---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1459 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 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 719 21209 4 10164 30905 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:3c:05:cb brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.158/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84712sec preferred_lft 84712sec inet6 fe80::f816:3eff:fe3c:5cb/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 96:ad:f2:11:e3:c9 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::94ad:f2ff:fe11:e3c9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-1459) 03/12/26 _x86_64_ (8 CPU) 13:56:08 LINUX RESTART (8 CPU) 14:00:24 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:10:01 1.56 0.05 1.51 0.01 1.64 19.22 229.65 14:20:01 133.28 5.11 122.25 5.92 636.34 25801.89 2498.45 Average: 68.71 2.63 63.06 3.02 325.23 13163.99 1386.35 14:00:24 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:10:01 30152360 31780052 607832 1.85 60252 1906436 1498928 4.42 181332 2245584 4 14:20:01 19874836 29274276 2967656 9.03 204004 9236776 9693872 28.59 1172204 11050228 181928 Average: 25013598 30527164 1787744 5.44 132128 5571606 5596400 16.50 676768 6647906 90966 14:00:24 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:10:01 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 14:10:01 ens3 0.50 0.31 0.22 0.33 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 14:20:01 lo 1.30 1.30 0.26 0.26 0.00 0.00 0.00 0.00 14:20:01 ens3 169.54 104.21 3821.01 18.82 0.00 0.00 0.00 0.00 14:20:01 docker0 2.47 4.35 0.14 104.87 0.00 0.00 0.00 0.00 14:20:01 br-f8976683692e 1.40 2.11 0.10 37.68 0.00 0.00 0.00 0.00 14:20:01 vethde87c49 0.06 0.14 0.01 0.10 0.00 0.00 0.00 0.00 14:20:01 vethb64a662 0.00 0.09 0.00 0.01 0.00 0.00 0.00 0.00 14:20:01 vethff21787 14.87 17.09 2.78 2.66 0.00 0.00 0.00 0.00 14:20:01 vethfd8ad7b 0.48 0.65 0.08 0.09 0.00 0.00 0.00 0.00 14:20:01 veth5eb5aba 1.31 2.14 0.11 37.68 0.00 0.00 0.00 0.00 14:20:01 veth98b2f26 2.04 1.72 0.23 0.25 0.00 0.00 0.00 0.00 14:20:01 vethbafe4da 9.20 9.21 1.60 1.87 0.00 0.00 0.00 0.00 14:20:01 vethf6c1d61 1.25 1.46 0.24 0.17 0.00 0.00 0.00 0.00 14:20:01 vethb0a621f 0.48 0.65 0.07 0.06 0.00 0.00 0.00 0.00 14:20:01 veth151147c 2.47 4.36 0.18 104.87 0.00 0.00 0.00 0.01 Average: lo 0.72 0.72 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 86.68 53.28 1948.17 9.76 0.00 0.00 0.00 0.00 Average: docker0 1.26 2.22 0.07 53.47 0.00 0.00 0.00 0.00 Average: br-f8976683692e 0.72 1.08 0.05 19.21 0.00 0.00 0.00 0.00 Average: vethde87c49 0.03 0.07 0.00 0.05 0.00 0.00 0.00 0.00 Average: vethb64a662 0.00 0.05 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethff21787 7.58 8.71 1.42 1.36 0.00 0.00 0.00 0.00 Average: vethfd8ad7b 0.24 0.33 0.04 0.05 0.00 0.00 0.00 0.00 Average: veth5eb5aba 0.67 1.09 0.06 19.21 0.00 0.00 0.00 0.00 Average: veth98b2f26 1.04 0.88 0.12 0.13 0.00 0.00 0.00 0.00 Average: vethbafe4da 4.69 4.70 0.82 0.95 0.00 0.00 0.00 0.00 Average: vethf6c1d61 0.64 0.74 0.12 0.09 0.00 0.00 0.00 0.00 Average: vethb0a621f 0.25 0.33 0.04 0.03 0.00 0.00 0.00 0.00 Average: veth151147c 1.26 2.22 0.09 53.47 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-1459) 03/12/26 _x86_64_ (8 CPU) 13:56:08 LINUX RESTART (8 CPU) 14:00:24 CPU %user %nice %system %iowait %steal %idle 14:10:01 all 0.10 0.00 0.02 0.01 0.01 99.86 14:10:01 0 0.20 0.00 0.03 0.01 0.01 99.75 14:10:01 1 0.02 0.00 0.02 0.00 0.01 99.95 14:10:01 2 0.03 0.00 0.02 0.00 0.01 99.94 14:10:01 3 0.03 0.00 0.02 0.06 0.00 99.89 14:10:01 4 0.50 0.00 0.03 0.00 0.01 99.46 14:10:01 5 0.02 0.00 0.01 0.00 0.00 99.97 14:10:01 6 0.01 0.00 0.01 0.02 0.00 99.96 14:10:01 7 0.02 0.00 0.02 0.00 0.01 99.95 14:20:01 all 5.62 0.00 1.45 0.60 0.03 92.30 14:20:01 0 5.40 0.00 1.39 0.48 0.03 92.71 14:20:01 1 5.62 0.00 1.38 0.39 0.03 92.59 14:20:01 2 7.51 0.00 1.75 0.83 0.03 89.89 14:20:01 3 4.50 0.00 1.30 0.50 0.02 93.69 14:20:01 4 6.88 0.00 1.53 0.41 0.03 91.15 14:20:01 5 4.31 0.00 1.26 0.45 0.02 93.96 14:20:01 6 4.59 0.00 1.46 1.40 0.04 92.50 14:20:01 7 6.14 0.00 1.53 0.35 0.02 91.96 Average: all 2.91 0.00 0.75 0.31 0.02 96.01 Average: 0 2.85 0.00 0.72 0.25 0.02 96.17 Average: 1 2.87 0.00 0.71 0.20 0.02 96.20 Average: 2 3.84 0.00 0.90 0.42 0.02 94.82 Average: 3 2.31 0.00 0.67 0.29 0.01 96.73 Average: 4 3.75 0.00 0.79 0.21 0.02 95.22 Average: 5 2.21 0.00 0.64 0.23 0.01 96.91 Average: 6 2.34 0.00 0.75 0.73 0.02 96.16 Average: 7 3.14 0.00 0.79 0.18 0.02 95.88