---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-7904 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 18G 138G 12% / 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 774 20605 4 10712 30850 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:28:e5:ab brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.72/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83468sec preferred_lft 83468sec inet6 fe80::f816:3eff:fe28:e5ab/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c6:bc:a1:56:32:ed 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::c4bc:a1ff:fe56:32ed/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-7904) 05/03/26 _x86_64_ (8 CPU) 13:35:20 LINUX RESTART (8 CPU) 13:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:50:06 1.59 0.04 1.54 0.01 1.77 18.53 218.74 14:00:06 1.63 0.21 1.40 0.02 1.81 16.13 25.00 14:10:01 1.40 0.17 1.23 0.00 6.27 13.72 0.00 14:20:14 145.18 4.79 135.06 5.33 628.72 27742.67 3464.42 Average: 38.03 1.32 35.35 1.36 162.16 7059.70 941.18 13:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:50:06 30152840 31778536 609560 1.85 60200 1904388 1495816 4.41 181588 2238672 196 14:00:06 30050104 31676892 711028 2.16 61168 1904412 1496720 4.41 182580 2350344 196 14:10:01 30039384 31668808 718416 2.19 61532 1906296 1500316 4.42 184232 2358080 16 14:20:14 19226536 29464088 2772020 8.44 214972 10010208 9116344 26.88 1189296 11634456 288476 Average: 27367216 31147081 1202756 3.66 99468 3931326 3402299 10.03 434424 4645388 72221 13:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:50:06 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 13:50:06 ens3 0.38 0.25 0.17 0.27 0.00 0.00 0.00 0.00 13:50:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:00:06 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 14:00:06 ens3 12.69 9.21 7.75 12.02 0.00 0.00 0.00 0.00 14:00:06 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 1.29 0.91 0.79 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 14:20:14 lo 1.35 1.35 0.13 0.13 0.00 0.00 0.00 0.00 14:20:14 ens3 164.47 95.64 4037.02 14.37 0.00 0.00 0.00 0.00 14:20:14 docker0 3.59 6.01 0.35 136.03 0.00 0.00 0.00 0.00 14:20:14 br-d374c00ce699 1.27 1.43 0.09 35.77 0.00 0.00 0.00 0.00 14:20:14 veth9f4006e 0.52 0.68 0.08 0.09 0.00 0.00 0.00 0.00 14:20:14 vethc79180a 14.55 16.72 2.72 2.60 0.00 0.00 0.00 0.00 14:20:14 veth6228eda 0.06 0.14 0.01 0.10 0.00 0.00 0.00 0.00 14:20:14 vethf646328 0.00 0.09 0.00 0.00 0.00 0.00 0.00 0.00 14:20:14 veth5759607 2.48 2.04 0.26 0.29 0.00 0.00 0.00 0.00 14:20:14 veth5484c4c 1.18 1.46 0.10 35.77 0.00 0.00 0.00 0.00 14:20:14 veth9cdaecf 9.00 9.02 1.57 1.83 0.00 0.00 0.00 0.00 14:20:14 veth0a015e5 1.43 1.73 0.26 0.19 0.00 0.00 0.00 0.00 14:20:14 veth4f89b3d 0.57 0.79 0.09 0.07 0.00 0.00 0.00 0.00 14:20:14 vethf7aa5f3 3.59 6.02 0.40 136.04 0.00 0.00 0.00 0.01 Average: lo 0.42 0.42 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 45.35 26.88 1027.72 6.90 0.00 0.00 0.00 0.00 Average: docker0 0.91 1.53 0.09 34.56 0.00 0.00 0.00 0.00 Average: br-d374c00ce699 0.32 0.36 0.02 9.09 0.00 0.00 0.00 0.00 Average: veth9f4006e 0.13 0.17 0.02 0.02 0.00 0.00 0.00 0.00 Average: vethc79180a 3.70 4.25 0.69 0.66 0.00 0.00 0.00 0.00 Average: veth6228eda 0.02 0.03 0.00 0.03 0.00 0.00 0.00 0.00 Average: vethf646328 0.00 0.02 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth5759607 0.63 0.52 0.07 0.07 0.00 0.00 0.00 0.00 Average: veth5484c4c 0.30 0.37 0.02 9.09 0.00 0.00 0.00 0.00 Average: veth9cdaecf 2.29 2.29 0.40 0.46 0.00 0.00 0.00 0.00 Average: veth0a015e5 0.36 0.44 0.07 0.05 0.00 0.00 0.00 0.00 Average: veth4f89b3d 0.15 0.20 0.02 0.02 0.00 0.00 0.00 0.00 Average: vethf7aa5f3 0.91 1.53 0.10 34.56 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-7904) 05/03/26 _x86_64_ (8 CPU) 13:35:20 LINUX RESTART (8 CPU) 13:40:01 CPU %user %nice %system %iowait %steal %idle 13:50:06 all 0.02 0.00 0.01 0.01 0.01 99.95 13:50:06 0 0.02 0.00 0.01 0.00 0.00 99.96 13:50:06 1 0.01 0.00 0.01 0.00 0.01 99.97 13:50:06 2 0.02 0.00 0.01 0.03 0.01 99.93 13:50:06 3 0.02 0.00 0.01 0.01 0.01 99.94 13:50:06 4 0.02 0.00 0.01 0.00 0.01 99.96 13:50:06 5 0.03 0.00 0.01 0.00 0.01 99.96 13:50:06 6 0.03 0.00 0.03 0.01 0.03 99.90 13:50:06 7 0.00 0.00 0.01 0.00 0.00 99.98 14:00:06 all 0.17 0.00 0.02 0.00 0.01 99.80 14:00:06 0 0.03 0.00 0.01 0.00 0.01 99.95 14:00:06 1 0.71 0.00 0.02 0.00 0.02 99.25 14:00:06 2 0.02 0.00 0.03 0.02 0.01 99.92 14:00:06 3 0.38 0.00 0.01 0.01 0.01 99.58 14:00:06 4 0.08 0.00 0.04 0.00 0.01 99.87 14:00:06 5 0.02 0.00 0.01 0.00 0.01 99.96 14:00:06 6 0.07 0.00 0.04 0.00 0.02 99.87 14:00:06 7 0.01 0.00 0.00 0.00 0.00 99.99 14:10:01 all 0.12 0.00 0.01 0.00 0.01 99.85 14:10:01 0 0.04 0.00 0.01 0.01 0.01 99.94 14:10:01 1 0.03 0.00 0.02 0.01 0.00 99.95 14:10:01 2 0.01 0.00 0.01 0.02 0.01 99.96 14:10:01 3 0.05 0.00 0.02 0.00 0.01 99.92 14:10:01 4 0.03 0.00 0.02 0.00 0.02 99.94 14:10:01 5 0.05 0.00 0.02 0.00 0.02 99.92 14:10:01 6 0.77 0.00 0.01 0.00 0.02 99.20 14:10:01 7 0.01 0.00 0.00 0.00 0.00 99.98 14:20:14 all 5.60 0.00 1.41 0.54 0.03 92.43 14:20:14 0 4.06 0.00 1.30 0.41 0.02 94.21 14:20:14 1 5.47 0.00 1.56 0.76 0.03 92.18 14:20:14 2 4.12 0.00 1.32 0.51 0.03 94.01 14:20:14 3 7.40 0.00 1.41 0.79 0.03 90.37 14:20:14 4 6.97 0.00 1.38 0.38 0.03 91.25 14:20:14 5 7.23 0.00 1.50 0.69 0.02 90.55 14:20:14 6 4.79 0.00 1.39 0.39 0.04 93.39 14:20:14 7 4.73 0.00 1.38 0.40 0.02 93.47 Average: all 1.50 0.00 0.37 0.14 0.01 97.98 Average: 0 1.06 0.00 0.34 0.10 0.01 98.49 Average: 1 1.58 0.00 0.41 0.20 0.01 97.81 Average: 2 1.06 0.00 0.35 0.15 0.01 98.44 Average: 3 1.99 0.00 0.37 0.21 0.02 97.42 Average: 4 1.80 0.00 0.37 0.10 0.02 97.72 Average: 5 1.86 0.00 0.39 0.18 0.01 97.56 Average: 6 1.43 0.00 0.37 0.10 0.03 98.07 Average: 7 1.21 0.00 0.36 0.10 0.01 98.33