---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-65063 6.8.0-146-generic #146-Ubuntu SMP PREEMPT_DYNAMIC Thu Sep 3 16:12:30 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 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: Vulnerable: Safe RET, no microcode Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl 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 795M 1.1M 794M 1% /run /dev/vda1 38G 8.4G 30G 23% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda16 881M 117M 703M 15% /boot /dev/vda15 105M 6.2M 99M 6% /boot/efi tmpfs 795M 16K 795M 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7941 925 4704 4 2614 7016 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 noprefixroute valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:f8:c8:49 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.20/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83965sec preferred_lft 83965sec inet6 fe80::f816:3eff:fef8:c849/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-146-generic (prd-ubuntu2404-robot-2c-8g-65063) 10/14/26 _x86_64_ (2 CPU) 08:20:18 LINUX RESTART (2 CPU) 08:30:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:40:00 16.18 0.01 1.64 14.54 0.20 183.54 105620.41 08:50:00 2.23 0.32 1.88 0.03 42.63 204.29 0.93 09:00:00 4.93 0.05 3.85 1.02 1.97 682.81 1690.32 Average: 7.78 0.12 2.46 5.20 14.93 356.88 35770.94 08:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:40:00 4963428 7285200 474204 5.83 113320 2363252 854240 9.30 706904 2151028 376 08:50:00 4884820 7276796 480896 5.91 113668 2432468 1065888 11.61 725960 2210284 2092 09:00:00 4825880 7185356 580324 7.14 115608 2405236 1031452 11.23 801724 2184576 25856 Average: 4891376 7249117 511808 6.29 114199 2400319 983860 10.72 744863 2181963 9441 08:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:40:00 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 08:40:00 ens3 9.67 9.97 19.19 1.56 0.00 0.00 0.00 0.00 08:50:00 lo 1.13 1.13 0.06 0.06 0.00 0.00 0.00 0.00 08:50:00 ens3 65.40 59.57 32.92 5.83 0.00 0.00 0.00 0.00 09:00:00 lo 1.15 1.15 0.06 0.06 0.00 0.00 0.00 0.00 09:00:00 ens3 51.68 40.91 49.19 37.80 0.00 0.00 0.00 0.00 Average: lo 1.13 1.13 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 42.25 36.82 33.77 15.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-146-generic (prd-ubuntu2404-robot-2c-8g-65063) 10/14/26 _x86_64_ (2 CPU) 08:20:18 LINUX RESTART (2 CPU) 08:30:00 CPU %user %nice %system %iowait %steal %idle 08:40:00 all 5.21 0.00 0.62 0.05 0.02 94.10 08:40:00 0 4.97 0.00 0.54 0.08 0.02 94.39 08:40:00 1 5.45 0.00 0.71 0.01 0.02 93.81 08:50:00 all 5.78 0.00 1.15 0.02 0.02 93.03 08:50:00 0 7.42 0.00 1.15 0.04 0.02 91.37 08:50:00 1 4.16 0.00 1.15 0.01 0.02 94.66 09:00:00 all 8.68 0.00 1.26 0.08 0.02 89.95 09:00:00 0 7.75 0.00 1.22 0.12 0.02 90.90 09:00:00 1 9.61 0.00 1.31 0.03 0.02 89.02 Average: all 6.55 0.00 1.01 0.05 0.02 92.36 Average: 0 6.70 0.00 0.97 0.08 0.02 92.23 Average: 1 6.40 0.00 1.05 0.02 0.02 92.50