---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3658 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 19G 137G 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 782 19021 4 12287 30841 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:2d:fd:13 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.35/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84699sec preferred_lft 84699sec inet6 fe80::f816:3eff:fe2d:fd13/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 82:c8:d9:f7:6c:bc 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::80c8:d9ff:fef7:6cbc/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-3658) 04/20/26 _x86_64_ (8 CPU) 13:06:52 LINUX RESTART (8 CPU) 13:10:17 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:20:17 4.64 0.58 3.72 0.34 606.69 655.75 17802.31 13:30:17 167.19 5.27 152.88 9.04 652.04 37135.23 8055.11 Average: 85.92 2.93 78.30 4.69 629.37 18895.49 12928.71 13:10:17 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:20:17 29770020 31753008 628508 1.91 64704 2253760 1523076 4.49 387676 2415956 116 13:30:17 14344748 26703580 5511264 16.77 235756 12045424 15156736 44.70 1804956 15749620 508 Average: 22057384 29228294 3069886 9.34 150230 7149592 8339906 24.59 1096316 9082788 312 13:10:17 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:20:17 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 13:20:17 ens3 11.11 4.91 189.05 1.08 0.00 0.00 0.00 0.00 13:20:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:17 lo 1.97 1.97 0.32 0.32 0.00 0.00 0.00 0.00 13:30:17 ens3 194.13 110.22 5015.67 13.96 0.00 0.00 0.00 0.00 13:30:17 docker0 4.97 7.00 0.43 138.74 0.00 0.00 0.00 0.00 13:30:17 br-af3eb875939c 1.34 1.76 0.09 36.04 0.00 0.00 0.00 0.00 13:30:17 veth6458183 0.01 0.17 0.00 0.01 0.00 0.00 0.00 0.00 13:30:17 vethafe8261 57.10 60.01 12.22 8.18 0.00 0.00 0.00 0.00 13:30:17 vethcdfc0d0 0.38 0.53 0.04 1.04 0.00 0.00 0.00 0.00 13:30:17 veth6ae7dfb 0.99 1.27 0.47 0.89 0.00 0.00 0.00 0.00 13:30:17 vethe05d8f1 0.60 0.95 0.09 0.12 0.00 0.00 0.00 0.00 13:30:17 veth77cdc59 1.20 1.89 0.10 36.05 0.00 0.00 0.00 0.00 13:30:17 veth75cbd6b 32.47 23.46 4.14 3.62 0.00 0.00 0.00 0.00 13:30:17 veth0a8864d 19.46 19.48 3.14 4.47 0.00 0.00 0.00 0.00 13:30:17 veth643c2fc 3.94 5.61 0.68 0.75 0.00 0.00 0.00 0.00 13:30:17 veth0a2a995 4.13 5.78 0.77 0.78 0.00 0.00 0.00 0.00 13:30:17 veth52c31cd 3.99 5.65 0.63 0.75 0.00 0.00 0.00 0.00 13:30:17 veth399f407 14.32 15.65 2.05 3.16 0.00 0.00 0.00 0.00 13:30:17 veth4070ce7 3.82 5.39 0.68 0.80 0.00 0.00 0.00 0.00 13:30:17 vethbef4827 2.70 3.58 0.40 0.32 0.00 0.00 0.00 0.00 13:30:17 vethf164acb 25.39 25.61 5.00 5.14 0.00 0.00 0.00 0.00 13:30:17 veth966b44c 0.97 0.86 0.44 0.96 0.00 0.00 0.00 0.00 Average: lo 1.05 1.05 0.17 0.17 0.00 0.00 0.00 0.00 Average: ens3 102.62 57.56 2602.36 7.52 0.00 0.00 0.00 0.00 Average: docker0 2.49 3.50 0.21 69.37 0.00 0.00 0.00 0.00 Average: br-af3eb875939c 0.67 0.88 0.05 18.02 0.00 0.00 0.00 0.00 Average: veth6458183 0.00 0.09 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethafe8261 28.55 30.00 6.11 4.09 0.00 0.00 0.00 0.00 Average: vethcdfc0d0 0.19 0.26 0.02 0.52 0.00 0.00 0.00 0.00 Average: veth6ae7dfb 0.49 0.63 0.23 0.44 0.00 0.00 0.00 0.00 Average: vethe05d8f1 0.30 0.47 0.05 0.06 0.00 0.00 0.00 0.00 Average: veth77cdc59 0.60 0.94 0.05 18.02 0.00 0.00 0.00 0.00 Average: veth75cbd6b 16.24 11.73 2.07 1.81 0.00 0.00 0.00 0.00 Average: veth0a8864d 9.73 9.74 1.57 2.24 0.00 0.00 0.00 0.00 Average: veth643c2fc 1.97 2.81 0.34 0.38 0.00 0.00 0.00 0.00 Average: veth0a2a995 2.07 2.89 0.38 0.39 0.00 0.00 0.00 0.00 Average: veth52c31cd 2.00 2.82 0.31 0.38 0.00 0.00 0.00 0.00 Average: veth399f407 7.16 7.82 1.02 1.58 0.00 0.00 0.00 0.00 Average: veth4070ce7 1.91 2.70 0.34 0.40 0.00 0.00 0.00 0.00 Average: vethbef4827 1.35 1.79 0.20 0.16 0.00 0.00 0.00 0.00 Average: vethf164acb 12.70 12.80 2.50 2.57 0.00 0.00 0.00 0.00 Average: veth966b44c 0.48 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-3658) 04/20/26 _x86_64_ (8 CPU) 13:06:52 LINUX RESTART (8 CPU) 13:10:17 CPU %user %nice %system %iowait %steal %idle 13:20:17 all 0.29 0.00 0.08 0.04 0.01 99.59 13:20:17 0 0.12 0.00 0.06 0.03 0.01 99.80 13:20:17 1 0.22 0.00 0.08 0.03 0.01 99.67 13:20:17 2 0.40 0.00 0.05 0.01 0.01 99.53 13:20:17 3 0.16 0.00 0.08 0.21 0.01 99.55 13:20:17 4 0.18 0.00 0.08 0.01 0.01 99.72 13:20:17 5 0.39 0.00 0.06 0.01 0.01 99.53 13:20:17 6 0.72 0.00 0.13 0.03 0.01 99.11 13:20:17 7 0.15 0.00 0.07 0.00 0.00 99.78 13:30:17 all 13.36 0.00 2.47 0.79 0.08 83.30 13:30:17 0 12.27 0.00 2.33 0.76 0.07 84.57 13:30:17 1 12.38 0.00 2.39 0.86 0.08 84.31 13:30:17 2 15.16 0.00 2.62 1.06 0.09 81.08 13:30:17 3 13.32 0.00 2.47 0.83 0.08 83.31 13:30:17 4 14.13 0.00 2.56 0.79 0.08 82.45 13:30:17 5 13.79 0.00 2.46 0.88 0.08 82.79 13:30:17 6 12.00 0.00 2.32 0.45 0.07 85.16 13:30:17 7 13.85 0.00 2.58 0.74 0.08 82.76 Average: all 6.81 0.00 1.27 0.42 0.04 91.46 Average: 0 6.19 0.00 1.19 0.39 0.04 92.19 Average: 1 6.29 0.00 1.23 0.44 0.04 92.00 Average: 2 7.76 0.00 1.33 0.53 0.05 90.33 Average: 3 6.73 0.00 1.27 0.52 0.04 91.45 Average: 4 7.13 0.00 1.32 0.40 0.04 91.11 Average: 5 7.08 0.00 1.26 0.44 0.04 91.18 Average: 6 6.34 0.00 1.22 0.24 0.04 92.16 Average: 7 6.98 0.00 1.32 0.37 0.04 91.29