---> uname -a: Linux prd-ubuntu2204-builder-2c-1g-482310 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 606 3888 4 3443 7020 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:02:7a:36 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.161/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83702sec preferred_lft 83702sec inet6 fe80::f816:3eff:fe02:7a36/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fe:98:b6:3e:8a:a7 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::fc98:b6ff:fe3e:8aa7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-builder-2c-1g-482310) 03/15/26 _x86_64_ (2 CPU) 16:18:38 LINUX RESTART (2 CPU) 16:20:23 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:30:00 13.46 2.40 9.89 1.16 318.49 1626.40 1662.16 16:40:00 1.20 0.01 1.19 0.00 0.53 14.45 0.19 16:50:00 1.18 0.00 1.18 0.00 0.07 13.88 0.00 17:00:00 1.09 0.00 1.09 0.00 0.00 12.85 0.00 Average: 4.14 0.58 3.27 0.28 77.43 405.02 403.35 16:20:23 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:30:00 4746392 7241000 531180 6.53 94220 2563120 1085568 11.83 382920 2717516 120 16:40:00 4746392 7241480 530664 6.53 94568 2563256 1085636 11.83 383264 2717980 124 16:50:00 4746392 7242000 530196 6.52 94924 2563416 1085636 11.83 383620 2718224 124 17:00:00 4746392 7242308 529912 6.52 95212 2563424 1085636 11.83 383916 2718292 120 Average: 4746392 7241697 530488 6.53 94731 2563304 1085619 11.83 383430 2718003 122 16:20:23 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:30:00 lo 0.42 0.42 0.05 0.05 0.00 0.00 0.00 0.00 16:30:00 ens3 10.70 7.03 134.89 1.98 0.00 0.00 0.00 0.00 16:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:40:00 lo 0.30 0.30 0.04 0.04 0.00 0.00 0.00 0.00 16:40:00 ens3 0.83 0.73 0.78 0.15 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 16:50:00 lo 0.29 0.29 0.05 0.05 0.00 0.00 0.00 0.00 16:50:00 ens3 0.87 0.72 0.78 0.16 0.00 0.00 0.00 0.00 16:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:00:00 lo 0.30 0.30 0.05 0.05 0.00 0.00 0.00 0.00 17:00:00 ens3 0.73 0.70 0.74 0.13 0.00 0.00 0.00 0.00 17:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.33 0.33 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 3.21 2.25 33.31 0.59 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-482310) 03/15/26 _x86_64_ (2 CPU) 16:18:38 LINUX RESTART (2 CPU) 16:20:23 CPU %user %nice %system %iowait %steal %idle 16:30:00 all 2.86 0.00 0.64 0.73 0.04 95.73 16:30:00 0 1.70 0.00 0.65 1.00 0.04 96.62 16:30:00 1 4.03 0.00 0.63 0.46 0.04 94.84 16:40:00 all 0.48 0.00 0.06 0.04 0.03 99.38 16:40:00 0 0.37 0.00 0.07 0.06 0.03 99.47 16:40:00 1 0.60 0.00 0.05 0.01 0.04 99.30 16:50:00 all 0.57 0.00 0.05 0.02 0.03 99.34 16:50:00 0 0.85 0.00 0.05 0.02 0.03 99.04 16:50:00 1 0.28 0.00 0.04 0.01 0.04 99.63 17:00:00 all 0.24 0.00 0.05 0.02 0.03 99.65 17:00:00 0 0.19 0.00 0.04 0.01 0.03 99.73 17:00:00 1 0.29 0.00 0.05 0.04 0.04 99.58 Average: all 1.02 0.00 0.19 0.20 0.03 98.55 Average: 0 0.77 0.00 0.20 0.27 0.03 98.74 Average: 1 1.27 0.00 0.19 0.13 0.04 98.37