---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-12982 5.15.0-181-generic #191-Ubuntu SMP Fri May 22 19:09:02 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 865 11964 4 19262 30758 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:f9:e7:5d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.194/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84196sec preferred_lft 84196sec inet6 fe80::f816:3eff:fef9:e75d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3e:95:9e:f8:43:15 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::3c95:9eff:fef8:4315/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-12982) 07/27/26 _x86_64_ (8 CPU) 15:06:34 LINUX RESTART (8 CPU) 15:10:16 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:20:00 550.82 1.06 535.58 14.18 51.84 56488.07 92032.49 15:30:06 102.19 0.37 75.66 26.15 17.17 10053.37 451730.72 15:40:32 9.98 0.01 9.76 0.21 0.32 443.41 5626.12 Average: 214.61 0.47 200.78 13.37 22.51 21666.58 182384.25 15:10:16 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:20:00 9981740 27561504 4648600 14.15 556708 16228688 4775904 14.08 4479956 16782796 176 15:30:06 1065620 20859056 11292108 34.36 604340 18283432 17440264 51.43 4818624 23259260 648 15:40:32 490792 20373572 11776584 35.84 604724 18368628 17594688 51.88 4856884 23780612 360 Average: 3846051 22931377 9239097 28.11 588591 17626916 13270285 39.13 4718488 21274223 395 15:10:16 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:20:00 lo 0.51 0.51 0.05 0.05 0.00 0.00 0.00 0.00 15:20:00 ens3 426.85 250.26 2558.68 89.74 0.00 0.00 0.00 0.00 15:20:00 docker0 24.93 45.79 1.59 779.20 0.00 0.00 0.00 0.00 15:30:06 lo 0.61 0.61 0.19 0.19 0.00 0.00 0.00 0.00 15:30:06 ens3 54.62 37.28 898.43 7.73 0.00 0.00 0.00 0.00 15:30:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:30:06 br-4d3dbe2035b6 0.33 0.30 0.15 0.02 0.00 0.00 0.00 0.00 15:30:06 veth6883b6e 0.47 0.43 0.06 0.26 0.00 0.00 0.00 0.00 15:30:06 veth52e8cf6 0.03 0.13 0.00 0.01 0.00 0.00 0.00 0.00 15:30:06 vethf7eac27 72.52 76.51 36.44 37.21 0.00 0.00 0.00 0.00 15:30:06 veth5da1621 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 15:30:06 veth6d7b26c 0.03 0.13 0.00 0.01 0.00 0.00 0.00 0.00 15:30:06 veth6eeb983 72.42 68.03 49.65 33.34 0.00 0.00 0.00 0.00 15:30:06 vethc1fa553 2.16 1.70 0.29 1.66 0.00 0.00 0.00 0.00 15:40:32 lo 9.81 9.81 54.12 54.12 0.00 0.00 0.00 0.00 15:40:32 ens3 14.70 8.69 5.75 5.78 0.00 0.00 0.00 0.00 15:40:32 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:40:32 br-4d3dbe2035b6 5.71 5.19 53.15 1.12 0.00 0.00 0.00 0.00 15:40:32 veth6883b6e 0.40 0.20 0.07 0.34 0.00 0.00 0.00 0.00 15:40:32 veth52e8cf6 0.22 0.19 0.02 0.08 0.00 0.00 0.00 0.00 15:40:32 vethf7eac27 310.62 336.03 256.34 146.99 0.00 0.00 0.00 0.02 15:40:32 veth5da1621 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:40:32 veth6d7b26c 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:40:32 veth6eeb983 106.91 97.88 94.42 69.04 0.00 0.00 0.00 0.01 15:40:32 vethc1fa553 237.53 220.87 108.77 191.05 0.00 0.00 0.00 0.02 Average: lo 3.75 3.75 18.73 18.73 0.00 0.00 0.00 0.00 Average: ens3 160.51 95.88 1124.43 33.42 0.00 0.00 0.00 0.00 Average: docker0 8.01 14.72 0.51 250.45 0.00 0.00 0.00 0.00 Average: br-4d3dbe2035b6 2.08 1.89 18.37 0.39 0.00 0.00 0.00 0.00 Average: veth6883b6e 0.30 0.21 0.04 0.21 0.00 0.00 0.00 0.00 Average: veth52e8cf6 0.09 0.11 0.01 0.03 0.00 0.00 0.00 0.00 Average: vethf7eac27 131.26 141.35 100.51 63.08 0.00 0.00 0.00 0.01 Average: veth5da1621 0.01 0.04 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth6d7b26c 0.01 0.04 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth6eeb983 61.03 56.45 49.12 34.93 0.00 0.00 0.00 0.00 Average: vethc1fa553 82.57 76.68 37.58 66.39 0.00 0.00 0.00 0.01 ---> sar -P ALL: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-12982) 07/27/26 _x86_64_ (8 CPU) 15:06:34 LINUX RESTART (8 CPU) 15:10:16 CPU %user %nice %system %iowait %steal %idle 15:20:00 all 34.21 0.00 4.81 6.68 0.15 54.13 15:20:00 0 32.24 0.00 5.25 6.46 0.15 55.89 15:20:00 1 30.01 0.00 4.86 9.79 0.15 55.20 15:20:00 2 38.97 0.00 4.62 4.58 0.16 51.67 15:20:00 3 34.79 0.00 4.38 6.32 0.15 54.37 15:20:00 4 33.74 0.00 5.38 6.01 0.15 54.72 15:20:00 5 32.27 0.00 4.87 8.23 0.15 54.48 15:20:00 6 36.20 0.00 4.61 5.49 0.15 53.54 15:20:00 7 35.49 0.00 4.55 6.61 0.16 53.19 15:30:06 all 10.02 0.02 1.42 0.66 0.08 87.79 15:30:06 0 10.30 0.01 1.56 0.54 0.08 87.51 15:30:06 1 9.35 0.02 1.39 0.61 0.08 88.54 15:30:06 2 10.29 0.02 1.43 0.40 0.08 87.78 15:30:06 3 10.75 0.02 1.42 0.78 0.07 86.95 15:30:06 4 10.44 0.04 1.40 0.76 0.08 87.27 15:30:06 5 9.43 0.03 1.36 1.01 0.08 88.09 15:30:06 6 9.36 0.02 1.54 0.67 0.08 88.33 15:30:06 7 10.24 0.03 1.27 0.54 0.08 87.85 15:40:32 all 6.51 0.00 1.44 0.35 0.10 91.60 15:40:32 0 6.37 0.00 1.48 1.36 0.10 90.69 15:40:32 1 7.46 0.00 1.63 0.15 0.11 90.65 15:40:32 2 6.43 0.00 1.50 0.12 0.11 91.85 15:40:32 3 6.60 0.00 1.45 0.14 0.10 91.71 15:40:32 4 7.51 0.00 1.45 0.05 0.10 90.90 15:40:32 5 5.58 0.00 1.23 0.12 0.10 92.98 15:40:32 6 6.31 0.00 1.35 0.72 0.10 91.52 15:40:32 7 5.85 0.00 1.42 0.11 0.10 92.52 Average: all 16.60 0.01 2.52 2.49 0.11 78.26 Average: 0 16.01 0.00 2.72 2.72 0.11 78.43 Average: 1 15.36 0.01 2.59 3.41 0.11 78.53 Average: 2 18.22 0.01 2.48 1.65 0.11 77.52 Average: 3 17.07 0.01 2.38 2.34 0.11 78.09 Average: 4 16.93 0.01 2.70 2.21 0.11 78.04 Average: 5 15.45 0.01 2.45 3.02 0.11 78.96 Average: 6 16.95 0.01 2.46 2.24 0.11 78.23 Average: 7 16.85 0.01 2.37 2.35 0.11 78.31