---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-2471 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 742 5125 4 2366 7198 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:f2:04:75 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.124/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80818sec preferred_lft 80818sec inet6 fe80::f816:3eff:fef2:475/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-2471) 08/06/26 _x86_64_ (2 CPU) 00:42:20 LINUX RESTART (2 CPU) 00:50:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:03 2.44 0.72 1.69 0.02 95.24 77.32 263.51 01:10:09 1.23 0.00 1.23 0.00 0.00 14.30 0.00 01:20:09 1.24 0.00 1.24 0.00 0.01 14.74 0.08 01:30:09 1.49 0.02 1.45 0.02 2.15 18.01 207.30 01:40:09 1.17 0.00 1.17 0.00 0.00 14.29 0.00 01:50:09 28.53 1.58 12.24 14.72 113.22 2157.07 107679.55 02:00:09 14.15 1.41 11.32 1.43 114.89 1373.57 463.37 02:10:09 1.50 0.00 1.49 0.01 0.00 71.94 0.05 Average: 6.46 0.47 3.98 2.02 40.65 467.35 13568.78 00:50:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:03 6273316 7548628 272040 3.35 31372 1449272 519968 5.66 448656 1202156 176 01:10:09 6271552 7547380 273280 3.36 31540 1449616 520112 5.67 448660 1202668 140 01:20:09 6270040 7546496 274144 3.37 31716 1450060 520268 5.67 449528 1203160 136 01:30:09 6246660 7524428 296196 3.64 31904 1451164 520720 5.67 451060 1203764 184 01:40:09 6246660 7524944 295672 3.64 32080 1451496 520788 5.67 451164 1204272 184 01:50:09 5456240 7396660 384016 4.72 71816 2039608 629540 6.86 593124 1815828 57380 02:00:09 5173832 7394868 371876 4.57 88524 2292032 675940 7.36 602100 2055828 188 02:10:09 5167812 7406180 360708 4.44 88664 2309264 639264 6.96 599164 2073028 1108 Average: 5888264 7486198 315992 3.89 50952 1736564 568325 6.19 505432 1495088 7437 00:50:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:03 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 01:00:03 ens3 1.51 0.47 3.30 0.04 0.00 0.00 0.00 0.00 01:10:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:09 ens3 0.43 0.06 0.09 0.03 0.00 0.00 0.00 0.00 01:20:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:09 ens3 0.39 0.10 0.11 0.06 0.00 0.00 0.00 0.00 01:30:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:09 ens3 0.52 0.19 0.18 0.58 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 0.32 0.09 0.10 0.05 0.00 0.00 0.00 0.00 01:50:09 lo 1.15 1.15 0.06 0.06 0.00 0.00 0.00 0.00 01:50:09 ens3 36.33 22.87 277.90 5.80 0.00 0.00 0.00 0.00 02:00:09 lo 1.16 1.16 0.07 0.07 0.00 0.00 0.00 0.00 02:00:09 ens3 58.40 45.59 45.87 8.44 0.00 0.00 0.00 0.00 02:10:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:09 ens3 38.87 37.92 8.55 5.21 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 17.08 13.40 41.99 2.52 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-2471) 08/06/26 _x86_64_ (2 CPU) 00:42:20 LINUX RESTART (2 CPU) 00:50:03 CPU %user %nice %system %iowait %steal %idle 01:00:03 all 0.41 0.00 0.23 0.04 0.03 99.29 01:00:03 0 0.53 0.00 0.19 0.01 0.03 99.23 01:00:03 1 0.28 0.00 0.26 0.07 0.04 99.36 01:10:09 all 0.22 0.00 0.09 0.01 0.03 99.65 01:10:09 0 0.15 0.00 0.09 0.01 0.03 99.72 01:10:09 1 0.30 0.00 0.08 0.01 0.03 99.58 01:20:09 all 0.31 0.00 0.08 0.01 0.03 99.56 01:20:09 0 0.35 0.00 0.08 0.01 0.03 99.53 01:20:09 1 0.26 0.00 0.09 0.02 0.04 99.59 01:30:09 all 0.33 0.00 0.19 0.02 0.03 99.43 01:30:09 0 0.48 0.00 0.18 0.03 0.03 99.28 01:30:09 1 0.18 0.00 0.20 0.00 0.04 99.58 01:40:09 all 0.26 0.00 0.07 0.01 0.03 99.63 01:40:09 0 0.21 0.00 0.07 0.01 0.03 99.68 01:40:09 1 0.31 0.00 0.07 0.02 0.03 99.58 01:50:09 all 6.63 0.00 1.08 0.67 0.05 91.56 01:50:09 0 5.10 0.00 0.98 0.58 0.04 93.30 01:50:09 1 8.17 0.00 1.18 0.77 0.06 89.82 02:00:09 all 9.81 0.00 1.56 0.28 0.09 88.25 02:00:09 0 12.43 0.00 1.78 0.30 0.10 85.39 02:00:09 1 7.24 0.00 1.35 0.27 0.09 91.06 02:10:09 all 5.58 0.00 0.61 0.01 0.10 93.70 02:10:09 0 2.93 0.00 0.53 0.01 0.09 96.44 02:10:09 1 8.27 0.00 0.68 0.02 0.11 90.92 Average: all 2.92 0.00 0.49 0.13 0.05 96.41 Average: 0 2.74 0.00 0.48 0.12 0.05 96.61 Average: 1 3.11 0.00 0.49 0.15 0.05 96.21