---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1485 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 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 980 12259 4 18852 30644 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:6f:23:d4 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.5/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84773sec preferred_lft 84773sec inet6 fe80::f816:3eff:fe6f:23d4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 82:22:78:b4:20:fa 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::8022:78ff:feb4:20fa/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-1485) 03/12/26 _x86_64_ (8 CPU) 15:25:59 LINUX RESTART (8 CPU) 15:30:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:40:01 475.88 1.40 461.98 12.50 454.74 47147.16 57909.76 15:50:01 152.29 0.30 148.17 3.82 14.18 18426.33 22038.98 Average: 313.79 0.85 304.79 8.15 234.06 32760.74 39941.88 15:30:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:40:01 13925000 28359124 3865260 11.76 519844 13266936 4225724 12.46 3661264 13839020 952 15:50:01 6183556 25182292 6977752 21.23 591328 17545548 10679872 31.49 4734668 18303388 76 Average: 10054278 26770708 5421506 16.50 555586 15406242 7452798 21.98 4197966 16071204 514 15:30:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:40:01 lo 0.48 0.48 0.06 0.06 0.00 0.00 0.00 0.00 15:40:01 ens3 214.68 135.92 2097.41 32.78 0.00 0.00 0.00 0.00 15:40:01 docker0 15.93 30.14 0.95 571.25 0.00 0.00 0.00 0.00 15:50:01 lo 0.98 0.98 0.11 0.11 0.00 0.00 0.00 0.00 15:50:01 ens3 69.88 53.71 1452.93 10.99 0.00 0.00 0.00 0.00 15:50:01 docker0 7.37 11.38 0.43 213.10 0.00 0.00 0.00 0.00 15:50:01 br-880af02de034 0.19 0.19 0.01 0.01 0.00 0.00 0.00 0.00 15:50:01 veth32fa57e 0.02 0.08 0.00 0.00 0.00 0.00 0.00 0.00 15:50:01 vethd1c5adc 0.03 0.09 0.00 0.01 0.00 0.00 0.00 0.00 15:50:01 veth2363b7f 0.06 0.11 0.00 0.01 0.00 0.00 0.00 0.00 15:50:01 veth1a3dfa0 0.03 0.08 0.00 0.01 0.00 0.00 0.00 0.00 15:50:01 veth750a860 0.04 0.08 0.00 0.01 0.00 0.00 0.00 0.00 15:50:01 veth0fa40aa 0.00 0.02 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.73 0.73 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 142.15 94.74 1774.59 21.86 0.00 0.00 0.00 0.00 Average: docker0 11.64 20.74 0.69 391.85 0.00 0.00 0.00 0.00 Average: br-880af02de034 0.10 0.10 0.00 0.01 0.00 0.00 0.00 0.00 Average: veth32fa57e 0.01 0.04 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethd1c5adc 0.02 0.05 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth2363b7f 0.03 0.06 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth1a3dfa0 0.02 0.04 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth750a860 0.02 0.04 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth0fa40aa 0.00 0.01 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-1485) 03/12/26 _x86_64_ (8 CPU) 15:25:59 LINUX RESTART (8 CPU) 15:30:03 CPU %user %nice %system %iowait %steal %idle 15:40:01 all 22.99 0.00 3.72 0.83 0.08 72.37 15:40:01 0 20.21 0.00 3.87 0.69 0.08 75.16 15:40:01 1 32.96 0.00 4.40 0.68 0.09 61.87 15:40:01 2 18.93 0.00 3.74 1.26 0.08 75.98 15:40:01 3 26.85 0.00 4.39 1.01 0.09 67.66 15:40:01 4 19.17 0.00 3.10 0.85 0.08 76.79 15:40:01 5 19.51 0.00 3.61 0.91 0.07 75.90 15:40:01 6 21.36 0.00 3.41 0.73 0.08 74.42 15:40:01 7 24.96 0.00 3.27 0.55 0.08 71.14 15:50:01 all 4.91 0.00 1.36 0.32 0.04 93.36 15:50:01 0 5.09 0.00 1.26 0.34 0.03 93.28 15:50:01 1 5.49 0.01 1.41 0.26 0.05 92.79 15:50:01 2 4.55 0.01 1.70 0.47 0.05 93.22 15:50:01 3 3.83 0.00 1.19 0.24 0.04 94.71 15:50:01 4 5.56 0.00 1.36 0.65 0.05 92.39 15:50:01 5 4.94 0.00 1.36 0.24 0.05 93.42 15:50:01 6 5.51 0.00 1.44 0.20 0.04 92.81 15:50:01 7 4.31 0.00 1.21 0.18 0.05 94.24 Average: all 13.92 0.00 2.54 0.58 0.06 82.90 Average: 0 12.61 0.00 2.56 0.51 0.06 84.26 Average: 1 19.17 0.00 2.90 0.47 0.07 77.39 Average: 2 11.73 0.01 2.72 0.87 0.06 84.62 Average: 3 15.28 0.00 2.78 0.62 0.06 81.25 Average: 4 12.34 0.00 2.22 0.75 0.06 84.62 Average: 5 12.20 0.00 2.48 0.57 0.06 84.69 Average: 6 13.40 0.00 2.42 0.47 0.06 83.65 Average: 7 14.60 0.00 2.24 0.37 0.07 82.72