---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-37387 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 767 5037 4 2438 7174 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:7a:bf:81 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.34/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 72930sec preferred_lft 72930sec inet6 fe80::f816:3eff:fe7a:bf81/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-37387) 08/14/26 _x86_64_ (2 CPU) 00:35:29 LINUX RESTART (2 CPU) 00:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:15 15.83 0.04 1.95 13.84 2.11 125.73 104135.87 01:00:01 1.56 0.01 1.53 0.02 0.05 24.26 0.23 01:10:01 1.30 0.00 1.30 0.00 0.00 17.34 0.03 01:20:03 2.41 0.73 1.66 0.02 95.49 79.30 56.10 01:30:01 1.70 0.00 1.68 0.02 0.00 23.76 5.36 01:40:01 1.44 0.00 1.44 0.00 0.00 17.73 0.00 01:50:13 1.47 0.00 1.47 0.00 0.00 17.80 0.00 02:00:01 1.61 0.00 1.59 0.02 0.00 133.39 0.27 02:10:01 1.33 0.00 1.33 0.00 0.00 16.77 0.00 02:20:03 1.37 0.00 1.37 0.00 0.00 17.58 0.00 02:30:01 1.80 0.00 1.78 0.02 0.00 22.41 0.35 02:40:01 1.38 0.00 1.38 0.00 0.00 22.94 0.03 02:50:13 1.55 0.00 1.53 0.02 0.00 19.65 0.13 03:00:01 1.64 0.00 1.60 0.03 0.00 21.55 0.35 03:10:01 1.40 0.00 1.38 0.02 0.00 18.41 0.15 03:20:13 1.54 0.00 1.52 0.02 0.00 19.76 0.16 03:30:01 1.56 0.00 1.53 0.03 0.00 21.32 0.35 03:40:01 1.51 0.00 1.50 0.02 0.00 19.48 0.13 03:50:13 1.49 0.00 1.46 0.02 0.00 18.93 0.20 04:00:01 16.22 13.78 2.35 0.09 151.86 51.11 82.09 04:10:01 1.45 0.00 1.43 0.02 0.00 30.79 0.33 Average: 2.93 0.68 1.56 0.69 11.76 35.22 5075.38 00:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:15 5219260 7401724 366424 4.51 85896 2256888 646972 7.05 585168 2028620 180 01:00:01 5198160 7382480 385380 4.74 86060 2258576 656656 7.15 586840 2030480 288 01:10:01 5205748 7390972 376888 4.63 86192 2259348 656808 7.15 587088 2031384 320 01:20:03 5181132 7396708 370748 4.56 86612 2289184 656924 7.16 598092 2050892 520 01:30:01 5154104 7370896 396500 4.88 86788 2290208 675604 7.36 616612 2051964 240 01:40:01 5154852 7372416 394984 4.86 86940 2290828 675552 7.36 616844 2052736 304 01:50:13 5154852 7373148 394252 4.85 87072 2291432 676640 7.37 617968 2053472 132 02:00:01 5128068 7380960 386004 4.75 87212 2325480 662940 7.22 603468 2087656 216 02:10:01 5135656 7389316 377644 4.64 87324 2326124 662940 7.22 603460 2088416 316 02:20:03 5135656 7390240 376708 4.63 87452 2326908 662940 7.22 603760 2089200 228 02:30:01 5134916 7390300 376512 4.63 87572 2327560 663028 7.22 603708 2089972 316 02:40:01 5140336 7397996 368732 4.53 87708 2329608 664988 7.24 605580 2092156 280 02:50:13 5139832 7398336 368424 4.53 87852 2330292 665188 7.25 605340 2092984 204 03:00:01 5131800 7391196 375508 4.62 87988 2331020 665252 7.25 605492 2093720 320 03:10:01 5131548 7391784 374976 4.61 88172 2331664 665236 7.25 605620 2094548 164 03:20:13 5130052 7391252 375524 4.62 88340 2332448 665252 7.25 605860 2095500 216 03:30:01 5115488 7377508 389156 4.79 88508 2333088 666380 7.26 606736 2096308 240 03:40:01 5109972 7372800 393760 4.84 88668 2333728 705572 7.69 612804 2097104 244 03:50:13 5109972 7373720 392956 4.83 88812 2334492 666364 7.26 607116 2097888 132 04:00:01 5042376 7362180 395500 4.86 91640 2379412 666364 7.26 607788 2145028 320 04:10:01 4998748 7323200 434388 5.34 91812 2383844 700912 7.63 642656 2149616 388 Average: 5135835 7381863 384332 4.73 87839 2317244 668024 7.28 606095 2081412 265 00:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:15 ens3 5.73 3.97 1.23 0.96 0.00 0.00 0.00 0.00 01:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:01 ens3 12.77 11.48 114.88 1.07 0.00 0.00 0.00 0.00 01:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:01 ens3 4.62 1.28 0.93 0.41 0.00 0.00 0.00 0.00 01:20:03 lo 1.04 1.04 0.05 0.05 0.00 0.00 0.00 0.00 01:20:03 ens3 3.97 2.65 3.95 0.55 0.00 0.00 0.00 0.00 01:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:01 ens3 3.67 2.52 10.59 0.31 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 3.13 1.74 1.32 0.26 0.00 0.00 0.00 0.00 01:50:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:13 ens3 2.40 1.58 0.37 0.24 0.00 0.00 0.00 0.00 02:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:01 ens3 6.09 5.49 45.48 0.74 0.00 0.00 0.00 0.00 02:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:01 ens3 0.20 0.11 0.05 0.02 0.00 0.00 0.00 0.00 02:20:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:03 ens3 0.24 0.12 0.07 0.04 0.00 0.00 0.00 0.00 02:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:01 ens3 0.20 0.11 0.05 0.02 0.00 0.00 0.00 0.00 02:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:01 ens3 8.92 6.35 4.72 5.42 0.00 0.00 0.00 0.00 02:50:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:13 ens3 0.64 0.20 0.22 0.13 0.00 0.00 0.00 0.00 03:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:00:01 ens3 0.35 0.14 0.09 0.05 0.00 0.00 0.00 0.00 03:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:10:01 ens3 0.22 0.11 0.05 0.02 0.00 0.00 0.00 0.00 03:20:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:13 ens3 0.70 0.59 0.18 0.09 0.00 0.00 0.00 0.00 03:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:30:01 ens3 0.80 1.00 0.15 3.37 0.00 0.00 0.00 0.00 03:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:40:01 ens3 0.32 0.17 0.09 0.41 0.00 0.00 0.00 0.00 03:50:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:50:13 ens3 0.21 0.09 0.04 0.02 0.00 0.00 0.00 0.00 04:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:00:01 ens3 0.37 0.16 0.12 0.07 0.00 0.00 0.00 0.00 04:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:10:01 ens3 23.60 22.86 224.95 2.33 0.00 0.00 0.00 0.00 Average: lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 3.76 2.97 19.33 0.78 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-37387) 08/14/26 _x86_64_ (2 CPU) 00:35:29 LINUX RESTART (2 CPU) 00:40:01 CPU %user %nice %system %iowait %steal %idle 00:50:15 all 0.79 0.00 0.21 0.06 0.06 98.89 00:50:15 0 0.40 0.00 0.24 0.06 0.08 99.22 00:50:15 1 1.17 0.00 0.18 0.05 0.04 98.56 01:00:01 all 0.85 0.00 0.33 0.02 0.07 98.73 01:00:01 0 0.84 0.00 0.36 0.02 0.06 98.71 01:00:01 1 0.86 0.00 0.30 0.01 0.07 98.75 01:10:01 all 0.48 0.00 0.15 0.05 0.07 99.26 01:10:01 0 0.48 0.00 0.16 0.08 0.08 99.20 01:10:01 1 0.47 0.00 0.14 0.02 0.05 99.31 01:20:03 all 0.78 0.00 0.23 0.03 0.06 98.91 01:20:03 0 1.03 0.00 0.26 0.03 0.07 98.61 01:20:03 1 0.53 0.00 0.19 0.03 0.05 99.21 01:30:01 all 0.82 0.00 0.30 0.01 0.06 98.81 01:30:01 0 1.04 0.00 0.34 0.01 0.06 98.56 01:30:01 1 0.60 0.00 0.26 0.01 0.06 99.07 01:40:01 all 0.62 0.00 0.14 0.01 0.06 99.17 01:40:01 0 0.61 0.00 0.12 0.01 0.05 99.21 01:40:01 1 0.62 0.00 0.16 0.01 0.07 99.14 01:50:13 all 0.89 0.00 0.21 0.01 0.07 98.82 01:50:13 0 1.25 0.00 0.27 0.01 0.08 98.40 01:50:13 1 0.54 0.00 0.16 0.01 0.07 99.22 02:00:01 all 1.54 0.00 0.44 0.01 0.06 97.94 02:00:01 0 2.60 0.00 0.63 0.00 0.09 96.68 02:00:01 1 0.57 0.00 0.27 0.03 0.04 99.08 02:10:01 all 0.44 0.00 0.14 0.01 0.09 99.32 02:10:01 0 0.47 0.00 0.14 0.00 0.07 99.32 02:10:01 1 0.42 0.00 0.14 0.01 0.11 99.32 02:20:03 all 0.45 0.00 0.14 2.98 0.06 96.36 02:20:03 0 0.49 0.00 0.08 0.01 0.03 99.39 02:20:03 1 0.40 0.00 0.21 5.97 0.09 93.33 02:30:01 all 0.49 0.00 0.25 0.08 0.06 99.12 02:30:01 0 0.49 0.00 0.24 0.10 0.06 99.11 02:30:01 1 0.50 0.00 0.25 0.06 0.06 99.14 02:30:01 CPU %user %nice %system %iowait %steal %idle 02:40:01 all 1.06 0.00 0.21 0.01 0.06 98.66 02:40:01 0 0.64 0.00 0.17 0.02 0.05 99.12 02:40:01 1 1.49 0.00 0.25 0.00 0.06 98.20 02:50:13 all 0.50 0.00 0.17 0.02 0.06 99.25 02:50:13 0 0.49 0.00 0.17 0.04 0.06 99.23 02:50:13 1 0.51 0.00 0.16 0.00 0.06 99.26 03:00:01 all 0.51 0.00 0.25 0.01 0.06 99.17 03:00:01 0 0.48 0.00 0.28 0.01 0.07 99.16 03:00:01 1 0.54 0.00 0.22 0.01 0.04 99.19 03:10:01 all 0.50 0.00 0.16 0.01 0.06 99.28 03:10:01 0 0.52 0.00 0.14 0.01 0.05 99.29 03:10:01 1 0.48 0.00 0.18 0.01 0.06 99.27 03:20:13 all 0.55 0.00 0.17 0.01 0.06 99.22 03:20:13 0 0.61 0.00 0.17 0.01 0.07 99.14 03:20:13 1 0.48 0.00 0.16 0.01 0.05 99.29 03:30:01 all 0.28 0.00 0.23 0.01 0.06 99.42 03:30:01 0 0.29 0.00 0.23 0.01 0.06 99.42 03:30:01 1 0.28 0.00 0.23 0.01 0.05 99.42 03:40:01 all 0.45 0.00 0.15 0.01 0.06 99.34 03:40:01 0 0.41 0.00 0.19 0.01 0.09 99.30 03:40:01 1 0.48 0.00 0.10 0.01 0.03 99.38 03:50:13 all 0.44 0.00 0.13 0.01 0.06 99.36 03:50:13 0 0.38 0.00 0.18 0.02 0.09 99.34 03:50:13 1 0.49 0.00 0.09 0.00 0.04 99.38 04:00:01 all 0.45 0.19 0.30 0.16 0.06 98.85 04:00:01 0 0.46 0.00 0.22 0.04 0.04 99.23 04:00:01 1 0.43 0.37 0.37 0.29 0.08 98.46 04:10:01 all 1.76 0.00 0.38 0.01 0.07 97.78 04:10:01 0 1.14 0.00 0.45 0.01 0.09 98.32 04:10:01 1 2.39 0.00 0.31 0.01 0.06 97.23 Average: all 0.69 0.01 0.22 0.17 0.06 98.84 Average: 0 0.71 0.00 0.24 0.02 0.07 98.96 Average: 1 0.68 0.02 0.21 0.31 0.06 98.72