---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-41080 6.8.0-136-generic #136-Ubuntu SMP PREEMPT_DYNAMIC Wed Jul 1 21:53:05 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 nrip_save 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 8.1G 30G 22% / 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 765 5009 4 2468 7176 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:91:59:31 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.245/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82218sec preferred_lft 82218sec inet6 fe80::f816:3eff:fe91:5931/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-41080) 08/26/26 _x86_64_ (2 CPU) 00:58:44 LINUX RESTART (2 CPU) 01:00:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:10:03 1.43 0.03 1.40 0.00 1.24 16.76 2.31 01:20:03 1.40 0.01 1.38 0.01 0.07 16.41 13.84 01:30:03 1.47 0.00 1.44 0.04 0.00 17.75 236.63 01:40:03 1.32 0.00 1.30 0.02 0.00 15.64 23.07 01:50:03 2.25 0.71 1.52 0.02 94.15 75.60 79.19 02:00:00 15.42 1.48 12.96 0.98 111.54 2329.31 243.96 Average: 3.87 0.37 3.32 0.18 34.43 410.34 99.71 01:00:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:10:03 6312196 7558708 261884 3.22 30928 1422292 524120 5.71 443372 1183940 248 01:20:03 6309432 7556504 264052 3.25 31140 1422624 524400 5.71 446112 1184492 216 01:30:03 6298880 7546508 274088 3.37 31356 1422948 524536 5.71 447068 1185032 200 01:40:03 6302888 7551068 269556 3.31 31580 1423272 524600 5.71 447584 1185580 232 01:50:03 6243748 7521436 298452 3.67 32040 1451920 720140 7.84 464344 1204372 220 02:00:00 5447500 7390596 389496 4.79 71728 2043576 646976 7.05 593340 1818872 46904 Average: 6152441 7520803 292921 3.60 38129 1531105 577462 6.29 473637 1293715 8003 01:00:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:10:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:03 ens3 1.64 0.10 1.27 0.04 0.00 0.00 0.00 0.00 01:20:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:03 ens3 0.79 0.11 0.18 0.09 0.00 0.00 0.00 0.00 01:30:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:03 ens3 0.71 0.07 3.76 0.06 0.00 0.00 0.00 0.00 01:40:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:03 ens3 0.73 0.23 0.60 0.53 0.00 0.00 0.00 0.00 01:50:03 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 01:50:03 ens3 0.98 0.53 3.34 0.07 0.00 0.00 0.00 0.00 02:00:00 lo 1.12 1.12 0.06 0.06 0.00 0.00 0.00 0.00 02:00:00 ens3 39.47 25.74 282.67 5.98 0.00 0.00 0.00 0.00 Average: lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 7.36 4.45 48.44 1.13 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-41080) 08/26/26 _x86_64_ (2 CPU) 00:58:44 LINUX RESTART (2 CPU) 01:00:03 CPU %user %nice %system %iowait %steal %idle 01:10:03 all 0.29 0.00 0.10 0.01 0.02 99.58 01:10:03 0 0.10 0.00 0.10 0.02 0.03 99.76 01:10:03 1 0.49 0.00 0.09 0.01 0.02 99.40 01:20:03 all 0.28 0.00 0.10 0.01 0.02 99.59 01:20:03 0 0.11 0.00 0.10 0.01 0.03 99.75 01:20:03 1 0.45 0.00 0.09 0.01 0.02 99.43 01:30:03 all 0.32 0.00 0.19 0.01 0.02 99.46 01:30:03 0 0.11 0.00 0.21 0.00 0.03 99.66 01:30:03 1 0.53 0.00 0.17 0.02 0.02 99.27 01:40:03 all 0.28 0.00 0.08 0.01 0.02 99.61 01:40:03 0 0.45 0.00 0.06 0.01 0.02 99.47 01:40:03 1 0.10 0.00 0.11 0.01 0.03 99.75 01:50:03 all 0.36 0.00 0.12 0.03 0.02 99.47 01:50:03 0 0.23 0.00 0.14 0.01 0.03 99.60 01:50:03 1 0.49 0.00 0.10 0.05 0.02 99.34 02:00:00 all 6.24 0.00 1.03 0.31 0.03 92.39 02:00:00 0 8.70 0.00 1.22 0.42 0.04 89.62 02:00:00 1 3.78 0.00 0.84 0.21 0.03 95.15 Average: all 1.29 0.00 0.27 0.06 0.02 98.35 Average: 0 1.61 0.00 0.30 0.08 0.03 97.98 Average: 1 0.97 0.00 0.23 0.05 0.02 98.73