---> uname -a: Linux prd-ubuntu2204-builder-4c-4g-11123 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): 4 On-line CPU(s) list: 0-3 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): 4 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: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1020K 1.6G 1% /run /dev/vda1 78G 12G 66G 15% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 525 9215 4 6247 15121 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:20:21:f3 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.93/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85397sec preferred_lft 85397sec inet6 fe80::f816:3eff:fe20:21f3/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-186-generic (prd-ubuntu2204-builder-4c-4g-11123) 08/10/26 _x86_64_ (4 CPU) 18:57:34 LINUX RESTART (4 CPU) 19:00:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:10:04 15.02 1.83 12.83 0.35 113.35 10736.09 5950.75 Average: 15.02 1.83 12.83 0.35 113.35 10736.09 5950.75 19:00:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:10:04 8066588 13356892 2601160 15.89 177100 5158252 2601264 14.93 739656 7083480 190596 Average: 8066588 13356892 2601160 15.89 177100 5158252 2601264 14.93 739656 7083480 190596 19:00:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:10:04 lo 0.21 0.21 0.02 0.02 0.00 0.00 0.00 0.00 19:10:04 ens3 192.69 168.03 1021.30 39.80 0.00 0.00 0.00 0.00 Average: lo 0.21 0.21 0.02 0.02 0.00 0.00 0.00 0.00 Average: ens3 192.69 168.03 1021.30 39.80 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-builder-4c-4g-11123) 08/10/26 _x86_64_ (4 CPU) 18:57:34 LINUX RESTART (4 CPU) 19:00:04 CPU %user %nice %system %iowait %steal %idle 19:10:04 all 35.14 0.00 2.20 0.10 0.08 62.48 19:10:04 0 33.22 0.00 1.81 0.12 0.08 64.78 19:10:04 1 35.05 0.00 2.42 0.13 0.08 62.32 19:10:04 2 38.82 0.00 2.51 0.08 0.08 58.50 19:10:04 3 33.48 0.00 2.05 0.08 0.08 64.31 Average: all 35.14 0.00 2.20 0.10 0.08 62.48 Average: 0 33.22 0.00 1.81 0.12 0.08 64.78 Average: 1 35.05 0.00 2.42 0.13 0.08 62.32 Average: 2 38.82 0.00 2.51 0.08 0.08 58.50 Average: 3 33.48 0.00 2.05 0.08 0.08 64.31