---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-13487 5.15.0-181-generic #191-Ubuntu SMP Fri May 22 19:09:02 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): 8 On-line CPU(s) list: 0-7 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): 8 Stepping: 0 BogoMIPS: 5600.00 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: 256 KiB (8 instances) L1i cache: 256 KiB (8 instances) L2 cache: 4 MiB (8 instances) L3 cache: 128 MiB (8 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-7 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: Mitigation; SMT disabled Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp 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: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 3.2G 1.1M 3.2G 1% /run /dev/vda1 155G 25G 131G 16% / tmpfs 16G 0 16G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 3.2G 4.0K 3.2G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 32092 857 13334 3 17900 30763 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 valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:f1:e4:0e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.64/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83550sec preferred_lft 83550sec inet6 fe80::f816:3eff:fef1:e40e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1e:20:3e:b2:b5:3a brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever inet6 fe80::1c20:3eff:feb2:b53a/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-13487) 07/28/26 _x86_64_ (8 CPU) 21:09:24 LINUX RESTART (8 CPU) 21:10:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:20:01 603.32 5.36 582.07 15.89 378.24 45363.31 59300.55 21:30:07 170.78 0.31 164.21 6.26 15.14 29556.02 26377.84 21:40:07 28.42 0.42 25.43 2.56 10.43 3361.23 7527.60 21:50:01 10.14 0.05 9.64 0.46 1.29 1562.67 769.47 Average: 202.53 1.53 194.72 6.28 100.58 19966.52 23466.10 21:10:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:20:01 14598216 27547368 4682924 14.25 517328 11810468 5017032 14.79 3032848 13806316 104980 21:30:07 1841888 21370672 10782856 32.81 598740 18035088 16712960 49.28 4844276 22464412 880 21:40:07 436332 19518284 12513524 38.08 582160 17716280 18862868 55.62 4920384 23763416 12244 21:50:01 352936 19177300 12851060 39.11 581936 17468580 19227300 56.70 4866812 23929484 12120 Average: 4307343 21903406 10207591 31.06 570041 16257604 14955040 44.10 4416080 20990907 32556 21:10:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:20:01 lo 0.72 0.72 0.08 0.08 0.00 0.00 0.00 0.00 21:20:01 ens3 390.76 254.50 2788.62 76.76 0.00 0.00 0.00 0.00 21:20:01 docker0 11.54 17.99 0.71 401.38 0.00 0.00 0.00 0.00 21:20:01 veth6698e04 1.10 3.11 0.08 70.61 0.00 0.00 0.00 0.01 21:30:07 lo 0.57 0.57 0.04 0.04 0.00 0.00 0.00 0.00 21:30:07 ens3 91.57 63.71 1557.71 14.02 0.00 0.00 0.00 0.00 21:30:07 docker0 9.33 20.51 0.56 452.70 0.00 0.00 0.00 0.00 21:30:07 br-8817e129757c 0.31 0.28 0.01 0.02 0.00 0.00 0.00 0.00 21:30:07 veth350f77b 34.96 35.69 11.61 12.24 0.00 0.00 0.00 0.00 21:30:07 veth28c10f3 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 21:30:07 vethfd6a578 0.39 0.39 0.04 0.19 0.00 0.00 0.00 0.00 21:30:07 vetha4e0ac9 0.03 0.13 0.00 0.01 0.00 0.00 0.00 0.00 21:30:07 veth2d52122 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 21:30:07 vethee9694b 30.65 29.74 15.20 8.12 0.00 0.00 0.00 0.00 21:30:07 veth1d6333d 0.39 0.62 0.54 3.97 0.00 0.00 0.00 0.00 21:30:07 vethc9ff68b 1.51 1.23 0.20 1.26 0.00 0.00 0.00 0.00 21:40:07 lo 21.54 21.54 70.87 70.87 0.00 0.00 0.00 0.00 21:40:07 ens3 11.81 10.17 32.22 2.54 0.00 0.00 0.00 0.00 21:40:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:40:07 br-8817e129757c 17.95 20.30 14.44 87.90 0.00 0.00 0.00 0.00 21:40:07 veth350f77b 102.56 111.32 69.45 51.31 0.00 0.00 0.00 0.01 21:40:07 veth28c10f3 0.10 0.10 0.01 0.03 0.00 0.00 0.00 0.00 21:40:07 vethfd6a578 10.80 11.22 56.78 44.59 0.00 0.00 0.00 0.00 21:40:07 vetha4e0ac9 19.21 19.13 220.95 57.19 0.00 0.00 0.00 0.02 21:40:07 veth2d52122 28.81 31.14 14.12 307.12 0.00 0.00 0.00 0.03 21:40:07 vethee9694b 70.20 64.39 86.15 36.40 0.00 0.00 0.00 0.01 21:40:07 vethc9ff68b 48.05 44.28 20.41 35.78 0.00 0.00 0.00 0.00 21:50:01 lo 38.97 38.97 187.06 187.06 0.00 0.00 0.00 0.00 21:50:01 ens3 0.64 0.53 0.18 0.46 0.00 0.00 0.00 0.00 21:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:50:01 br-8817e129757c 23.28 27.71 36.39 151.69 0.00 0.00 0.00 0.00 21:50:01 veth350f77b 65.27 72.07 51.48 24.20 0.00 0.00 0.00 0.00 21:50:01 veth28c10f3 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:50:01 vethfd6a578 8.41 9.65 7.63 38.70 0.00 0.00 0.00 0.00 21:50:01 vetha4e0ac9 10.54 9.34 39.28 7.17 0.00 0.00 0.00 0.00 21:50:01 veth2d52122 28.34 32.69 36.97 189.33 0.00 0.00 0.00 0.02 21:50:01 vethee9694b 45.92 42.52 48.83 26.05 0.00 0.00 0.00 0.00 21:50:01 vethc9ff68b 32.25 28.89 14.12 27.83 0.00 0.00 0.00 0.00 Average: lo 15.39 15.39 64.20 64.20 0.00 0.00 0.00 0.00 Average: ens3 123.23 81.94 1094.26 23.34 0.00 0.00 0.00 0.00 Average: docker0 5.23 9.66 0.32 214.20 0.00 0.00 0.00 0.00 Average: br-8817e129757c 10.35 12.03 12.65 59.67 0.00 0.00 0.00 0.00 Average: veth350f77b 50.75 54.82 33.12 21.96 0.00 0.00 0.00 0.00 Average: veth28c10f3 0.03 0.06 0.00 0.01 0.00 0.00 0.00 0.00 Average: vethfd6a578 4.89 5.30 16.14 20.83 0.00 0.00 0.00 0.00 Average: vetha4e0ac9 7.44 7.14 65.13 16.11 0.00 0.00 0.00 0.01 Average: veth2d52122 14.26 15.94 12.71 123.95 0.00 0.00 0.00 0.01 Average: vethee9694b 36.75 34.22 37.56 17.64 0.00 0.00 0.00 0.00 Average: vethc9ff68b 20.43 18.58 8.67 16.19 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-13487) 07/28/26 _x86_64_ (8 CPU) 21:09:24 LINUX RESTART (8 CPU) 21:10:07 CPU %user %nice %system %iowait %steal %idle 21:20:01 all 32.93 0.00 4.13 5.03 0.09 57.81 21:20:01 0 29.63 0.00 4.18 6.75 0.09 59.35 21:20:01 1 36.64 0.00 4.34 3.97 0.09 54.96 21:20:01 2 33.68 0.00 4.02 3.05 0.09 59.16 21:20:01 3 30.20 0.00 4.33 5.05 0.09 60.34 21:20:01 4 32.93 0.00 3.96 3.98 0.10 59.03 21:20:01 5 32.39 0.00 3.87 3.61 0.09 60.04 21:20:01 6 34.66 0.00 4.42 4.21 0.10 56.61 21:20:01 7 33.33 0.00 3.96 9.61 0.09 53.01 21:30:07 all 12.39 0.03 2.42 1.78 0.06 83.32 21:30:07 0 10.76 0.04 2.45 1.88 0.06 84.81 21:30:07 1 14.31 0.03 2.56 1.10 0.07 81.93 21:30:07 2 12.21 0.02 2.52 1.55 0.06 83.64 21:30:07 3 13.08 0.02 2.58 2.02 0.06 82.24 21:30:07 4 11.76 0.02 2.36 2.21 0.06 83.59 21:30:07 5 13.76 0.02 2.43 2.13 0.06 81.61 21:30:07 6 10.93 0.03 2.14 2.10 0.05 84.75 21:30:07 7 12.28 0.04 2.34 1.26 0.06 84.03 21:40:07 all 10.39 0.01 1.86 0.47 0.12 87.16 21:40:07 0 8.63 0.01 1.91 0.76 0.12 88.57 21:40:07 1 11.73 0.01 1.86 0.25 0.10 86.03 21:40:07 2 9.61 0.01 1.91 0.50 0.11 87.86 21:40:07 3 12.26 0.00 2.02 0.42 0.13 85.16 21:40:07 4 10.22 0.01 1.79 0.42 0.11 87.45 21:40:07 5 10.26 0.00 1.92 0.55 0.15 87.12 21:40:07 6 9.25 0.00 1.68 0.49 0.11 88.47 21:40:07 7 11.13 0.01 1.75 0.40 0.10 86.61 21:50:01 all 7.90 0.00 1.91 0.15 0.32 89.71 21:50:01 0 7.36 0.00 2.08 0.01 0.31 90.23 21:50:01 1 10.36 0.00 2.65 0.17 0.37 86.45 21:50:01 2 8.49 0.00 1.91 0.30 0.13 89.17 21:50:01 3 7.15 0.00 1.61 0.06 0.29 90.89 21:50:01 4 7.05 0.00 1.78 0.17 0.27 90.72 21:50:01 5 7.01 0.00 1.60 0.43 0.30 90.66 21:50:01 6 9.41 0.00 2.20 0.03 0.47 87.89 21:50:01 7 6.39 0.00 1.47 0.01 0.45 91.68 Average: all 15.87 0.01 2.58 1.85 0.15 79.54 Average: 0 14.07 0.01 2.65 2.35 0.15 80.77 Average: 1 18.23 0.01 2.85 1.37 0.16 77.39 Average: 2 15.97 0.01 2.59 1.35 0.10 79.99 Average: 3 15.65 0.00 2.63 1.88 0.14 79.69 Average: 4 15.45 0.01 2.47 1.69 0.13 80.24 Average: 5 15.83 0.01 2.45 1.68 0.15 79.88 Average: 6 16.01 0.01 2.60 1.71 0.18 79.50 Average: 7 15.74 0.01 2.38 2.80 0.17 78.89