---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-63482 6.8.0-146-generic #146-Ubuntu SMP PREEMPT_DYNAMIC Thu Sep 3 16:12:30 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 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 8.3G 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 851 4847 4 2550 7090 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:89:50:77 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.206/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78970sec preferred_lft 78970sec inet6 fe80::f816:3eff:fe89:5077/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-146-generic (prd-ubuntu2404-robot-2c-8g-63482) 10/11/26 _x86_64_ (2 CPU) 00:03:26 LINUX RESTART (2 CPU) 00:10:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:00 2.12 0.33 1.77 0.02 43.84 109.67 221.87 00:30:16 15.03 0.02 1.84 13.18 1.75 22.62 106223.09 00:40:16 20.17 1.61 16.73 1.82 116.25 2764.08 1024.65 00:50:01 8.65 1.19 6.80 0.66 104.34 993.48 706.02 01:00:16 1.88 0.00 1.84 0.04 0.00 29.28 0.42 01:10:10 1.78 0.00 1.77 0.01 0.00 132.96 0.12 01:20:00 1.59 0.00 1.59 0.00 0.00 21.22 0.00 01:30:16 15.66 13.08 2.51 0.07 145.81 51.61 10.26 01:40:16 1.56 0.00 1.56 0.00 0.00 23.51 395.95 01:50:00 1.64 0.01 1.63 0.00 0.21 60.60 0.00 02:00:16 1.96 0.00 1.94 0.03 0.00 29.08 0.45 Average: 6.59 1.50 3.62 1.47 37.48 382.44 10117.08 00:10:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:00 6079244 7426480 386696 4.75 59960 1487864 877052 9.55 552176 1257532 148 00:30:16 6089008 7437544 375388 4.62 60204 1488860 881240 9.60 554148 1258184 140 00:40:16 5095804 7263592 501136 6.16 107288 2219852 981848 10.69 685380 2018048 111848 00:50:01 4938536 7251876 507004 6.23 114020 2353824 1018264 11.09 730644 2131880 276 01:00:16 4934248 7250092 508648 6.25 114196 2356148 1026884 11.18 731424 2134388 304 01:10:10 4892924 7243364 515192 6.33 114372 2390364 1046276 11.40 750032 2168660 572 01:20:00 4891424 7242616 515932 6.34 114492 2390996 1046348 11.40 750328 2169400 148 01:30:16 4823668 7235032 518624 6.38 117764 2435688 1046476 11.40 750800 2216764 132 01:40:16 4784476 7197476 556196 6.84 117892 2437176 1072928 11.69 769640 2218248 164 01:50:00 4698980 7124844 628812 7.73 117988 2449592 1034956 11.27 739136 2230752 200 02:00:16 4788312 7216388 537232 6.61 118112 2451560 1034988 11.27 739324 2232860 128 Average: 5092420 7262664 504624 6.21 105117 2223811 1006115 10.96 704821 2003338 10369 00:10:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:00 lo 1.14 1.14 0.06 0.06 0.00 0.00 0.00 0.00 00:20:00 ens3 0.98 0.40 3.56 0.06 0.00 0.00 0.00 0.00 00:30:16 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 00:30:16 ens3 0.54 0.12 0.10 0.05 0.00 0.00 0.00 0.00 00:40:16 lo 1.34 1.34 0.08 0.08 0.00 0.00 0.00 0.00 00:40:16 ens3 61.62 41.98 346.60 8.18 0.00 0.00 0.00 0.00 00:50:01 lo 1.16 1.16 0.06 0.06 0.00 0.00 0.00 0.00 00:50:01 ens3 38.29 31.10 311.17 6.09 0.00 0.00 0.00 0.00 01:00:16 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 01:00:16 ens3 9.41 8.21 60.05 1.11 0.00 0.00 0.00 0.00 01:10:10 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 01:10:10 ens3 4.56 2.21 37.43 0.37 0.00 0.00 0.00 0.00 01:20:00 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 01:20:00 ens3 4.22 1.84 0.59 0.33 0.00 0.00 0.00 0.00 01:30:16 lo 1.09 1.09 0.06 0.06 0.00 0.00 0.00 0.00 01:30:16 ens3 4.62 1.80 5.36 0.30 0.00 0.00 0.00 0.00 01:40:16 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 01:40:16 ens3 11.25 9.37 120.37 1.04 0.00 0.00 0.00 0.00 01:50:00 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 01:50:00 ens3 15.33 13.72 134.73 1.87 0.00 0.00 0.00 0.00 02:00:16 lo 1.09 1.09 0.06 0.06 0.00 0.00 0.00 0.00 02:00:16 ens3 12.89 12.13 217.38 1.08 0.00 0.00 0.00 0.00 Average: lo 1.13 1.13 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 14.79 11.10 111.96 1.85 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-146-generic (prd-ubuntu2404-robot-2c-8g-63482) 10/11/26 _x86_64_ (2 CPU) 00:03:26 LINUX RESTART (2 CPU) 00:10:10 CPU %user %nice %system %iowait %steal %idle 00:20:00 all 0.45 0.00 0.16 0.03 0.00 99.36 00:20:00 0 0.22 0.00 0.14 0.03 0.00 99.61 00:20:00 1 0.69 0.00 0.18 0.03 0.00 99.10 00:30:16 all 0.33 0.00 0.20 0.04 0.00 99.42 00:30:16 0 0.47 0.00 0.19 0.07 0.00 99.27 00:30:16 1 0.19 0.00 0.21 0.01 0.00 99.58 00:40:16 all 9.46 0.00 1.48 0.50 0.01 88.55 00:40:16 0 9.21 0.00 1.42 0.49 0.01 88.86 00:40:16 1 9.71 0.00 1.53 0.51 0.01 88.24 00:50:01 all 3.70 0.00 0.86 0.11 0.01 95.31 00:50:01 0 4.82 0.00 1.07 0.12 0.02 93.97 00:50:01 1 2.59 0.00 0.65 0.10 0.01 96.65 01:00:16 all 0.95 0.00 0.34 0.01 0.01 98.70 01:00:16 0 1.22 0.00 0.41 0.02 0.01 98.34 01:00:16 1 0.67 0.00 0.27 0.00 0.01 99.05 01:10:10 all 0.60 0.00 0.14 0.01 0.01 99.24 01:10:10 0 0.63 0.00 0.11 0.02 0.01 99.22 01:10:10 1 0.55 0.00 0.17 0.01 0.01 99.25 01:20:00 all 0.53 0.00 0.17 0.01 0.01 99.29 01:20:00 0 0.58 0.00 0.11 0.01 0.01 99.29 01:20:00 1 0.47 0.00 0.23 0.00 0.01 99.29 01:30:16 all 0.56 0.15 0.33 0.18 0.01 98.76 01:30:16 0 0.60 0.02 0.31 0.02 0.01 99.03 01:30:16 1 0.53 0.28 0.35 0.34 0.01 98.49 01:40:16 all 0.79 0.00 0.27 0.01 0.01 98.92 01:40:16 0 0.61 0.00 0.16 0.02 0.01 99.20 01:40:16 1 0.97 0.00 0.37 0.01 0.01 98.64 01:50:00 all 1.70 0.00 0.35 0.01 0.01 97.94 01:50:00 0 1.85 0.00 0.33 0.01 0.01 97.81 01:50:00 1 1.55 0.00 0.36 0.02 0.01 98.07 02:00:16 all 0.84 0.00 0.40 0.01 0.00 98.75 02:00:16 0 0.84 0.00 0.28 0.00 0.00 98.87 02:00:16 1 0.83 0.00 0.52 0.02 0.00 98.63 Average: CPU %user %nice %system %iowait %steal %idle Average: all 1.81 0.01 0.43 0.09 0.01 97.65 Average: 0 1.91 0.00 0.41 0.07 0.01 97.59 Average: 1 1.71 0.03 0.44 0.10 0.01 97.71