---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3499 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 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 800 19880 4 11411 30824 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:53:21:36 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.42/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84581sec preferred_lft 84581sec inet6 fe80::f816:3eff:fe53:2136/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether b6:96:99:29:ab: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::b496:99ff:fe29:ab52/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-3499) 03/20/26 _x86_64_ (8 CPU) 13:04:37 LINUX RESTART (8 CPU) 13:10:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:20:06 1.65 0.21 1.42 0.02 1.83 17.59 245.17 13:30:06 197.67 5.36 167.23 25.09 646.36 35546.91 485687.51 Average: 99.66 2.78 84.32 12.55 324.09 17782.25 242966.34 13:10:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:20:06 30167436 31791072 596420 1.81 60756 1901748 1507636 4.45 182064 2237988 12 13:30:06 14862452 26320328 5897180 17.94 237432 11166800 15592552 45.98 1612256 15462288 480 Average: 22514944 29055700 3246800 9.88 149094 6534274 8550094 25.21 897160 8850138 246 13:10:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:20:06 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 13:20:06 ens3 0.38 0.24 0.14 0.30 0.00 0.00 0.00 0.00 13:20:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:06 lo 1.90 1.90 0.32 0.32 0.00 0.00 0.00 0.00 13:30:06 ens3 192.85 118.94 4740.04 14.07 0.00 0.00 0.00 0.00 13:30:06 docker0 4.99 7.50 0.43 138.44 0.00 0.00 0.00 0.00 13:30:06 br-c7c43529f83e 1.41 2.60 0.10 35.64 0.00 0.00 0.00 0.00 13:30:06 veth66c38bc 1.03 1.31 0.47 0.89 0.00 0.00 0.00 0.00 13:30:06 veth8d5e923 0.62 1.00 0.10 0.12 0.00 0.00 0.00 0.00 13:30:06 veth4e967db 57.60 60.47 12.39 8.23 0.00 0.00 0.00 0.00 13:30:06 vethf0e9e85 0.40 0.55 0.04 1.07 0.00 0.00 0.00 0.00 13:30:06 vethc0e23c5 0.01 0.17 0.00 0.01 0.00 0.00 0.00 0.00 13:30:06 vethd4b439e 32.35 23.39 4.13 3.61 0.00 0.00 0.00 0.00 13:30:06 veth2ec81dd 1.26 2.73 0.11 35.64 0.00 0.00 0.00 0.00 13:30:06 veth2529c1c 3.96 5.63 0.68 0.75 0.00 0.00 0.00 0.00 13:30:06 veth299e648 4.09 5.75 0.76 0.77 0.00 0.00 0.00 0.00 13:30:06 veth993c13c 3.98 5.63 0.62 0.75 0.00 0.00 0.00 0.00 13:30:06 vetheb8d364 19.45 19.47 3.14 4.47 0.00 0.00 0.00 0.00 13:30:06 veth91e32e8 3.81 5.38 0.68 0.80 0.00 0.00 0.00 0.00 13:30:06 vethb07fd98 14.31 15.64 2.05 3.16 0.00 0.00 0.00 0.00 13:30:06 veth76fa4f1 2.66 3.55 0.39 0.32 0.00 0.00 0.00 0.00 13:30:06 veth3f28372 25.90 26.09 5.07 5.31 0.00 0.00 0.00 0.00 13:30:06 veth1acab83 0.97 0.86 0.44 0.95 0.00 0.00 0.00 0.00 Average: lo 1.00 1.00 0.16 0.16 0.00 0.00 0.00 0.00 Average: ens3 96.62 59.59 2370.09 7.18 0.00 0.00 0.00 0.00 Average: docker0 2.50 3.75 0.21 69.22 0.00 0.00 0.00 0.00 Average: br-c7c43529f83e 0.71 1.30 0.05 17.82 0.00 0.00 0.00 0.00 Average: veth66c38bc 0.51 0.65 0.23 0.44 0.00 0.00 0.00 0.00 Average: veth8d5e923 0.31 0.50 0.05 0.06 0.00 0.00 0.00 0.00 Average: veth4e967db 28.80 30.23 6.20 4.12 0.00 0.00 0.00 0.00 Average: vethf0e9e85 0.20 0.27 0.02 0.54 0.00 0.00 0.00 0.00 Average: vethc0e23c5 0.00 0.08 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethd4b439e 16.18 11.70 2.06 1.80 0.00 0.00 0.00 0.00 Average: veth2ec81dd 0.63 1.37 0.05 17.82 0.00 0.00 0.00 0.00 Average: veth2529c1c 1.98 2.81 0.34 0.38 0.00 0.00 0.00 0.00 Average: veth299e648 2.05 2.87 0.38 0.39 0.00 0.00 0.00 0.00 Average: veth993c13c 1.99 2.82 0.31 0.38 0.00 0.00 0.00 0.00 Average: vetheb8d364 9.72 9.74 1.57 2.24 0.00 0.00 0.00 0.00 Average: veth91e32e8 1.91 2.69 0.34 0.40 0.00 0.00 0.00 0.00 Average: vethb07fd98 7.16 7.82 1.03 1.58 0.00 0.00 0.00 0.00 Average: veth76fa4f1 1.33 1.77 0.20 0.16 0.00 0.00 0.00 0.00 Average: veth3f28372 12.95 13.04 2.54 2.65 0.00 0.00 0.00 0.00 Average: veth1acab83 0.49 0.43 0.22 0.48 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-3499) 03/20/26 _x86_64_ (8 CPU) 13:04:37 LINUX RESTART (8 CPU) 13:10:06 CPU %user %nice %system %iowait %steal %idle 13:20:06 all 0.06 0.00 0.01 0.01 0.01 99.91 13:20:06 0 0.01 0.00 0.01 0.00 0.00 99.98 13:20:06 1 0.04 0.00 0.02 0.03 0.01 99.90 13:20:06 2 0.34 0.00 0.01 0.01 0.01 99.63 13:20:06 3 0.02 0.00 0.02 0.00 0.01 99.95 13:20:06 4 0.02 0.00 0.02 0.00 0.02 99.94 13:20:06 5 0.01 0.00 0.01 0.00 0.01 99.96 13:20:06 6 0.01 0.00 0.00 0.00 0.00 99.99 13:20:06 7 0.02 0.00 0.01 0.01 0.00 99.96 13:30:06 all 13.05 0.00 2.46 0.70 0.06 83.73 13:30:06 0 12.21 0.00 2.53 0.53 0.06 84.68 13:30:06 1 12.32 0.00 2.36 0.88 0.06 84.37 13:30:06 2 11.90 0.00 2.32 0.60 0.07 85.12 13:30:06 3 13.19 0.00 2.49 0.44 0.06 83.82 13:30:06 4 13.21 0.00 2.47 0.62 0.06 83.64 13:30:06 5 15.15 0.00 2.50 0.80 0.07 81.48 13:30:06 6 13.60 0.00 2.66 1.10 0.06 82.58 13:30:06 7 12.82 0.00 2.31 0.67 0.06 84.15 Average: all 6.54 0.00 1.23 0.35 0.04 91.84 Average: 0 6.10 0.00 1.27 0.26 0.03 92.35 Average: 1 6.17 0.00 1.19 0.46 0.04 92.15 Average: 2 6.11 0.00 1.16 0.30 0.04 92.39 Average: 3 6.59 0.00 1.25 0.22 0.03 91.90 Average: 4 6.60 0.00 1.24 0.31 0.04 91.80 Average: 5 7.57 0.00 1.26 0.40 0.04 90.74 Average: 6 6.79 0.00 1.33 0.55 0.03 91.30 Average: 7 6.40 0.00 1.16 0.34 0.03 92.07