---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3500 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: 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 1016 12743 4 18332 30608 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:fa:6f:87 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.145/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84516sec preferred_lft 84516sec inet6 fe80::f816:3eff:fefa:6f87/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 6a:06:f4:e6:fb:17 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::6806:f4ff:fee6:fb17/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-3500) 03/20/26 _x86_64_ (8 CPU) 13:04:40 LINUX RESTART (8 CPU) 13:10:13 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:20:16 289.06 0.48 278.96 9.62 21.57 47912.57 75555.54 13:30:16 36.90 0.20 11.59 25.11 7.53 440.53 456820.15 Average: 163.30 0.34 145.62 17.35 14.57 24237.91 265695.07 13:10:13 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:20:16 1365980 20483764 11671684 35.52 588872 17668388 17683628 52.15 4679660 23138352 404 13:30:16 282968 19222200 12932600 39.35 579276 17497332 18711424 55.18 4724196 24208772 1088 Average: 824474 19852982 12302142 37.44 584074 17582860 18197526 53.66 4701928 23673562 746 13:10:13 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:20:16 lo 0.68 0.68 0.09 0.09 0.00 0.00 0.00 0.00 13:20:16 ens3 280.47 181.35 2425.21 55.56 0.00 0.00 0.00 0.00 13:20:16 docker0 16.35 31.16 0.96 672.10 0.00 0.00 0.00 0.00 13:20:16 br-5d16b4144965 0.29 0.25 0.01 0.02 0.00 0.00 0.00 0.00 13:20:16 veth1308820 0.02 0.12 0.00 0.01 0.00 0.00 0.00 0.00 13:20:16 veth2a5d932 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 13:20:16 veth88e963e 13.52 13.76 5.41 2.55 0.00 0.00 0.00 0.00 13:20:16 veth7f68c79 0.03 0.13 0.00 0.01 0.00 0.00 0.00 0.00 13:20:16 veth570b169 0.32 0.34 0.03 0.13 0.00 0.00 0.00 0.00 13:20:16 veth25ab018 8.49 8.18 1.53 1.86 0.00 0.00 0.00 0.00 13:20:16 veth959b9f0 0.13 0.20 0.26 0.04 0.00 0.00 0.00 0.00 13:20:16 veth66de66a 1.05 0.90 0.14 0.98 0.00 0.00 0.00 0.00 13:30:16 lo 7.10 7.10 34.81 34.81 0.00 0.00 0.00 0.00 13:30:16 ens3 14.14 9.79 5.14 4.97 0.00 0.00 0.00 0.00 13:30:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:16 br-5d16b4144965 3.92 3.78 34.04 0.84 0.00 0.00 0.00 0.00 13:30:16 veth1308820 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:16 veth2a5d932 0.23 0.20 0.02 0.08 0.00 0.00 0.00 0.00 13:30:16 veth88e963e 286.17 308.34 219.11 146.37 0.00 0.00 0.00 0.02 13:30:16 veth7f68c79 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:16 veth570b169 0.40 0.20 0.07 0.35 0.00 0.00 0.00 0.00 13:30:16 veth25ab018 134.71 124.19 113.19 74.46 0.00 0.00 0.00 0.01 13:30:16 veth66de66a 181.76 169.48 83.05 148.58 0.00 0.00 0.00 0.01 Average: lo 3.88 3.88 17.41 17.41 0.00 0.00 0.00 0.00 Average: ens3 147.65 95.79 1218.30 30.33 0.00 0.00 0.00 0.00 Average: docker0 8.20 15.62 0.48 336.92 0.00 0.00 0.00 0.00 Average: br-5d16b4144965 2.10 2.01 16.98 0.43 0.00 0.00 0.00 0.00 Average: veth1308820 0.01 0.06 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth2a5d932 0.13 0.16 0.01 0.05 0.00 0.00 0.00 0.00 Average: veth88e963e 149.49 160.67 111.98 74.27 0.00 0.00 0.00 0.01 Average: veth7f68c79 0.02 0.07 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth570b169 0.36 0.27 0.05 0.24 0.00 0.00 0.00 0.00 Average: veth25ab018 71.44 66.04 57.22 38.07 0.00 0.00 0.00 0.00 Average: veth66de66a 91.17 84.97 41.49 74.59 0.00 0.00 0.00 0.01 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-3500) 03/20/26 _x86_64_ (8 CPU) 13:04:40 LINUX RESTART (8 CPU) 13:10:13 CPU %user %nice %system %iowait %steal %idle 13:20:16 all 21.44 0.02 3.03 1.01 0.08 74.43 13:20:16 0 19.04 0.01 3.14 0.93 0.08 76.80 13:20:16 1 24.74 0.03 3.16 0.57 0.09 71.41 13:20:16 2 20.74 0.02 3.13 0.89 0.08 75.14 13:20:16 3 19.66 0.03 2.87 1.12 0.08 76.25 13:20:16 4 20.78 0.01 2.65 0.98 0.08 75.50 13:20:16 5 22.74 0.03 3.06 1.16 0.07 72.94 13:20:16 6 21.09 0.02 2.92 1.52 0.08 74.37 13:20:16 7 22.73 0.01 3.30 0.88 0.08 73.00 13:30:16 all 7.41 0.00 1.12 0.05 0.07 91.36 13:30:16 0 7.34 0.00 1.17 0.01 0.07 91.40 13:30:16 1 7.00 0.00 1.16 0.02 0.07 91.75 13:30:16 2 7.73 0.00 1.13 0.01 0.07 91.06 13:30:16 3 8.37 0.00 1.14 0.01 0.07 90.40 13:30:16 4 7.13 0.00 1.07 0.13 0.07 91.60 13:30:16 5 7.26 0.00 1.10 0.05 0.07 91.52 13:30:16 6 6.96 0.00 1.05 0.11 0.07 91.81 13:30:16 7 7.47 0.00 1.13 0.02 0.07 91.32 Average: all 14.46 0.01 2.08 0.53 0.07 82.85 Average: 0 13.21 0.01 2.16 0.47 0.07 84.08 Average: 1 15.91 0.01 2.17 0.30 0.08 81.54 Average: 2 14.26 0.01 2.13 0.45 0.08 83.06 Average: 3 14.04 0.02 2.01 0.57 0.07 83.29 Average: 4 13.98 0.01 1.86 0.56 0.07 83.52 Average: 5 15.05 0.01 2.09 0.61 0.07 82.17 Average: 6 14.06 0.01 1.99 0.82 0.07 83.05 Average: 7 15.13 0.01 2.22 0.45 0.07 82.12