---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-41852 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: 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: 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 7.9G 30G 21% / 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 793 5162 4 2280 7148 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:1b:31:d0 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.189/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80898sec preferred_lft 80898sec inet6 fe80::f816:3eff:fe1b:31d0/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-41852) 08/28/26 _x86_64_ (2 CPU) 01:00:04 LINUX RESTART (2 CPU) 01:10:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:02 1.27 0.01 1.25 0.01 0.07 15.00 0.87 01:30:01 1.44 0.03 1.38 0.03 2.15 16.93 611.50 01:40:02 2.17 0.71 1.45 0.01 93.89 74.53 56.14 01:50:02 1.25 0.01 1.24 0.01 1.05 15.05 202.68 02:00:01 1.45 0.00 1.44 0.02 0.00 17.38 812.87 02:10:02 1.34 0.00 1.34 0.00 0.00 15.78 0.00 02:20:02 14.56 1.57 12.05 0.94 113.23 2220.20 217.33 02:30:01 12.10 1.24 9.40 1.46 109.74 1310.93 266.15 Average: 4.45 0.44 3.69 0.31 40.02 460.45 270.48 01:10:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:02 6281440 7519996 300320 3.69 30848 1414676 526072 5.73 390824 1234216 224 01:30:01 6273828 7513572 306744 3.77 31048 1415644 526080 5.73 391480 1234824 136 01:40:02 6236376 7505652 313920 3.86 31504 1444320 749188 8.16 412204 1253648 192 01:50:02 6235652 7505876 313680 3.86 31684 1445084 553568 6.03 408352 1254144 216 02:00:01 6231088 7501828 317720 3.91 31860 1445412 553572 6.03 409224 1254648 152 02:10:02 6231088 7502336 317196 3.90 32052 1445732 553572 6.03 409956 1255152 52 02:20:02 5435800 7365704 413996 5.09 71820 2030576 660092 7.19 552540 1863492 46464 02:30:01 5218604 7425992 340308 4.18 87160 2281324 580780 6.33 514816 2100804 2816 Average: 6017984 7480120 327986 4.03 43497 1615346 587866 6.40 436174 1431366 6282 01:10:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:02 ens3 0.52 0.11 0.12 0.07 0.00 0.00 0.00 0.00 01:30:01 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 01:30:01 ens3 0.48 0.11 0.11 0.06 0.00 0.00 0.00 0.00 01:40:02 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 01:40:02 ens3 1.08 0.63 3.36 0.58 0.00 0.00 0.00 0.00 01:50:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:02 ens3 0.36 0.10 0.11 0.07 0.00 0.00 0.00 0.00 02:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:01 ens3 0.18 0.03 0.03 0.01 0.00 0.00 0.00 0.00 02:10:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:02 ens3 0.18 0.04 0.03 0.01 0.00 0.00 0.00 0.00 02:20:02 lo 1.14 1.14 0.06 0.06 0.00 0.00 0.00 0.00 02:20:02 ens3 34.64 24.21 277.59 5.67 0.00 0.00 0.00 0.00 02:30:01 lo 1.16 1.16 0.07 0.07 0.00 0.00 0.00 0.00 02:30:01 ens3 63.15 45.64 49.11 11.63 0.00 0.00 0.00 0.00 Average: lo 1.04 1.04 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 12.56 8.85 41.31 2.26 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-41852) 08/28/26 _x86_64_ (2 CPU) 01:00:04 LINUX RESTART (2 CPU) 01:10:02 CPU %user %nice %system %iowait %steal %idle 01:20:02 all 0.27 0.00 0.08 0.01 0.00 99.64 01:20:02 0 0.09 0.00 0.08 0.02 0.00 99.80 01:20:02 1 0.44 0.00 0.07 0.00 0.00 99.49 01:30:01 all 0.33 0.00 0.18 0.01 0.00 99.48 01:30:01 0 0.12 0.00 0.19 0.03 0.00 99.67 01:30:01 1 0.54 0.00 0.17 0.00 0.00 99.29 01:40:02 all 0.36 0.00 0.11 0.03 0.00 99.49 01:40:02 0 0.41 0.00 0.07 0.03 0.00 99.49 01:40:02 1 0.32 0.00 0.14 0.04 0.00 99.50 01:50:02 all 0.25 0.00 0.07 0.01 0.00 99.67 01:50:02 0 0.46 0.00 0.04 0.02 0.00 99.48 01:50:02 1 0.05 0.00 0.09 0.00 0.00 99.86 02:00:01 all 0.28 0.00 0.19 0.01 0.00 99.52 02:00:01 0 0.44 0.00 0.17 0.02 0.00 99.37 02:00:01 1 0.12 0.00 0.21 0.00 0.00 99.67 02:10:02 all 0.23 0.00 0.07 0.01 0.00 99.68 02:10:02 0 0.17 0.00 0.08 0.00 0.00 99.74 02:10:02 1 0.30 0.00 0.06 0.02 0.00 99.61 02:20:02 all 6.18 0.00 1.04 0.42 0.01 92.35 02:20:02 0 2.00 0.00 0.72 0.19 0.00 97.08 02:20:02 1 10.38 0.00 1.37 0.66 0.01 87.59 02:30:01 all 10.86 0.00 1.72 0.32 0.01 87.09 02:30:01 0 12.84 0.00 1.78 0.41 0.01 84.95 02:30:01 1 8.88 0.00 1.66 0.22 0.01 89.22 Average: all 2.34 0.00 0.43 0.10 0.00 97.12 Average: 0 2.06 0.00 0.39 0.09 0.00 97.45 Average: 1 2.62 0.00 0.47 0.12 0.00 96.78