---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-37177 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: 5599.94 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 758 5150 4 2333 7183 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:36:8a:54 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.137/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81198sec preferred_lft 81198sec inet6 fe80::f816:3eff:fe36:8a54/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-37177) 08/13/26 _x86_64_ (2 CPU) 01:05:13 LINUX RESTART (2 CPU) 01:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:02 1.31 0.03 1.28 0.00 1.25 15.87 2.30 01:30:02 1.44 0.01 1.40 0.03 0.05 17.78 233.99 01:40:01 1.17 0.00 1.16 0.02 0.00 14.26 18.52 01:50:02 2.17 0.71 1.43 0.03 94.98 74.63 79.09 02:00:01 15.26 1.59 12.73 0.95 115.03 2016.14 411.27 02:10:00 26.22 14.75 10.00 1.46 258.32 1471.92 782.03 02:20:00 15.51 0.00 1.36 14.14 0.15 16.84 106420.26 02:30:11 1.56 0.00 1.53 0.03 0.00 19.56 5.19 Average: 8.06 2.13 3.85 2.08 58.57 454.29 13466.37 01:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:02 6290344 7536992 284116 3.49 30980 1421424 521300 5.68 442584 1184068 184 01:30:02 6284824 7532052 289068 3.55 31212 1421756 520444 5.67 445440 1184632 172 01:40:01 6292412 7540176 280940 3.45 31424 1422080 520452 5.67 445404 1185168 124 01:50:02 6247284 7524756 295736 3.64 31924 1450892 520716 5.67 456588 1203852 192 02:00:01 5465856 7404012 376456 4.63 71720 2037680 626688 6.83 587928 1813580 97520 02:10:00 5147792 7408532 350048 4.30 89844 2322736 615124 6.70 580684 2087372 152 02:20:00 5146856 7408160 349996 4.30 89972 2323168 662748 7.22 586708 2087904 192 02:30:11 5194636 7457160 301188 3.70 90112 2324232 545148 5.94 539280 2089112 876 Average: 5758750 7476480 315944 3.88 58398 1840496 566578 6.17 510577 1604461 12426 01:10:01 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 1.18 0.09 1.09 0.07 0.00 0.00 0.00 0.00 01:30:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:02 ens3 0.65 0.13 0.18 0.11 0.00 0.00 0.00 0.00 01:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:01 ens3 0.49 0.07 0.09 0.03 0.00 0.00 0.00 0.00 01:50:02 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 01:50:02 ens3 0.91 0.58 3.31 0.70 0.00 0.00 0.00 0.00 02:00:01 lo 1.15 1.15 0.06 0.06 0.00 0.00 0.00 0.00 02:00:01 ens3 39.65 24.46 278.75 5.83 0.00 0.00 0.00 0.00 02:10:00 lo 1.14 1.14 0.06 0.06 0.00 0.00 0.00 0.00 02:10:00 ens3 29.74 20.64 39.79 5.31 0.00 0.00 0.00 0.00 02:20:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:00 ens3 0.67 0.25 0.12 0.06 0.00 0.00 0.00 0.00 02:30:11 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:11 ens3 1.73 1.02 0.60 0.15 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 9.35 5.89 40.33 1.53 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-37177) 08/13/26 _x86_64_ (2 CPU) 01:05:13 LINUX RESTART (2 CPU) 01:10:01 CPU %user %nice %system %iowait %steal %idle 01:20:02 all 0.26 0.00 0.08 0.01 0.03 99.62 01:20:02 0 0.43 0.00 0.07 0.00 0.02 99.48 01:20:02 1 0.09 0.00 0.09 0.02 0.03 99.76 01:30:02 all 0.33 0.00 0.18 0.01 0.03 99.45 01:30:02 0 0.28 0.00 0.19 0.00 0.03 99.50 01:30:02 1 0.37 0.00 0.17 0.02 0.03 99.41 01:40:01 all 0.25 0.00 0.08 0.01 0.03 99.63 01:40:01 0 0.05 0.00 0.11 0.00 0.03 99.81 01:40:01 1 0.46 0.00 0.05 0.02 0.03 99.45 01:50:02 all 0.38 0.00 0.11 0.03 0.03 99.45 01:50:02 0 0.45 0.00 0.12 0.03 0.03 99.36 01:50:02 1 0.31 0.00 0.09 0.03 0.02 99.54 02:00:01 all 6.32 0.00 1.02 0.33 0.04 92.29 02:00:01 0 1.89 0.00 0.64 0.19 0.03 97.26 02:00:01 1 10.76 0.00 1.40 0.48 0.05 87.31 02:10:00 all 6.10 0.18 1.07 0.31 0.06 92.29 02:10:00 0 6.58 0.00 0.98 0.11 0.05 92.28 02:10:00 1 5.61 0.36 1.16 0.51 0.06 92.29 02:20:00 all 0.45 0.00 0.18 0.65 0.09 98.63 02:20:00 0 0.41 0.00 0.19 1.26 0.13 98.01 02:20:00 1 0.49 0.00 0.16 0.05 0.05 99.25 02:30:11 all 0.48 0.00 0.28 0.03 0.06 99.15 02:30:11 0 0.53 0.00 0.25 0.05 0.05 99.11 02:30:11 1 0.42 0.00 0.30 0.01 0.07 99.19 Average: all 1.81 0.02 0.37 0.17 0.04 97.57 Average: 0 1.32 0.00 0.32 0.20 0.05 98.11 Average: 1 2.31 0.04 0.43 0.14 0.04 97.04