---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-3646 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 747 5211 4 2275 7194 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:09:07:5e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.210/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80741sec preferred_lft 80741sec inet6 fe80::f816:3eff:fe09:75e/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-3646) 08/09/26 _x86_64_ (2 CPU) 00:41:02 LINUX RESTART (2 CPU) 00:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:17 1.37 0.01 1.34 0.03 0.05 16.80 208.59 01:10:47 13.96 0.00 1.32 12.64 0.14 15.76 103888.92 01:20:01 1.25 0.00 1.23 0.01 0.01 14.50 20.01 01:30:17 1.42 0.00 1.38 0.03 0.00 17.23 226.20 01:40:42 20.79 1.54 17.97 1.28 112.14 2280.25 245.04 01:50:01 11.51 1.32 9.09 1.10 115.13 1152.13 417.62 02:00:47 1.59 0.00 1.57 0.02 0.00 19.80 0.64 02:10:07 1.20 0.00 1.20 0.00 0.00 14.70 0.00 Average: 6.73 0.36 4.41 1.96 27.99 442.93 13756.78 00:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:17 6244020 7524320 295752 3.64 31392 1454420 528304 5.75 456508 1206544 168 01:10:47 6248340 7529244 290816 3.58 31620 1454792 528532 5.76 456716 1207116 124 01:20:01 6247332 7528728 291348 3.58 31808 1455088 528532 5.76 457340 1207600 236 01:30:17 6245324 7527444 292568 3.60 32040 1455576 528748 5.76 457980 1208184 264 01:40:42 5434172 7379024 400984 4.93 73044 2042940 617204 6.72 573232 1819268 12536 01:50:01 5201420 7410476 356700 4.39 86884 2282360 625296 6.81 586096 2044316 236 02:00:47 5188820 7398416 368468 4.53 87024 2282748 625412 6.81 586092 2044844 184 02:10:07 5187644 7397740 369144 4.54 87176 2283100 625412 6.81 586108 2045348 228 Average: 5749634 7461924 333222 4.10 57624 1838878 575930 6.27 520009 1597902 1747 00:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:17 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:17 ens3 0.64 0.04 0.06 0.01 0.00 0.00 0.00 0.00 01:10:47 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:47 ens3 0.95 0.09 6.09 0.06 0.00 0.00 0.00 0.00 01:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:01 ens3 0.50 0.11 0.14 0.07 0.00 0.00 0.00 0.00 01:30:17 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:17 ens3 0.43 0.16 0.11 0.56 0.00 0.00 0.00 0.00 01:40:42 lo 1.16 1.16 0.06 0.06 0.00 0.00 0.00 0.00 01:40:42 ens3 38.92 24.55 267.61 5.99 0.00 0.00 0.00 0.00 01:50:01 lo 1.13 1.13 0.06 0.06 0.00 0.00 0.00 0.00 01:50:01 ens3 30.55 20.44 42.08 5.29 0.00 0.00 0.00 0.00 02:00:47 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:47 ens3 0.89 0.23 0.14 0.05 0.00 0.00 0.00 0.00 02:10:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:07 ens3 0.64 0.15 3.79 0.03 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 9.13 5.67 40.99 1.49 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-3646) 08/09/26 _x86_64_ (2 CPU) 00:41:02 LINUX RESTART (2 CPU) 00:50:01 CPU %user %nice %system %iowait %steal %idle 01:00:17 all 0.26 0.00 0.17 0.01 0.05 99.51 01:00:17 0 0.44 0.00 0.15 0.01 0.04 99.37 01:00:17 1 0.08 0.00 0.20 0.01 0.06 99.65 01:10:47 all 0.26 0.00 0.10 0.04 0.05 99.55 01:10:47 0 0.33 0.00 0.11 0.07 0.04 99.45 01:10:47 1 0.19 0.00 0.09 0.01 0.05 99.66 01:20:01 all 0.24 0.00 0.09 0.01 0.05 99.61 01:20:01 0 0.39 0.00 0.07 0.02 0.04 99.48 01:20:01 1 0.08 0.00 0.11 0.01 0.06 99.74 01:30:17 all 0.31 0.00 0.18 0.01 0.04 99.45 01:30:17 0 0.30 0.00 0.19 0.01 0.05 99.45 01:30:17 1 0.32 0.00 0.17 0.01 0.04 99.45 01:40:42 all 7.17 0.00 1.07 0.50 0.06 91.20 01:40:42 0 8.87 0.00 1.20 0.63 0.06 89.23 01:40:42 1 5.48 0.00 0.94 0.37 0.05 93.17 01:50:01 all 4.91 0.00 0.95 0.19 0.10 93.85 01:50:01 0 3.56 0.00 0.85 0.27 0.11 95.20 01:50:01 1 6.26 0.00 1.04 0.11 0.09 92.50 02:00:47 all 0.43 0.00 0.23 0.01 0.10 99.23 02:00:47 0 0.39 0.00 0.24 0.01 0.12 99.24 02:00:47 1 0.47 0.00 0.22 0.01 0.07 99.23 02:10:07 all 0.38 0.00 0.12 0.01 0.08 99.40 02:10:07 0 0.27 0.00 0.17 0.01 0.12 99.42 02:10:07 1 0.49 0.00 0.07 0.00 0.04 99.39 Average: all 1.74 0.00 0.36 0.10 0.07 97.73 Average: 0 1.83 0.00 0.37 0.13 0.07 97.59 Average: 1 1.65 0.00 0.35 0.07 0.06 97.88