---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-5511 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 839 12719 4 18533 30785 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:cc:d5:a5 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.162/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84468sec preferred_lft 84468sec inet6 fe80::f816:3eff:fecc:d5a5/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 16:27:ae:cb:c8:52 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::1427:aeff:fecb:c852/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-5511) 03/27/26 _x86_64_ (8 CPU) 12:58:49 LINUX RESTART (8 CPU) 13:00:22 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:10:13 686.68 4.68 663.75 18.25 312.03 69796.29 82370.79 13:20:01 48.13 0.34 45.13 2.66 7.51 2643.75 779.99 13:30:03 38.74 0.14 12.55 26.05 3.72 463.59 458240.90 Average: 257.01 1.72 239.55 15.74 107.35 24206.42 182504.78 13:00:22 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:10:13 4811944 23519224 8645836 26.31 577104 17293876 12433228 36.66 4476888 19979048 204 13:20:01 296528 19519288 12635204 38.45 590620 17765984 18342672 54.09 4720692 24165076 932 13:30:03 5701312 24259060 7905296 24.06 577100 17131992 10107184 29.80 4514724 19030800 316 Average: 3603261 22432524 9728779 29.60 581608 17397284 13627695 40.19 4570768 21058308 484 13:00:22 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:10:13 lo 0.85 0.85 0.14 0.14 0.00 0.00 0.00 0.00 13:10:13 ens3 502.16 326.30 4195.90 92.03 0.00 0.00 0.00 0.00 13:10:13 docker0 31.50 51.39 1.78 786.13 0.00 0.00 0.00 0.00 13:10:13 br-5041fce24ea1 0.19 0.19 0.01 0.01 0.00 0.00 0.00 0.00 13:10:13 vethe03f8b2 0.03 0.08 0.00 0.01 0.00 0.00 0.00 0.00 13:10:13 veth5f0b281 0.06 0.10 0.00 0.01 0.00 0.00 0.00 0.00 13:10:13 veth9940a3c 0.04 0.08 0.00 0.01 0.00 0.00 0.00 0.00 13:10:13 vethb917e5d 0.04 0.08 0.00 0.00 0.00 0.00 0.00 0.00 13:10:13 veth6a45444 0.02 0.05 0.00 0.00 0.00 0.00 0.00 0.00 13:20:01 lo 1.75 1.75 3.52 3.52 0.00 0.00 0.00 0.00 13:20:01 ens3 6.45 3.80 2.57 2.29 0.00 0.00 0.00 0.00 13:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:01 br-5041fce24ea1 0.87 0.82 3.30 0.23 0.00 0.00 0.00 0.00 13:20:01 vethe03f8b2 0.10 0.13 0.01 0.03 0.00 0.00 0.00 0.00 13:20:01 veth5f0b281 121.95 130.16 76.99 61.77 0.00 0.00 0.00 0.01 13:20:01 veth9940a3c 0.00 0.05 0.00 0.00 0.00 0.00 0.00 0.00 13:20:01 vethb917e5d 0.50 0.38 0.07 0.31 0.00 0.00 0.00 0.00 13:20:01 veth6a45444 0.00 0.05 0.00 0.00 0.00 0.00 0.00 0.00 13:20:01 veth53fa920 85.38 79.50 58.93 40.09 0.00 0.00 0.00 0.00 13:20:01 veth2f313c0 43.93 40.59 19.72 36.16 0.00 0.00 0.00 0.00 13:30:03 lo 10.89 10.89 53.49 53.49 0.00 0.00 0.00 0.00 13:30:03 ens3 21.31 11.39 6.70 6.68 0.00 0.00 0.00 0.00 13:30:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:03 br-5041fce24ea1 6.05 5.99 52.53 1.07 0.00 0.00 0.00 0.00 13:30:03 vethe03f8b2 0.17 0.19 0.02 0.07 0.00 0.00 0.00 0.00 13:30:03 veth5f0b281 284.50 307.12 228.63 131.80 0.00 0.00 0.00 0.02 13:30:03 veth9940a3c 0.00 0.04 0.00 0.01 0.00 0.00 0.00 0.00 Average: lo 4.54 4.54 19.29 19.29 0.00 0.00 0.00 0.00 Average: ens3 176.09 113.46 1396.46 33.57 0.00 0.00 0.00 0.00 Average: docker0 10.46 17.06 0.59 261.05 0.00 0.00 0.00 0.00 Average: br-5041fce24ea1 2.40 2.36 18.85 0.44 0.00 0.00 0.00 0.00 Average: vethe03f8b2 0.10 0.13 0.01 0.04 0.00 0.00 0.00 0.00 Average: veth5f0b281 136.42 146.79 102.68 64.93 0.00 0.00 0.00 0.01 Average: veth9940a3c 0.01 0.06 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-5511) 03/27/26 _x86_64_ (8 CPU) 12:58:49 LINUX RESTART (8 CPU) 13:00:22 CPU %user %nice %system %iowait %steal %idle 13:10:13 all 35.13 0.00 5.03 2.88 0.09 56.86 13:10:13 0 35.13 0.00 5.50 3.39 0.10 55.89 13:10:13 1 34.13 0.00 5.34 3.56 0.10 56.88 13:10:13 2 40.39 0.01 4.78 2.70 0.09 52.04 13:10:13 3 33.99 0.00 4.76 2.10 0.09 59.07 13:10:13 4 37.45 0.00 5.08 2.80 0.09 54.58 13:10:13 5 30.47 0.00 5.10 3.79 0.09 60.55 13:10:13 6 33.44 0.00 4.99 2.46 0.09 59.03 13:10:13 7 36.05 0.00 4.74 2.25 0.09 56.87 13:20:01 all 9.09 0.02 0.96 0.19 0.07 89.68 13:20:01 0 7.98 0.02 1.00 0.33 0.07 90.60 13:20:01 1 9.84 0.00 0.97 0.67 0.07 88.44 13:20:01 2 9.06 0.03 0.89 0.12 0.07 89.83 13:20:01 3 10.17 0.03 0.93 0.10 0.08 88.68 13:20:01 4 8.56 0.02 1.07 0.04 0.06 90.25 13:20:01 5 9.70 0.01 0.95 0.06 0.06 89.22 13:20:01 6 8.77 0.02 0.98 0.11 0.06 90.06 13:20:01 7 8.62 0.02 0.87 0.08 0.07 90.35 13:30:03 all 4.97 0.00 1.06 0.09 0.07 93.81 13:30:03 0 5.83 0.00 1.21 0.20 0.07 92.68 13:30:03 1 5.19 0.00 1.14 0.12 0.08 93.46 13:30:03 2 4.69 0.00 1.06 0.03 0.08 94.14 13:30:03 3 4.70 0.00 1.06 0.03 0.07 94.14 13:30:03 4 5.71 0.00 1.00 0.04 0.07 93.18 13:30:03 5 4.50 0.00 1.08 0.21 0.07 94.14 13:30:03 6 4.65 0.00 0.97 0.03 0.07 94.28 13:30:03 7 4.45 0.00 1.00 0.05 0.07 94.43 Average: all 16.34 0.01 2.35 1.05 0.08 80.18 Average: 0 16.26 0.01 2.56 1.30 0.08 79.78 Average: 1 16.35 0.00 2.48 1.45 0.08 79.64 Average: 2 17.99 0.01 2.24 0.95 0.08 78.73 Average: 3 16.22 0.01 2.24 0.74 0.08 80.71 Average: 4 17.19 0.01 2.38 0.96 0.07 79.40 Average: 5 14.83 0.00 2.37 1.35 0.07 81.37 Average: 6 15.56 0.01 2.31 0.86 0.07 81.20 Average: 7 16.32 0.01 2.20 0.79 0.07 80.61