---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-2474 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 8.0G 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 757 5201 4 2275 7184 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:22:80:6d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.129/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80626sec preferred_lft 80626sec inet6 fe80::f816:3eff:fe22:806d/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-2474) 08/06/26 _x86_64_ (2 CPU) 00:42:16 LINUX RESTART (2 CPU) 00:50:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:07 1.49 0.01 1.46 0.02 0.05 17.67 212.89 01:10:08 1.26 0.00 1.25 0.02 0.00 14.53 0.13 01:20:08 2.18 0.71 1.45 0.02 94.15 73.77 56.25 01:30:08 1.61 0.00 1.57 0.04 1.05 18.68 0.44 01:40:09 1.28 0.00 1.26 0.02 0.00 14.84 0.13 01:50:08 14.54 1.59 12.01 0.93 114.91 2201.34 188.13 02:00:10 13.58 1.40 10.73 1.45 114.53 1314.19 612.39 02:10:10 1.22 0.00 1.20 0.02 0.00 14.44 2.00 Average: 4.65 0.46 3.87 0.31 40.57 458.36 134.24 00:50:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:07 6307556 7553588 267644 3.29 31072 1420700 529132 5.76 436992 1184032 176 01:10:08 6307556 7554120 267108 3.28 31276 1421024 529140 5.76 437108 1184560 188 01:20:08 6244804 7520636 299960 3.69 31748 1449436 722712 7.87 453888 1203128 180 01:30:08 6256532 7533348 287260 3.53 31964 1450204 529416 5.77 448852 1203660 176 01:40:09 6264120 7541592 279008 3.43 32164 1450656 529412 5.77 449016 1204184 180 01:50:08 5429248 7369280 411356 5.06 71976 2039196 667236 7.27 613464 1815844 47552 02:00:10 5181016 7392384 374620 4.61 88596 2282280 660984 7.20 606672 2046420 156 02:10:10 5180764 7392680 374328 4.60 88776 2282652 660984 7.20 606700 2046972 212 Average: 5896450 7482204 320160 3.94 50946 1724518 603627 6.57 506586 1486100 6102 00:50:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:07 ens3 0.93 0.05 0.08 0.01 0.00 0.00 0.00 0.00 01:10:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:08 ens3 0.44 0.05 0.09 0.03 0.00 0.00 0.00 0.00 01:20:08 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 01:20:08 ens3 0.65 0.33 3.31 0.08 0.00 0.00 0.00 0.00 01:30:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:08 ens3 0.55 0.29 0.17 0.60 0.00 0.00 0.00 0.00 01:40:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:09 ens3 0.31 0.07 0.10 0.05 0.00 0.00 0.00 0.00 01:50:08 lo 1.15 1.15 0.06 0.06 0.00 0.00 0.00 0.00 01:50:08 ens3 45.14 27.00 279.20 6.12 0.00 0.00 0.00 0.00 02:00:10 lo 1.15 1.15 0.06 0.06 0.00 0.00 0.00 0.00 02:00:10 ens3 29.97 19.49 39.50 5.23 0.00 0.00 0.00 0.00 02:10:10 lo 0.99 0.99 0.05 0.05 0.00 0.00 0.00 0.00 02:10:10 ens3 0.83 0.22 0.10 0.04 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 9.85 5.93 40.23 1.52 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-2474) 08/06/26 _x86_64_ (2 CPU) 00:42:16 LINUX RESTART (2 CPU) 00:50:05 CPU %user %nice %system %iowait %steal %idle 01:00:07 all 0.29 0.00 0.19 0.01 0.02 99.49 01:00:07 0 0.30 0.00 0.19 0.01 0.02 99.48 01:00:07 1 0.28 0.00 0.19 0.01 0.01 99.50 01:10:08 all 0.28 0.00 0.08 0.01 0.02 99.61 01:10:08 0 0.10 0.00 0.09 0.01 0.02 99.79 01:10:08 1 0.47 0.00 0.08 0.00 0.01 99.44 01:20:08 all 0.39 0.00 0.12 0.03 0.02 99.45 01:20:08 0 0.36 0.00 0.14 0.04 0.02 99.45 01:20:08 1 0.43 0.00 0.10 0.02 0.02 99.44 01:30:08 all 0.28 0.00 0.19 0.01 0.02 99.50 01:30:08 0 0.47 0.00 0.18 0.02 0.02 99.32 01:30:08 1 0.10 0.00 0.19 0.00 0.02 99.69 01:40:09 all 0.25 0.00 0.07 0.01 0.02 99.65 01:40:09 0 0.41 0.00 0.05 0.01 0.01 99.52 01:40:09 1 0.09 0.00 0.10 0.00 0.02 99.78 01:50:08 all 6.48 0.00 1.04 0.31 0.03 92.14 01:50:08 0 6.48 0.00 1.16 0.32 0.04 92.01 01:50:08 1 6.49 0.00 0.91 0.31 0.03 92.26 02:00:10 all 6.23 0.00 1.12 0.90 0.57 91.19 02:00:10 0 5.10 0.00 1.09 0.44 0.89 92.48 02:00:10 1 7.36 0.00 1.16 1.36 0.24 89.88 02:10:10 all 0.42 0.00 0.15 0.01 0.27 99.16 02:10:10 0 0.39 0.00 0.16 0.00 0.10 99.35 02:10:10 1 0.45 0.00 0.13 0.01 0.45 98.97 Average: all 1.83 0.00 0.37 0.16 0.12 97.52 Average: 0 1.70 0.00 0.38 0.11 0.14 97.67 Average: 1 1.96 0.00 0.36 0.22 0.10 97.37