---> uname -a: Linux prd-ubuntu2204-builder-4c-4g-14306 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: 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 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 15G 64G 19% / 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 592 6383 3 9012 15054 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:2c:4d:49 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.66/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85074sec preferred_lft 85074sec inet6 fe80::f816:3eff:fe2c:4d49/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-186-generic (prd-ubuntu2204-builder-4c-4g-14306) 08/22/26 _x86_64_ (4 CPU) 05:19:21 LINUX RESTART (4 CPU) 05:20:12 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:30:01 45.45 3.31 40.23 1.91 189.79 15784.06 5541.29 05:40:25 232.93 0.41 223.54 8.98 13.63 15133.87 119278.95 Average: 141.94 1.82 134.57 5.55 99.13 15449.44 64077.21 05:20:12 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:30:01 7821876 13693160 2260820 13.81 194264 5678500 2337892 13.42 1100232 6938280 138216 05:40:25 6523300 15398084 532716 3.25 325196 8316964 809600 4.65 2068668 6987288 72 Average: 7172588 14545622 1396768 8.53 259730 6997732 1573746 9.03 1584450 6962784 69144 05:20:12 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:30:01 lo 0.75 0.75 0.19 0.19 0.00 0.00 0.00 0.00 05:30:01 ens3 172.04 136.74 1711.23 31.35 0.00 0.00 0.00 0.00 05:40:25 lo 12.80 12.80 1.21 1.21 0.00 0.00 0.00 0.00 05:40:25 ens3 110.57 107.96 348.04 422.61 0.00 0.00 0.00 0.00 Average: lo 6.95 6.95 0.71 0.71 0.00 0.00 0.00 0.00 Average: ens3 140.40 121.92 1009.65 232.71 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-builder-4c-4g-14306) 08/22/26 _x86_64_ (4 CPU) 05:19:21 LINUX RESTART (4 CPU) 05:20:12 CPU %user %nice %system %iowait %steal %idle 05:30:01 all 33.13 0.00 2.80 0.35 0.08 63.64 05:30:01 0 29.62 0.00 2.78 0.55 0.07 66.97 05:30:01 1 31.44 0.00 2.50 0.15 0.08 65.83 05:30:01 2 36.47 0.00 3.21 0.30 0.08 59.94 05:30:01 3 35.01 0.00 2.71 0.39 0.07 61.82 05:40:25 all 39.65 0.00 3.55 0.24 0.09 56.46 05:40:25 0 37.11 0.00 3.73 0.19 0.09 58.88 05:40:25 1 44.80 0.00 3.95 0.25 0.09 50.91 05:40:25 2 37.53 0.00 2.90 0.24 0.09 59.23 05:40:25 3 39.18 0.00 3.62 0.27 0.09 56.84 Average: all 36.49 0.00 3.19 0.29 0.08 59.95 Average: 0 33.47 0.00 3.27 0.36 0.08 62.81 Average: 1 38.31 0.00 3.25 0.20 0.09 58.16 Average: 2 37.02 0.00 3.05 0.27 0.08 59.58 Average: 3 37.15 0.00 3.18 0.33 0.08 59.26