---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-736 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 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: 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: 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 17G 139G 11% / 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 785 21037 4 10268 30838 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:b8:fe:30 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.77/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83473sec preferred_lft 83473sec inet6 fe80::f816:3eff:feb8:fe30/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 16:68:87:01:84:d3 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::1468:87ff:fe01:84d3/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-736) 04/12/26 _x86_64_ (8 CPU) 13:35:19 LINUX RESTART (8 CPU) 13:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:50:02 1.74 0.04 1.69 0.01 2.04 20.42 220.26 14:00:02 1.82 0.21 1.60 0.01 1.81 18.90 24.85 14:10:01 1.71 0.17 1.55 0.00 6.22 17.42 0.00 14:20:12 146.33 4.84 135.47 6.01 629.08 27115.86 4240.77 Average: 38.38 1.33 35.52 1.53 161.87 6883.14 1135.39 13:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:50:02 30155492 31781572 606216 1.84 60456 1904696 1515416 4.47 181856 2241740 168 14:00:02 30043464 31670848 716772 2.18 61668 1904736 1516320 4.47 183084 2356592 200 14:10:01 30030988 31661352 725704 2.21 62272 1906604 1519980 4.48 185004 2361176 12 14:20:12 19762424 29519924 2718888 8.27 210852 9555412 9183516 27.08 1206224 11098192 256484 Average: 27498092 31158424 1191895 3.63 98812 3817862 3433808 10.13 439042 4514425 64216 13:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:50:02 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 13:50:02 ens3 0.37 0.27 0.17 0.26 0.00 0.00 0.00 0.00 13:50:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:00:02 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 14:00:02 ens3 12.64 9.40 7.69 11.80 0.00 0.00 0.00 0.00 14:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:10:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 14:10:01 ens3 1.30 0.95 0.78 0.76 0.00 0.00 0.00 0.00 14:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:12 lo 1.39 1.39 0.27 0.27 0.00 0.00 0.00 0.00 14:20:12 ens3 149.95 86.42 3832.67 14.12 0.00 0.00 0.00 0.00 14:20:12 docker0 3.54 6.13 0.35 136.24 0.00 0.00 0.00 0.00 14:20:12 br-c5ac3c6043dc 1.39 2.34 0.10 35.13 0.00 0.00 0.00 0.00 14:20:12 veth6faf59a 14.61 16.79 2.73 2.61 0.00 0.00 0.00 0.00 14:20:12 veth46c65d9 0.06 0.14 0.01 0.10 0.00 0.00 0.00 0.00 14:20:12 vethef01636 0.00 0.09 0.00 0.00 0.00 0.00 0.00 0.00 14:20:12 veth9142805 0.46 0.66 0.08 0.09 0.00 0.00 0.00 0.00 14:20:12 vethf7e63ef 1.30 2.38 0.11 35.13 0.00 0.00 0.00 0.00 14:20:12 veth74bea4e 2.38 1.92 0.26 0.28 0.00 0.00 0.00 0.00 14:20:12 veth9aba756 9.04 9.06 1.58 1.83 0.00 0.00 0.00 0.00 14:20:12 vetha47bd5d 1.39 1.68 0.26 0.19 0.00 0.00 0.00 0.00 14:20:12 veth9b2342a 0.55 0.76 0.08 0.07 0.00 0.00 0.00 0.00 14:20:12 veth592c968 3.54 6.14 0.40 136.24 0.00 0.00 0.00 0.01 Average: lo 0.43 0.43 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 41.55 24.53 973.05 6.77 0.00 0.00 0.00 0.00 Average: docker0 0.90 1.55 0.09 34.51 0.00 0.00 0.00 0.00 Average: br-c5ac3c6043dc 0.35 0.59 0.02 8.90 0.00 0.00 0.00 0.00 Average: veth6faf59a 3.70 4.25 0.69 0.66 0.00 0.00 0.00 0.00 Average: veth46c65d9 0.02 0.04 0.00 0.03 0.00 0.00 0.00 0.00 Average: vethef01636 0.00 0.02 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth9142805 0.12 0.17 0.02 0.02 0.00 0.00 0.00 0.00 Average: vethf7e63ef 0.33 0.60 0.03 8.90 0.00 0.00 0.00 0.00 Average: veth74bea4e 0.60 0.49 0.07 0.07 0.00 0.00 0.00 0.00 Average: veth9aba756 2.29 2.29 0.40 0.46 0.00 0.00 0.00 0.00 Average: vetha47bd5d 0.35 0.43 0.07 0.05 0.00 0.00 0.00 0.00 Average: veth9b2342a 0.14 0.19 0.02 0.02 0.00 0.00 0.00 0.00 Average: veth592c968 0.90 1.56 0.10 34.51 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-736) 04/12/26 _x86_64_ (8 CPU) 13:35:19 LINUX RESTART (8 CPU) 13:40:01 CPU %user %nice %system %iowait %steal %idle 13:50:02 all 0.04 0.00 0.01 0.01 0.01 99.93 13:50:02 0 0.02 0.00 0.01 0.00 0.01 99.96 13:50:02 1 0.03 0.00 0.01 0.00 0.01 99.94 13:50:02 2 0.01 0.00 0.01 0.00 0.00 99.98 13:50:02 3 0.03 0.00 0.02 0.00 0.01 99.94 13:50:02 4 0.17 0.00 0.01 0.00 0.01 99.82 13:50:02 5 0.03 0.00 0.02 0.03 0.01 99.90 13:50:02 6 0.01 0.00 0.01 0.00 0.01 99.97 13:50:02 7 0.04 0.00 0.03 0.00 0.01 99.92 14:00:02 all 0.16 0.00 0.02 0.01 0.01 99.80 14:00:02 0 0.03 0.00 0.02 0.00 0.01 99.94 14:00:02 1 0.42 0.00 0.04 0.00 0.02 99.52 14:00:02 2 0.01 0.00 0.00 0.00 0.01 99.98 14:00:02 3 0.03 0.00 0.03 0.00 0.01 99.93 14:00:02 4 0.59 0.00 0.02 0.00 0.01 99.38 14:00:02 5 0.12 0.00 0.06 0.03 0.01 99.78 14:00:02 6 0.02 0.00 0.01 0.00 0.00 99.97 14:00:02 7 0.04 0.00 0.02 0.01 0.01 99.93 14:10:01 all 0.08 0.00 0.02 0.01 0.01 99.90 14:10:01 0 0.01 0.00 0.00 0.00 0.00 99.98 14:10:01 1 0.08 0.00 0.02 0.00 0.01 99.89 14:10:01 2 0.04 0.00 0.02 0.00 0.00 99.94 14:10:01 3 0.03 0.00 0.02 0.00 0.01 99.95 14:10:01 4 0.36 0.00 0.01 0.00 0.00 99.63 14:10:01 5 0.02 0.00 0.02 0.04 0.01 99.91 14:10:01 6 0.02 0.00 0.01 0.00 0.00 99.96 14:10:01 7 0.05 0.00 0.03 0.00 0.01 99.91 14:20:12 all 5.73 0.00 1.47 0.49 0.03 92.29 14:20:12 0 4.67 0.00 1.30 0.25 0.02 93.76 14:20:12 1 5.68 0.00 1.51 0.47 0.03 92.31 14:20:12 2 6.52 0.00 1.58 0.41 0.02 91.47 14:20:12 3 6.79 0.00 1.51 0.34 0.03 91.33 14:20:12 4 5.66 0.00 1.44 0.95 0.03 91.92 14:20:12 5 5.49 0.00 1.40 0.41 0.03 92.67 14:20:12 6 6.19 0.00 1.49 0.33 0.02 91.97 14:20:12 7 4.82 0.00 1.49 0.80 0.03 92.86 Average: all 1.52 0.00 0.38 0.13 0.01 97.96 Average: 0 1.20 0.00 0.34 0.06 0.01 98.39 Average: 1 1.57 0.00 0.40 0.12 0.02 97.89 Average: 2 1.66 0.00 0.41 0.10 0.01 97.82 Average: 3 1.74 0.00 0.40 0.09 0.01 97.76 Average: 4 1.71 0.00 0.37 0.24 0.01 97.67 Average: 5 1.43 0.00 0.38 0.13 0.02 98.05 Average: 6 1.58 0.00 0.38 0.08 0.01 97.95 Average: 7 1.25 0.00 0.40 0.21 0.02 98.13