---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-8049 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: 5599.94 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 868 12206 4 19016 30755 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:de:33:18 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.133/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84506sec preferred_lft 84506sec inet6 fe80::f816:3eff:fede:3318/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 42:db:8f:a5:97:cb 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::40db:8fff:fea5:97cb/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-8049) 05/04/26 _x86_64_ (8 CPU) 07:17:50 LINUX RESTART (8 CPU) 07:20:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:30:11 635.04 1.28 615.35 18.41 639.59 66492.50 106286.04 07:40:11 27.43 0.35 25.89 1.19 7.56 2149.09 1803.85 Average: 331.78 0.82 321.14 9.82 324.14 34378.04 54137.91 07:20:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:30:11 4356524 23711604 8447332 25.71 593668 17892728 12490164 36.83 4871524 20023408 1788 07:40:11 294216 20017804 12132656 36.92 594388 18236964 17986276 53.04 5091420 23790632 1288 Average: 2325370 21864704 10289994 31.31 594028 18064846 15238220 44.94 4981472 21907020 1538 07:20:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:30:11 lo 0.84 0.84 0.07 0.07 0.00 0.00 0.00 0.00 07:30:11 ens3 423.14 268.34 3525.73 83.54 0.00 0.00 0.00 0.00 07:30:11 docker0 20.31 34.17 1.23 755.12 0.00 0.00 0.00 0.00 07:30:11 br-d10378670501 0.19 0.19 0.01 0.01 0.00 0.00 0.00 0.00 07:30:11 vethe0dfe94 0.03 0.09 0.00 0.01 0.00 0.00 0.00 0.00 07:30:11 vethcafcbdf 4.23 4.05 1.89 0.86 0.00 0.00 0.00 0.00 07:30:11 veth7b66378 0.03 0.09 0.00 0.01 0.00 0.00 0.00 0.00 07:30:11 veth3edafd1 0.03 0.09 0.00 0.01 0.00 0.00 0.00 0.00 07:30:11 veth409a7e3 0.02 0.07 0.00 0.00 0.00 0.00 0.00 0.00 07:30:11 veth1a3fbdb 3.94 4.18 0.85 1.88 0.00 0.00 0.00 0.00 07:40:11 lo 3.41 3.41 9.59 9.59 0.00 0.00 0.00 0.00 07:40:11 ens3 11.18 6.39 3.44 3.18 0.00 0.00 0.00 0.00 07:40:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:40:11 br-d10378670501 1.84 1.77 9.10 0.52 0.00 0.00 0.00 0.00 07:40:11 vethe0dfe94 0.22 0.23 0.02 0.08 0.00 0.00 0.00 0.00 07:40:11 vethcafcbdf 176.23 188.09 122.87 89.68 0.00 0.00 0.00 0.01 07:40:11 veth7b66378 0.55 0.39 0.08 0.36 0.00 0.00 0.00 0.00 07:40:11 veth3edafd1 0.00 0.04 0.00 0.00 0.00 0.00 0.00 0.00 07:40:11 veth409a7e3 0.00 0.04 0.00 0.00 0.00 0.00 0.00 0.00 07:40:11 veth71eb7ba 102.90 96.93 72.04 50.80 0.00 0.00 0.00 0.01 07:40:11 veth0cd4050 90.19 83.63 41.61 74.16 0.00 0.00 0.00 0.01 Average: lo 2.12 2.12 4.82 4.82 0.00 0.00 0.00 0.00 Average: ens3 217.52 137.60 1767.72 43.43 0.00 0.00 0.00 0.00 Average: docker0 10.17 17.11 0.62 378.23 0.00 0.00 0.00 0.00 Average: br-d10378670501 1.02 0.98 4.54 0.27 0.00 0.00 0.00 0.00 Average: vethe0dfe94 0.13 0.16 0.01 0.05 0.00 0.00 0.00 0.00 Average: vethcafcbdf 90.07 95.91 62.27 45.19 0.00 0.00 0.00 0.01 Average: veth7b66378 0.29 0.24 0.04 0.18 0.00 0.00 0.00 0.00 Average: veth3edafd1 0.02 0.06 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth409a7e3 0.01 0.05 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth71eb7ba 51.36 48.38 35.95 25.35 0.00 0.00 0.00 0.00 Average: veth0cd4050 45.02 41.74 20.77 37.01 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-8049) 05/04/26 _x86_64_ (8 CPU) 07:17:50 LINUX RESTART (8 CPU) 07:20:08 CPU %user %nice %system %iowait %steal %idle 07:30:11 all 34.92 0.01 5.11 1.23 0.09 58.63 07:30:11 0 36.51 0.01 4.85 1.25 0.09 57.29 07:30:11 1 37.39 0.02 4.83 0.90 0.09 56.76 07:30:11 2 34.13 0.01 5.63 1.16 0.09 58.98 07:30:11 3 32.05 0.02 5.51 1.22 0.09 61.11 07:30:11 4 36.64 0.03 5.56 1.01 0.09 56.68 07:30:11 5 36.18 0.01 4.86 1.24 0.09 57.62 07:30:11 6 35.22 0.00 4.56 1.63 0.09 58.50 07:30:11 7 31.25 0.02 5.12 1.39 0.09 62.13 07:40:11 all 8.95 0.01 1.13 0.07 0.06 89.78 07:40:11 0 8.29 0.00 1.06 0.04 0.06 90.55 07:40:11 1 7.90 0.01 1.33 0.02 0.07 90.68 07:40:11 2 9.70 0.01 1.27 0.03 0.06 88.92 07:40:11 3 9.68 0.01 1.16 0.04 0.05 89.06 07:40:11 4 9.85 0.01 0.98 0.06 0.06 89.04 07:40:11 5 8.70 0.00 0.99 0.04 0.06 90.22 07:40:11 6 9.32 0.00 1.22 0.08 0.06 89.32 07:40:11 7 8.20 0.01 1.02 0.27 0.06 90.44 Average: all 21.95 0.01 3.12 0.65 0.08 74.20 Average: 0 22.41 0.01 2.95 0.64 0.08 73.91 Average: 1 22.68 0.02 3.08 0.46 0.08 73.68 Average: 2 21.94 0.01 3.45 0.60 0.08 73.93 Average: 3 20.88 0.01 3.34 0.63 0.07 75.07 Average: 4 23.25 0.02 3.27 0.53 0.07 72.85 Average: 5 22.44 0.01 2.92 0.64 0.08 73.91 Average: 6 22.27 0.00 2.89 0.85 0.08 73.91 Average: 7 19.71 0.01 3.07 0.83 0.08 76.30