---> uname -a: Linux prd-ubuntu2204-builder-2c-1g-22349 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: 5599.86 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 592 3905 4 3440 7034 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:ca:23:6c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.238/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82255sec preferred_lft 82255sec inet6 fe80::f816:3eff:feca:236c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 76:8b:d7:89:76:22 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::748b:d7ff:fe89:7622/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-builder-2c-1g-22349) 03/24/26 _x86_64_ (2 CPU) 17:58:57 LINUX RESTART (2 CPU) 18:00:35 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:10:40 11.22 2.39 7.74 1.10 302.11 1461.90 1074.67 18:20:15 1.10 0.01 1.09 0.00 0.06 13.48 0.00 18:30:15 1.11 0.00 1.11 0.00 0.00 13.32 0.00 18:40:15 1.31 0.00 1.31 0.00 0.00 15.39 0.00 18:50:15 1.30 0.00 1.30 0.00 0.00 15.19 0.00 19:00:16 1.41 0.00 1.41 0.00 0.00 16.54 0.00 Average: 2.93 0.40 2.34 0.19 51.05 259.30 181.58 18:00:35 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:10:40 4755472 7245868 524220 6.45 95908 2554660 1096244 11.95 416216 2673292 128 18:20:15 4755472 7246412 523616 6.44 96320 2554800 1096328 11.95 416624 2673676 188 18:30:15 4755224 7246584 523468 6.44 96736 2554808 1096408 11.95 417032 2673644 188 18:40:15 4755224 7247284 522764 6.43 97288 2554944 1096392 11.95 417600 2673600 156 18:50:15 4755224 7247828 522272 6.43 97828 2554952 1096392 11.95 418136 2673644 180 19:00:16 4755224 7248428 521656 6.42 98284 2555092 1096392 11.95 418596 2673808 132 Average: 4755307 7247067 522999 6.43 97061 2554876 1096359 11.95 417367 2673611 162 18:00:35 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:10:40 lo 0.37 0.37 0.04 0.04 0.00 0.00 0.00 0.00 18:10:40 ens3 3.18 2.51 9.04 1.17 0.00 0.00 0.00 0.00 18:10:40 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:20:15 lo 0.30 0.30 0.03 0.03 0.00 0.00 0.00 0.00 18:20:15 ens3 0.86 0.74 0.81 0.17 0.00 0.00 0.00 0.00 18:20:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:30:15 lo 0.30 0.30 0.03 0.03 0.00 0.00 0.00 0.00 18:30:15 ens3 0.85 0.72 0.80 0.16 0.00 0.00 0.00 0.00 18:30:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:40:15 lo 0.30 0.30 0.03 0.03 0.00 0.00 0.00 0.00 18:40:15 ens3 0.75 0.70 0.76 0.14 0.00 0.00 0.00 0.00 18:40:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:50:15 lo 0.30 0.30 0.05 0.05 0.00 0.00 0.00 0.00 18:50:15 ens3 0.65 0.65 0.72 0.12 0.00 0.00 0.00 0.00 18:50:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:00:16 lo 0.30 0.30 0.03 0.03 0.00 0.00 0.00 0.00 19:00:16 ens3 0.72 0.68 0.75 0.14 0.00 0.00 0.00 0.00 19:00:16 docker0 0.00 0.00 0.00 0.00 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 1.17 1.00 2.16 0.32 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-22349) 03/24/26 _x86_64_ (2 CPU) 17:58:57 LINUX RESTART (2 CPU) 18:00:35 CPU %user %nice %system %iowait %steal %idle 18:10:40 all 2.93 0.00 0.53 0.13 0.05 96.36 18:10:40 0 2.03 0.00 0.52 0.17 0.05 97.24 18:10:40 1 3.82 0.00 0.54 0.10 0.05 95.49 18:20:15 all 0.28 0.00 0.06 0.01 0.05 99.60 18:20:15 0 0.25 0.00 0.06 0.01 0.04 99.64 18:20:15 1 0.31 0.00 0.06 0.01 0.05 99.57 18:30:15 all 0.19 0.00 0.05 0.01 0.05 99.70 18:30:15 0 0.32 0.00 0.05 0.00 0.03 99.59 18:30:15 1 0.05 0.00 0.06 0.01 0.06 99.82 18:40:15 all 0.19 0.00 0.07 0.01 0.05 99.68 18:40:15 0 0.24 0.00 0.05 0.01 0.03 99.68 18:40:15 1 0.14 0.00 0.10 0.02 0.06 99.69 18:50:15 all 0.54 0.00 0.07 0.01 0.05 99.33 18:50:15 0 0.24 0.00 0.06 0.02 0.04 99.64 18:50:15 1 0.84 0.00 0.07 0.00 0.06 99.02 19:00:16 all 0.36 0.00 0.06 0.01 0.05 99.51 19:00:16 0 0.29 0.00 0.06 0.01 0.04 99.60 19:00:16 1 0.44 0.00 0.07 0.01 0.06 99.42 Average: all 0.76 0.00 0.14 0.03 0.05 99.02 Average: 0 0.56 0.00 0.13 0.04 0.04 99.23 Average: 1 0.95 0.00 0.15 0.02 0.06 98.82