---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1191 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 27G 129G 18% / 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 874 11585 4 19631 30750 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:8e:8f:04 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.138/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84090sec preferred_lft 84090sec inet6 fe80::f816:3eff:fe8e:8f04/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fa:2b:e8:1f:1b:52 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::f82b:e8ff:fe1f:1b52/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-1191) 03/11/26 _x86_64_ (8 CPU) 11:51:00 LINUX RESTART (8 CPU) 12:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:10:09 288.40 0.37 277.22 10.81 16.14 51152.26 126558.91 12:20:01 29.38 0.43 27.81 1.15 11.54 2163.05 1888.27 Average: 160.63 0.40 154.19 6.04 13.87 26987.46 65062.89 12:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:10:09 3454720 24730888 7420440 22.58 610168 19725124 11001412 32.44 5463772 20253168 2524 12:20:01 240664 20579448 11565256 35.19 590036 18808140 16727488 49.33 5433948 23466616 604 Average: 1847692 22655168 9492848 28.89 600102 19266632 13864450 40.88 5448860 21859892 1564 12:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:10:09 lo 0.72 0.72 0.07 0.07 0.00 0.00 0.00 0.00 12:10:09 ens3 194.34 127.37 2301.15 30.14 0.00 0.00 0.00 0.00 12:10:09 docker0 22.61 31.94 1.25 360.48 0.00 0.00 0.00 0.00 12:10:09 br-9620dbda8df6 0.20 0.19 0.01 0.01 0.00 0.00 0.00 0.00 12:10:09 veth8995ef4 0.04 0.09 0.00 0.01 0.00 0.00 0.00 0.00 12:10:09 vethc0abbee 0.03 0.09 0.00 0.01 0.00 0.00 0.00 0.00 12:10:09 vethb39712b 0.02 0.07 0.00 0.00 0.00 0.00 0.00 0.00 12:10:09 veth7231834 0.04 0.09 0.00 0.01 0.00 0.00 0.00 0.00 12:10:09 veth9f91f4d 4.40 4.14 1.88 0.95 0.00 0.00 0.00 0.00 12:10:09 veth94ded88 4.03 4.35 0.94 1.88 0.00 0.00 0.00 0.00 12:20:01 lo 3.11 3.11 8.32 8.32 0.00 0.00 0.00 0.00 12:20:01 ens3 6.14 2.77 3.10 1.58 0.00 0.00 0.00 0.00 12:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:01 br-9620dbda8df6 1.69 1.62 7.91 0.44 0.00 0.00 0.00 0.00 12:20:01 veth8995ef4 0.10 0.13 0.01 0.03 0.00 0.00 0.00 0.00 12:20:01 vethc0abbee 0.55 0.39 0.08 0.36 0.00 0.00 0.00 0.00 12:20:01 vethb39712b 0.00 0.04 0.00 0.00 0.00 0.00 0.00 0.00 12:20:01 veth7231834 0.00 0.04 0.00 0.00 0.00 0.00 0.00 0.00 12:20:01 veth9f91f4d 167.18 179.35 114.67 85.20 0.00 0.00 0.00 0.01 12:20:01 veth3aee677 102.92 96.04 70.63 50.21 0.00 0.00 0.00 0.01 12:20:01 veth14dabf9 81.43 75.46 37.47 66.34 0.00 0.00 0.00 0.01 Average: lo 1.90 1.90 4.14 4.14 0.00 0.00 0.00 0.00 Average: ens3 101.51 65.91 1167.59 16.06 0.00 0.00 0.00 0.00 Average: docker0 11.46 16.19 0.63 182.67 0.00 0.00 0.00 0.00 Average: br-9620dbda8df6 0.93 0.90 3.91 0.22 0.00 0.00 0.00 0.00 Average: veth8995ef4 0.07 0.11 0.01 0.02 0.00 0.00 0.00 0.00 Average: vethc0abbee 0.29 0.24 0.04 0.18 0.00 0.00 0.00 0.00 Average: vethb39712b 0.01 0.06 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth7231834 0.02 0.07 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth9f91f4d 84.69 90.56 57.52 42.50 0.00 0.00 0.00 0.00 Average: veth3aee677 50.77 47.38 34.84 24.77 0.00 0.00 0.00 0.00 Average: veth14dabf9 40.17 37.22 18.48 32.72 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-1191) 03/11/26 _x86_64_ (8 CPU) 11:51:00 LINUX RESTART (8 CPU) 12:00:01 CPU %user %nice %system %iowait %steal %idle 12:10:09 all 20.29 0.01 3.12 0.79 0.07 75.72 12:10:09 0 17.85 0.01 2.95 0.54 0.07 78.58 12:10:09 1 17.40 0.02 2.85 0.71 0.07 78.94 12:10:09 2 21.26 0.02 3.32 0.60 0.07 74.73 12:10:09 3 20.12 0.01 2.90 0.80 0.06 76.11 12:10:09 4 26.98 0.02 3.05 0.69 0.07 69.20 12:10:09 5 17.41 0.02 2.96 1.15 0.06 78.40 12:10:09 6 21.35 0.01 3.53 0.69 0.07 74.35 12:10:09 7 19.92 0.02 3.41 1.17 0.07 75.42 12:20:01 all 9.14 0.01 0.90 0.07 0.07 89.81 12:20:01 0 8.99 0.01 0.95 0.08 0.07 89.90 12:20:01 1 9.60 0.00 0.95 0.03 0.07 89.35 12:20:01 2 8.90 0.00 0.99 0.03 0.07 90.01 12:20:01 3 8.83 0.01 1.02 0.09 0.07 89.98 12:20:01 4 10.67 0.00 0.80 0.02 0.07 88.44 12:20:01 5 9.61 0.00 0.87 0.24 0.07 89.20 12:20:01 6 8.12 0.00 0.80 0.05 0.07 90.96 12:20:01 7 8.40 0.02 0.84 0.05 0.06 90.63 Average: all 14.79 0.01 2.03 0.44 0.07 82.67 Average: 0 13.47 0.01 1.96 0.32 0.07 84.17 Average: 1 13.56 0.01 1.91 0.37 0.07 84.07 Average: 2 15.16 0.01 2.17 0.32 0.07 82.27 Average: 3 14.56 0.01 1.98 0.45 0.07 82.94 Average: 4 18.93 0.01 1.94 0.35 0.07 78.69 Average: 5 13.56 0.01 1.93 0.70 0.07 83.73 Average: 6 14.82 0.00 2.18 0.37 0.07 82.55 Average: 7 14.24 0.02 2.14 0.62 0.06 82.91