---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-2839 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 843 12565 4 18682 30781 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:9d:1d:a8 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.46/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84119sec preferred_lft 84119sec inet6 fe80::f816:3eff:fe9d:1da8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 8e:95:d1:83:80:18 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::8c95:d1ff:fe83:8018/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-2839) 03/18/26 _x86_64_ (8 CPU) 12:48:55 LINUX RESTART (8 CPU) 12:50:28 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:00:32 422.51 4.48 411.40 6.62 281.00 43490.62 64370.27 13:10:01 236.79 0.37 226.02 10.41 16.27 26863.46 39160.32 13:20:17 11.55 0.13 11.15 0.26 5.47 414.39 4387.18 Average: 221.94 1.68 214.63 5.64 101.92 23370.57 35699.02 12:50:28 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:00:32 14354252 27698316 4540516 13.82 459336 12376600 4527204 13.35 3417780 13797600 543744 13:10:01 3441780 22610844 9544820 29.04 591628 17717488 15886196 46.85 4698708 21069648 164 13:20:17 1522452 20773608 11379720 34.63 592852 17790576 16998192 50.13 4759068 22894236 904 Average: 6439495 23694256 8488352 25.83 547939 15961555 12470531 36.77 4291852 19253828 181604 12:50:28 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:00:32 lo 0.52 0.52 0.10 0.10 0.00 0.00 0.00 0.00 13:00:32 ens3 378.04 232.89 2451.46 67.60 0.00 0.00 0.00 0.00 13:00:32 docker0 18.65 32.17 1.08 557.13 0.00 0.00 0.00 0.00 13:10:01 lo 0.60 0.60 0.08 0.08 0.00 0.00 0.00 0.00 13:10:01 ens3 125.48 82.65 1768.41 21.71 0.00 0.00 0.00 0.00 13:10:01 docker0 11.61 16.04 0.65 225.77 0.00 0.00 0.00 0.00 13:10:01 br-c5051ce031b9 0.31 0.28 0.01 0.02 0.00 0.00 0.00 0.00 13:10:01 vethf4715e0 0.04 0.14 0.00 0.01 0.00 0.00 0.00 0.00 13:10:01 vethe60d5e5 0.02 0.12 0.00 0.01 0.00 0.00 0.00 0.00 13:10:01 veth2462455 7.76 7.58 5.02 1.43 0.00 0.00 0.00 0.00 13:10:01 vethe1fd15c 0.25 0.29 0.02 0.02 0.00 0.00 0.00 0.00 13:10:01 veth05421cc 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 13:10:01 veth0a3bd77 1.72 1.71 0.18 1.06 0.00 0.00 0.00 0.00 13:10:01 veth8be817e 0.01 0.04 0.00 0.00 0.00 0.00 0.00 0.00 13:10:01 vetha922f08 0.92 0.78 0.12 0.90 0.00 0.00 0.00 0.00 13:20:17 lo 6.04 6.04 27.43 27.43 0.00 0.00 0.00 0.00 13:20:17 ens3 10.84 7.47 4.51 4.58 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 13:20:17 br-c5051ce031b9 3.30 3.20 26.74 0.75 0.00 0.00 0.00 0.00 13:20:17 vethf4715e0 0.22 0.19 0.02 0.08 0.00 0.00 0.00 0.00 13:20:17 vethe60d5e5 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:17 veth2462455 258.81 278.14 189.88 130.19 0.00 0.00 0.00 0.02 13:20:17 vethe1fd15c 0.47 0.27 0.07 0.44 0.00 0.00 0.00 0.00 13:20:17 veth05421cc 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:17 veth0a3bd77 130.05 120.78 101.04 68.02 0.00 0.00 0.00 0.01 13:20:17 vetha922f08 155.70 145.03 71.30 125.72 0.00 0.00 0.00 0.01 Average: lo 2.45 2.45 9.50 9.50 0.00 0.00 0.00 0.00 Average: ens3 171.27 107.49 1391.72 31.30 0.00 0.00 0.00 0.00 Average: docker0 9.99 15.96 0.57 259.90 0.00 0.00 0.00 0.00 Average: br-c5051ce031b9 1.24 1.19 9.21 0.26 0.00 0.00 0.00 0.00 Average: vethf4715e0 0.09 0.11 0.01 0.03 0.00 0.00 0.00 0.00 Average: vethe60d5e5 0.01 0.04 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth2462455 91.57 98.17 66.97 45.28 0.00 0.00 0.00 0.01 Average: vethe1fd15c 0.24 0.19 0.03 0.16 0.00 0.00 0.00 0.00 Average: veth05421cc 0.01 0.04 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth0a3bd77 45.32 42.13 34.84 23.75 0.00 0.00 0.00 0.00 Average: vetha922f08 53.90 50.18 24.58 43.57 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-2839) 03/18/26 _x86_64_ (8 CPU) 12:48:55 LINUX RESTART (8 CPU) 12:50:28 CPU %user %nice %system %iowait %steal %idle 13:00:32 all 22.84 0.00 3.43 0.69 0.08 72.96 13:00:32 0 18.16 0.00 3.11 0.93 0.08 77.72 13:00:32 1 14.47 0.00 2.88 0.62 0.07 81.96 13:00:32 2 26.11 0.00 4.14 0.70 0.09 68.96 13:00:32 3 25.56 0.00 4.41 0.89 0.08 69.05 13:00:32 4 26.66 0.00 3.23 0.67 0.08 69.36 13:00:32 5 21.67 0.00 3.57 0.75 0.07 73.93 13:00:32 6 23.27 0.00 3.04 0.57 0.07 73.05 13:00:32 7 26.84 0.00 3.07 0.41 0.08 69.60 13:10:01 all 18.14 0.03 2.60 0.52 0.07 78.65 13:10:01 0 21.15 0.01 2.33 0.47 0.07 75.96 13:10:01 1 19.84 0.02 3.23 0.76 0.08 76.06 13:10:01 2 17.42 0.03 2.99 0.26 0.07 79.21 13:10:01 3 19.81 0.03 2.80 0.34 0.07 76.94 13:10:01 4 17.61 0.04 2.55 0.41 0.07 79.32 13:10:01 5 15.93 0.02 2.23 0.76 0.06 81.00 13:10:01 6 17.16 0.04 2.41 0.54 0.07 79.79 13:10:01 7 16.17 0.01 2.24 0.60 0.06 80.93 13:20:17 all 8.53 0.00 1.18 0.02 0.06 90.21 13:20:17 0 8.79 0.00 1.17 0.01 0.06 89.97 13:20:17 1 9.01 0.00 1.29 0.01 0.06 89.62 13:20:17 2 8.86 0.00 1.35 0.01 0.06 89.72 13:20:17 3 8.69 0.00 1.19 0.01 0.06 90.06 13:20:17 4 8.02 0.00 1.04 0.08 0.06 90.80 13:20:17 5 8.71 0.00 1.14 0.01 0.06 90.08 13:20:17 6 7.88 0.00 1.07 0.04 0.06 90.95 13:20:17 7 8.26 0.00 1.19 0.01 0.06 90.47 Average: all 16.43 0.01 2.39 0.41 0.07 80.70 Average: 0 15.90 0.00 2.20 0.47 0.07 81.37 Average: 1 14.31 0.01 2.45 0.46 0.07 82.71 Average: 2 17.43 0.01 2.82 0.32 0.07 79.35 Average: 3 17.93 0.01 2.79 0.41 0.07 78.79 Average: 4 17.37 0.01 2.26 0.39 0.07 79.90 Average: 5 15.39 0.01 2.31 0.50 0.07 81.73 Average: 6 16.04 0.01 2.16 0.38 0.06 81.34 Average: 7 17.06 0.00 2.16 0.33 0.07 80.38