---> uname -a: Linux prd-ubuntu2204-builder-2c-1g-41992 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 580 3910 4 3446 7045 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:af:c5:7a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.19/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82295sec preferred_lft 82295sec inet6 fe80::f816:3eff:feaf:c57a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 62:d5:ce:24:99:fd 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::60d5:ceff:fe24:99fd/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-41992) 08/28/26 _x86_64_ (2 CPU) 08:39:28 LINUX RESTART (2 CPU) 08:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:50:01 52.62 3.72 35.17 13.73 408.35 3048.31 105246.99 09:00:04 1.22 0.01 1.21 0.00 0.13 14.73 0.00 09:10:04 1.05 0.00 1.05 0.00 0.00 12.89 0.00 09:20:01 1.16 0.00 1.15 0.00 0.01 13.77 0.00 09:30:04 1.13 0.00 1.13 0.00 0.00 13.75 0.00 09:40:04 1.17 0.00 1.17 0.00 0.00 14.20 0.00 Average: 9.71 0.62 6.81 2.29 68.01 519.03 17521.16 08:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:50:01 4628540 7263940 503368 6.19 98368 2696436 1074888 11.71 410280 2801364 244 09:00:04 4628540 7264384 502952 6.19 98768 2696472 1082208 11.79 410684 2800856 212 09:10:04 4628316 7264544 502800 6.19 99016 2696612 1082208 11.79 410932 2801012 208 09:20:01 4628316 7264852 502472 6.18 99312 2696620 1082272 11.79 411224 2801084 156 09:30:04 4628316 7265216 502080 6.18 99544 2696756 1082272 11.79 411452 2801244 252 09:40:04 4628316 7265500 501768 6.17 99816 2696768 1082272 11.79 411724 2801284 224 Average: 4628391 7264739 502573 6.18 99137 2696611 1081020 11.78 411049 2801141 216 08:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:50:01 lo 0.43 0.43 0.04 0.04 0.00 0.00 0.00 0.00 08:50:01 ens3 40.54 30.58 290.68 7.44 0.00 0.00 0.00 0.00 08:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:04 lo 0.30 0.30 0.03 0.03 0.00 0.00 0.00 0.00 09:00:04 ens3 0.72 0.70 0.79 0.12 0.00 0.00 0.00 0.00 09:00:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:04 lo 0.30 0.30 0.03 0.03 0.00 0.00 0.00 0.00 09:10:04 ens3 0.70 0.69 0.79 0.12 0.00 0.00 0.00 0.00 09:10:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:01 lo 0.30 0.30 0.03 0.03 0.00 0.00 0.00 0.00 09:20:01 ens3 0.91 0.76 0.89 0.19 0.00 0.00 0.00 0.00 09:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:04 lo 0.29 0.29 0.03 0.03 0.00 0.00 0.00 0.00 09:30:04 ens3 0.70 0.63 0.76 0.11 0.00 0.00 0.00 0.00 09:30:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:04 lo 0.30 0.30 0.03 0.03 0.00 0.00 0.00 0.00 09:40:04 ens3 0.77 0.70 0.83 0.14 0.00 0.00 0.00 0.00 09:40:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.32 0.32 0.03 0.03 0.00 0.00 0.00 0.00 Average: ens3 7.38 5.67 49.07 1.35 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 5.15.0-186-generic (prd-ubuntu2204-builder-2c-1g-41992) 08/28/26 _x86_64_ (2 CPU) 08:39:28 LINUX RESTART (2 CPU) 08:40:01 CPU %user %nice %system %iowait %steal %idle 08:50:01 all 7.63 0.00 1.01 0.65 0.02 90.70 08:50:01 0 6.60 0.00 1.06 0.52 0.02 91.81 08:50:01 1 8.65 0.00 0.97 0.77 0.02 89.59 09:00:04 all 0.49 0.00 0.07 0.02 0.02 99.40 09:00:04 0 0.78 0.00 0.06 0.03 0.02 99.11 09:00:04 1 0.20 0.00 0.07 0.02 0.02 99.69 09:10:04 all 0.58 0.00 0.07 0.01 0.02 99.32 09:10:04 0 0.93 0.00 0.06 0.02 0.02 98.97 09:10:04 1 0.22 0.00 0.07 0.01 0.03 99.68 09:20:01 all 0.40 0.00 0.07 0.02 0.03 99.49 09:20:01 0 0.50 0.00 0.08 0.01 0.04 99.38 09:20:01 1 0.30 0.00 0.05 0.02 0.02 99.60 09:30:04 all 0.42 0.00 0.06 0.01 0.03 99.48 09:30:04 0 0.37 0.00 0.06 0.00 0.03 99.52 09:30:04 1 0.47 0.00 0.06 0.01 0.03 99.43 09:40:04 all 0.37 0.00 0.06 0.01 0.03 99.53 09:40:04 0 0.43 0.00 0.06 0.01 0.03 99.47 09:40:04 1 0.32 0.00 0.06 0.02 0.03 99.58 Average: all 1.65 0.00 0.22 0.12 0.03 97.99 Average: 0 1.60 0.00 0.23 0.10 0.03 98.05 Average: 1 1.70 0.00 0.21 0.14 0.02 97.93