---> uname -a: Linux prd-ubuntu2204-builder-2c-1g-42112 5.15.0-186-generic #196-Ubuntu SMP Sat Jun 20 16:09:34 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: 5600.00 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 12G 28G 30% / 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 589 3734 4 3614 7036 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:26:63:0b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.171/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81915sec preferred_lft 81915sec inet6 fe80::f816:3eff:fe26:630b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 06:bd:47:1e:f3:61 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::4bd:47ff:fe1e:f361/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-186-generic (prd-ubuntu2204-builder-2c-1g-42112) 08/28/26 _x86_64_ (2 CPU) 15:55:55 LINUX RESTART (2 CPU) 16:00:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:10:04 17.94 0.24 4.05 13.66 28.12 792.61 107083.87 16:20:00 1.13 0.01 1.12 0.00 0.05 13.84 0.00 16:30:00 1.10 0.00 1.10 0.00 0.13 13.07 0.00 16:40:04 1.16 0.00 1.16 0.00 0.00 13.76 0.00 16:50:01 1.42 0.00 1.42 0.00 0.00 16.20 0.00 17:00:04 1.39 0.00 1.39 0.00 0.00 16.22 0.00 17:10:20 15.48 1.78 13.00 0.70 306.80 1697.45 1387.68 Average: 5.70 0.30 3.36 2.05 48.81 370.99 15444.76 16:00:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:10:04 4437632 7236472 526884 6.48 102080 2853700 1085668 11.83 428736 2951624 240 16:20:00 4439396 7238528 524808 6.46 102364 2853708 1085732 11.83 429020 2952036 120 16:30:00 4439512 7239112 524248 6.45 102648 2853888 1085732 11.83 429308 2952112 240 16:40:04 4439320 7239280 524160 6.45 102992 2853892 1085732 11.83 429652 2951056 304 16:50:01 4438816 7239376 524068 6.45 103460 2854028 1085796 11.83 430112 2952160 124 17:00:04 4437584 7238808 524600 6.45 103968 2854168 1085844 11.83 430624 2951636 248 17:10:20 3874496 7256488 496388 6.11 116892 3394276 1118204 12.18 604268 3322180 24728 Average: 4358108 7241152 520737 6.41 104915 2931094 1090387 11.88 454531 3004686 3715 16:00:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:10:04 lo 0.35 0.35 0.03 0.03 0.00 0.00 0.00 0.00 16:10:04 ens3 23.21 11.78 325.92 0.95 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 16:20:00 lo 0.30 0.30 0.03 0.03 0.00 0.00 0.00 0.00 16:20:00 ens3 0.82 0.71 0.86 0.17 0.00 0.00 0.00 0.00 16:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:30:00 lo 0.29 0.29 0.03 0.03 0.00 0.00 0.00 0.00 16:30:00 ens3 0.72 0.65 0.77 0.12 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 16:40:04 lo 0.30 0.30 0.03 0.03 0.00 0.00 0.00 0.00 16:40:04 ens3 0.73 0.66 0.79 0.12 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 16:50:01 lo 0.30 0.30 0.03 0.03 0.00 0.00 0.00 0.00 16:50:01 ens3 0.86 0.70 0.86 0.17 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 0.30 0.30 0.03 0.03 0.00 0.00 0.00 0.00 17:00:04 ens3 1.06 0.74 0.93 0.21 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 17:10:20 lo 0.45 0.45 0.05 0.05 0.00 0.00 0.00 0.00 17:10:20 ens3 9.71 6.07 187.16 1.33 0.00 0.00 0.00 0.00 17:10:20 docker0 0.04 0.04 0.01 0.01 0.00 0.00 0.00 0.00 Average: lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 Average: ens3 5.32 3.06 74.31 0.44 0.00 0.00 0.00 0.00 Average: docker0 0.01 0.01 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-builder-2c-1g-42112) 08/28/26 _x86_64_ (2 CPU) 15:55:55 LINUX RESTART (2 CPU) 16:00:04 CPU %user %nice %system %iowait %steal %idle 16:10:04 all 1.05 0.00 0.26 0.18 0.00 98.50 16:10:04 0 0.84 0.00 0.22 0.11 0.00 98.82 16:10:04 1 1.26 0.00 0.30 0.25 0.00 98.18 16:20:00 all 0.58 0.00 0.06 0.01 0.00 99.34 16:20:00 0 0.61 0.00 0.06 0.01 0.00 99.32 16:20:00 1 0.55 0.00 0.07 0.02 0.00 99.36 16:30:00 all 0.46 0.00 0.05 0.01 0.00 99.47 16:30:00 0 0.54 0.00 0.08 0.02 0.00 99.36 16:30:00 1 0.39 0.00 0.03 0.01 0.00 99.57 16:40:04 all 0.47 0.00 0.05 0.01 0.00 99.46 16:40:04 0 0.53 0.00 0.05 0.02 0.00 99.40 16:40:04 1 0.42 0.00 0.05 0.01 0.00 99.51 16:50:01 all 0.49 0.00 0.05 0.02 0.00 99.44 16:50:01 0 0.35 0.00 0.05 0.03 0.00 99.57 16:50:01 1 0.63 0.00 0.05 0.01 0.00 99.31 17:00:04 all 0.56 0.00 0.06 0.02 0.00 99.37 17:00:04 0 0.63 0.00 0.06 0.01 0.00 99.31 17:00:04 1 0.49 0.00 0.05 0.03 0.00 99.42 17:10:20 all 2.82 0.00 0.45 0.22 0.01 96.51 17:10:20 0 2.07 0.00 0.42 0.23 0.00 97.28 17:10:20 1 3.56 0.00 0.49 0.21 0.01 95.74 Average: all 0.93 0.00 0.14 0.07 0.00 98.86 Average: 0 0.80 0.00 0.13 0.06 0.00 99.00 Average: 1 1.05 0.00 0.15 0.08 0.00 98.72