---> uname -a: Linux prd-ubuntu2204-builder-2c-1g-52636 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 9.0G 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 579 4021 4 3336 7047 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:b5:4c:eb brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.236/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81164sec preferred_lft 81164sec inet6 fe80::f816:3eff:feb5:4ceb/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 82:f0:23:7d:b9:dc 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::80f0:23ff:fe7d:b9dc/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-52636) 03/25/26 _x86_64_ (2 CPU) 12:03:38 LINUX RESTART (2 CPU) 12:10:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:20:01 1.18 0.01 1.18 0.00 0.05 14.35 0.13 12:30:02 1.14 0.00 1.14 0.00 0.00 13.56 0.00 12:40:02 1.18 0.00 1.18 0.00 0.00 14.03 0.00 12:50:01 14.03 0.00 1.18 12.84 0.15 13.92 105271.55 13:00:02 1.21 0.00 1.21 0.00 0.00 13.94 0.00 13:10:02 1.21 0.00 1.21 0.00 0.00 14.20 0.00 13:20:01 1.29 0.00 1.29 0.00 0.00 15.11 0.00 13:30:02 33.47 1.98 31.01 0.48 350.59 3041.98 4429.10 Average: 6.84 0.25 4.93 1.66 43.92 393.30 13684.84 12:10:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:20:01 4864496 7250984 526568 6.48 88012 2464944 1082976 11.80 345340 2628356 288 12:30:02 4864496 7251508 526092 6.47 88388 2465084 1083088 11.80 345728 2628436 184 12:40:02 4864496 7251904 525668 6.47 88776 2465092 1083216 11.80 346116 2628740 160 12:50:01 4862484 7252524 525040 6.46 89348 2467148 1083216 11.80 348852 2628600 140 13:00:02 4862232 7252592 525012 6.46 89640 2467164 1083216 11.80 349160 2628720 208 13:10:02 4861732 7252500 524996 6.46 89976 2467236 1083344 11.81 349496 2628776 200 13:20:01 4861228 7252440 525076 6.46 90356 2467300 1083408 11.81 349868 2629036 160 13:30:02 4172780 7264924 490424 6.03 108476 3124076 1116944 12.17 565212 3082084 11156 Average: 4776743 7253672 521110 6.41 91622 2548506 1087426 11.85 374972 2685344 1562 12:10:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:20:01 lo 0.30 0.30 0.03 0.03 0.00 0.00 0.00 0.00 12:20:01 ens3 0.98 0.71 0.79 0.15 0.00 0.00 0.00 0.00 12:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:02 lo 0.30 0.30 0.03 0.03 0.00 0.00 0.00 0.00 12:30:02 ens3 0.99 0.73 0.80 0.16 0.00 0.00 0.00 0.00 12:30:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:02 lo 0.30 0.30 0.03 0.03 0.00 0.00 0.00 0.00 12:40:02 ens3 1.99 0.98 1.19 0.41 0.00 0.00 0.00 0.00 12:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:01 lo 0.29 0.29 0.03 0.03 0.00 0.00 0.00 0.00 12:50:01 ens3 0.94 0.73 0.78 0.16 0.00 0.00 0.00 0.00 12:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:02 lo 0.30 0.30 0.03 0.03 0.00 0.00 0.00 0.00 13:00:02 ens3 0.88 0.71 0.79 0.16 0.00 0.00 0.00 0.00 13:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:10:02 lo 0.29 0.29 0.03 0.03 0.00 0.00 0.00 0.00 13:10:02 ens3 0.97 0.75 0.81 0.19 0.00 0.00 0.00 0.00 13:10:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:01 lo 0.30 0.30 0.04 0.04 0.00 0.00 0.00 0.00 13:20:01 ens3 0.95 0.78 0.83 0.19 0.00 0.00 0.00 0.00 13:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:02 lo 0.37 0.37 0.06 0.06 0.00 0.00 0.00 0.00 13:30:02 ens3 19.83 12.41 277.03 3.14 0.00 0.00 0.00 0.00 13:30:02 docker0 6.16 8.06 0.40 151.03 0.00 0.00 0.00 0.00 Average: lo 0.31 0.31 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 3.44 2.23 35.44 0.57 0.00 0.00 0.00 0.00 Average: docker0 0.77 1.01 0.05 18.91 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-builder-2c-1g-52636) 03/25/26 _x86_64_ (2 CPU) 12:03:38 LINUX RESTART (2 CPU) 12:10:02 CPU %user %nice %system %iowait %steal %idle 12:20:01 all 0.37 0.00 0.06 0.01 0.02 99.54 12:20:01 0 0.59 0.00 0.07 0.02 0.03 99.30 12:20:01 1 0.15 0.00 0.06 0.00 0.02 99.77 12:30:02 all 0.46 0.00 0.06 0.02 0.02 99.45 12:30:02 0 0.58 0.00 0.07 0.01 0.02 99.32 12:30:02 1 0.34 0.00 0.05 0.02 0.02 99.57 12:40:02 all 0.56 0.00 0.08 0.17 0.02 99.17 12:40:02 0 0.85 0.00 0.09 0.01 0.03 99.02 12:40:02 1 0.27 0.00 0.07 0.33 0.01 99.32 12:50:01 all 0.41 0.00 0.07 0.08 0.02 99.43 12:50:01 0 0.26 0.00 0.08 0.02 0.02 99.62 12:50:01 1 0.55 0.00 0.06 0.14 0.02 99.23 13:00:02 all 0.50 0.00 0.06 0.01 0.02 99.41 13:00:02 0 0.64 0.00 0.07 0.01 0.03 99.25 13:00:02 1 0.36 0.00 0.05 0.00 0.01 99.57 13:10:02 all 0.32 0.00 0.07 0.18 0.02 99.41 13:10:02 0 0.34 0.00 0.07 0.09 0.02 99.47 13:10:02 1 0.30 0.00 0.06 0.27 0.02 99.35 13:20:01 all 0.63 0.00 0.07 0.06 0.02 99.22 13:20:01 0 0.94 0.00 0.08 0.09 0.02 98.87 13:20:01 1 0.31 0.00 0.07 0.03 0.01 99.58 13:30:02 all 2.99 0.00 0.85 0.46 0.02 95.67 13:30:02 0 3.05 0.00 0.84 0.51 0.02 95.57 13:30:02 1 2.93 0.00 0.86 0.41 0.02 95.78 Average: all 0.78 0.00 0.16 0.12 0.02 98.91 Average: 0 0.91 0.00 0.17 0.10 0.02 98.80 Average: 1 0.65 0.00 0.16 0.15 0.02 99.02