 0.00 16:00:00 ens3 0.82 0.71 0.76 0.16 0.00 0.00 0.00 0.00 16:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:04 lo 0.30 0.30 0.03 0.03 0.00 0.00 0.00 0.00 16:10:04 ens3 0.68 0.65 0.71 0.12 0.00 0.00 0.00 0.00 16:10:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:20:04 lo 0.29 0.29 0.03 0.03 0.00 0.00 0.00 0.00 16:20:04 ens3 0.79 0.67 0.77 0.14 0.00 0.00 0.00 0.00 16:20:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:30:04 lo 0.30 0.30 0.03 0.03 0.00 0.00 0.00 0.00 16:30:04 ens3 0.78 0.68 0.77 0.14 0.00 0.00 0.00 0.00 16:30:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:40:04 lo 0.30 0.30 0.03 0.03 0.00 0.00 0.00 0.00 16:40:04 ens3 0.76 0.71 0.76 0.14 0.00 0.00 0.00 0.00 16:40:04 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 0.81 0.70 0.84 0.14 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 5.15.0-173-generic (prd-ubuntu2204-builder-2c-1g-26237) 06/09/26 _x86_64_ (2 CPU) 15:30:02 LINUX RESTART (2 CPU) 15:40:04 CPU %user %nice %system %iowait %steal %idle 15:50:04 all 0.64 0.00 0.06 0.01 0.02 99.26 15:50:04 0 0.87 0.00 0.06 0.01 0.02 99.03 15:50:04 1 0.42 0.00 0.06 0.01 0.03 99.50 16:00:00 all 0.24 0.00 0.07 0.04 0.03 99.63 16:00:00 0 0.33 0.00 0.08 0.06 0.03 99.51 16:00:00 1 0.15 0.00 0.06 0.02 0.02 99.75 16:10:04 all 0.76 0.00 0.06 0.01 0.02 99.14 16:10:04 0 1.07 0.00 0.06 0.01 0.03 98.84 16:10:04 1 0.46 0.00 0.06 0.01 0.02 99.45 16:20:04 all 0.50 0.00 0.06 0.01 0.03 99.40 16:20:04 0 0.70 0.00 0.08 0.01 0.03 99.18 16:20:04 1 0.31 0.00 0.05 0.01 0.02 99.62 16:30:04 all 0.31 0.00 0.07 0.03 0.02 99.57 16:30:04 0 0.29 0.00 0.07 0.02 0.02 99.61 16:30:04 1 0.33 0.00 0.08 0.04 0.03 99.52 16:40:04 all 0.50 0.00 0.06 0.01 0.02 99.41 16:40:04 0 0.27 0.00 0.05 0.02 0.02 99.65 16:40:04 1 0.73 0.00 0.07 0.00 0.02 99.17 Average: all 0.49 0.00 0.06 0.02 0.02 99.40 Average: 0 0.59 0.00 0.07 0.02 0.02 99.30 Average: 1 0.40 0.00 0.06 0.02 0.02 99.50