---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3091 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 875 12015 4 19200 30749 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:69:61:c3 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.104/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84557sec preferred_lft 84557sec inet6 fe80::f816:3eff:fe69:61c3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 82:12:ff:01:10:c5 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::8012:ffff:fe01:10c5/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-3091) 03/19/26 _x86_64_ (8 CPU) 12:14:29 LINUX RESTART (8 CPU) 12:20:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:30:20 277.94 0.53 266.68 10.73 24.34 48256.02 56191.13 12:40:01 11.11 0.13 10.66 0.32 5.49 447.72 2361.16 Average: 148.91 0.34 142.88 5.70 15.23 25138.07 30161.38 12:20:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:30:20 2301392 22010324 10142008 30.86 598944 18223728 15849016 46.74 4222192 22648768 772 12:40:01 1084236 20877408 11273568 34.31 599496 18302956 16762292 49.43 4265064 23810348 1132 Average: 1692814 21443866 10707788 32.58 599220 18263342 16305654 48.08 4243628 23229558 952 12:20:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:30:20 lo 0.73 0.73 0.12 0.12 0.00 0.00 0.00 0.00 12:30:20 ens3 260.88 166.23 3338.34 47.12 0.00 0.00 0.00 0.00 12:30:20 docker0 17.79 33.58 1.05 608.73 0.00 0.00 0.00 0.00 12:30:20 br-ca43cbb1d19a 0.29 0.26 0.01 0.02 0.00 0.00 0.00 0.00 12:30:20 vethffa7231 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 12:30:20 veth2005c58 30.43 31.24 9.33 8.92 0.00 0.00 0.00 0.00 12:30:20 veth4fa7e4d 0.37 0.37 0.04 0.18 0.00 0.00 0.00 0.00 12:30:20 veth7f0c695 0.02 0.10 0.00 0.01 0.00 0.00 0.00 0.00 12:30:20 vetha108eac 0.04 0.11 0.00 0.01 0.00 0.00 0.00 0.00 12:30:20 veth603db6b 26.23 25.40 10.24 5.91 0.00 0.00 0.00 0.00 12:30:20 veth85f40cd 0.30 0.45 0.47 2.30 0.00 0.00 0.00 0.00 12:30:20 vethf20fee6 1.36 1.10 0.19 1.18 0.00 0.00 0.00 0.00 12:40:01 lo 8.10 8.10 37.37 37.37 0.00 0.00 0.00 0.00 12:40:01 ens3 12.96 9.52 4.46 4.85 0.00 0.00 0.00 0.00 12:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:01 br-ca43cbb1d19a 4.37 4.25 36.51 0.94 0.00 0.00 0.00 0.00 12:40:01 vethffa7231 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:01 veth2005c58 304.43 328.96 240.76 155.78 0.00 0.00 0.00 0.02 12:40:01 veth4fa7e4d 0.40 0.20 0.07 0.34 0.00 0.00 0.00 0.00 12:40:01 veth7f0c695 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:01 vetha108eac 0.23 0.21 0.03 0.09 0.00 0.00 0.00 0.00 12:40:01 veth603db6b 129.16 118.52 111.63 77.01 0.00 0.00 0.00 0.01 12:40:01 vethf20fee6 208.21 193.79 94.74 167.79 0.00 0.00 0.00 0.01 Average: lo 4.29 4.29 18.13 18.13 0.00 0.00 0.00 0.00 Average: ens3 141.00 90.45 1726.23 26.68 0.00 0.00 0.00 0.00 Average: docker0 9.19 17.34 0.54 314.37 0.00 0.00 0.00 0.00 Average: br-ca43cbb1d19a 2.27 2.19 17.66 0.46 0.00 0.00 0.00 0.00 Average: vethffa7231 0.02 0.07 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth2005c58 162.93 175.20 121.24 79.94 0.00 0.00 0.00 0.01 Average: veth4fa7e4d 0.38 0.29 0.05 0.26 0.00 0.00 0.00 0.00 Average: veth7f0c695 0.01 0.05 0.00 0.00 0.00 0.00 0.00 0.00 Average: vetha108eac 0.13 0.16 0.01 0.05 0.00 0.00 0.00 0.00 Average: veth603db6b 76.00 70.43 59.27 40.29 0.00 0.00 0.00 0.00 Average: vethf20fee6 101.38 94.28 45.91 81.74 0.00 0.00 0.00 0.01 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-3091) 03/19/26 _x86_64_ (8 CPU) 12:14:29 LINUX RESTART (8 CPU) 12:20:00 CPU %user %nice %system %iowait %steal %idle 12:30:20 all 26.31 0.02 3.46 0.92 0.09 69.20 12:30:20 0 23.08 0.02 3.13 0.97 0.08 72.72 12:30:20 1 28.18 0.01 3.83 0.87 0.09 67.02 12:30:20 2 25.75 0.03 3.38 0.95 0.08 69.81 12:30:20 3 26.52 0.01 3.52 1.48 0.09 68.39 12:30:20 4 28.68 0.04 3.65 0.83 0.09 66.70 12:30:20 5 26.53 0.01 3.08 0.94 0.08 69.36 12:30:20 6 28.39 0.02 3.49 0.47 0.08 67.55 12:30:20 7 23.38 0.02 3.58 0.88 0.08 72.06 12:40:01 all 7.35 0.00 1.19 0.02 0.07 91.36 12:40:01 0 6.60 0.00 1.24 0.05 0.07 92.04 12:40:01 1 8.04 0.00 1.30 0.04 0.07 90.56 12:40:01 2 7.14 0.00 1.31 0.01 0.07 91.47 12:40:01 3 7.47 0.00 1.15 0.02 0.06 91.30 12:40:01 4 7.28 0.00 1.11 0.01 0.06 91.53 12:40:01 5 7.77 0.00 1.16 0.01 0.06 90.99 12:40:01 6 7.80 0.00 1.15 0.04 0.07 90.95 12:40:01 7 6.73 0.00 1.13 0.01 0.06 92.07 Average: all 17.17 0.01 2.37 0.49 0.08 79.89 Average: 0 15.14 0.01 2.22 0.52 0.07 82.04 Average: 1 18.47 0.01 2.61 0.47 0.08 78.37 Average: 2 16.78 0.02 2.38 0.50 0.08 80.24 Average: 3 17.32 0.01 2.37 0.77 0.08 79.45 Average: 4 18.36 0.02 2.43 0.44 0.08 78.67 Average: 5 17.48 0.00 2.15 0.49 0.07 79.80 Average: 6 18.47 0.01 2.37 0.26 0.07 78.82 Average: 7 15.34 0.01 2.39 0.46 0.07 81.72