---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-668 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 27G 128G 18% / 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 1018 13075 3 17997 30606 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:f5:b2:26 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.101/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83278sec preferred_lft 83278sec inet6 fe80::f816:3eff:fef5:b226/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether aa:50:f7:a7:ec:79 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::a850:f7ff:fea7:ec79/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-668) 03/09/26 _x86_64_ (8 CPU) 10:56:49 LINUX RESTART (8 CPU) 11:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:10:10 440.19 0.87 431.91 7.41 51.93 55026.85 75531.94 11:20:10 239.08 0.47 229.78 8.83 19.36 26844.51 17742.29 11:30:01 51.14 1.18 26.48 23.48 45.89 4029.54 460609.47 11:40:03 12.27 0.09 11.76 0.42 1.99 2414.71 363.88 Average: 186.98 0.65 176.36 9.97 29.79 22252.26 136974.60 11:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:10:10 11841232 28071540 4155380 12.64 486224 15128452 4165428 12.28 4506996 15105632 597620 11:20:10 244436 22023668 10119720 30.79 604148 20195680 15405108 45.43 5937392 22906800 3072 11:30:01 338936 20123812 11927436 36.29 587500 18345316 17444852 51.44 5854960 22900316 13340 11:40:03 422960 19680220 12359520 37.61 584040 17850416 17830940 52.58 5769380 22913832 9812 Average: 3211891 22474810 9640514 29.34 565478 17879966 13711582 40.43 5517182 20956645 155961 11:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:10:10 lo 0.45 0.45 0.09 0.09 0.00 0.00 0.00 0.00 11:10:10 ens3 250.84 158.55 2226.32 36.76 0.00 0.00 0.00 0.00 11:10:10 docker0 30.48 48.38 1.71 718.88 0.00 0.00 0.00 0.00 11:20:10 lo 0.58 0.58 0.09 0.09 0.00 0.00 0.00 0.00 11:20:10 ens3 129.29 82.63 1776.00 20.56 0.00 0.00 0.00 0.00 11:20:10 docker0 8.37 12.30 0.48 213.44 0.00 0.00 0.00 0.00 11:20:10 br-e2524c4e2247 0.29 0.26 0.01 0.02 0.00 0.00 0.00 0.00 11:20:10 veth6bcb2c1 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 11:20:10 vethfa9fc59 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 11:20:10 veth6ea2136 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 11:20:10 veth45de8a2 0.30 0.34 0.03 0.13 0.00 0.00 0.00 0.00 11:20:10 vethc84dd24 9.81 10.11 5.11 1.81 0.00 0.00 0.00 0.00 11:20:10 veth49dad86 4.77 4.47 0.78 1.54 0.00 0.00 0.00 0.00 11:20:10 vethd6815a1 0.13 0.20 0.26 0.04 0.00 0.00 0.00 0.00 11:20:10 veth1fb0642 1.03 0.85 0.14 0.97 0.00 0.00 0.00 0.00 11:30:01 lo 16.20 16.20 44.25 44.25 0.00 0.00 0.00 0.00 11:30:01 ens3 18.29 11.85 35.39 4.05 0.00 0.00 0.00 0.00 11:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:01 br-e2524c4e2247 15.12 17.44 8.64 67.33 0.00 0.00 0.00 0.00 11:30:01 veth6bcb2c1 0.10 0.10 0.01 0.03 0.00 0.00 0.00 0.00 11:30:01 vethfa9fc59 25.23 27.53 8.64 283.33 0.00 0.00 0.00 0.02 11:30:01 veth6ea2136 17.46 19.35 217.59 108.43 0.00 0.00 0.00 0.02 11:30:01 veth45de8a2 11.27 9.43 107.99 27.17 0.00 0.00 0.00 0.01 11:30:01 vethc84dd24 119.48 128.39 70.42 59.98 0.00 0.00 0.00 0.01 11:30:01 veth49dad86 88.34 82.25 81.82 40.01 0.00 0.00 0.00 0.01 11:30:01 veth1fb0642 46.77 43.26 19.73 33.18 0.00 0.00 0.00 0.00 11:40:03 lo 38.22 38.22 186.50 186.50 0.00 0.00 0.00 0.00 11:40:03 ens3 1.07 0.68 0.35 0.70 0.00 0.00 0.00 0.00 11:40:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:03 br-e2524c4e2247 25.00 26.31 38.65 148.90 0.00 0.00 0.00 0.00 11:40:03 veth6bcb2c1 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:03 vethfa9fc59 30.21 31.56 38.89 195.90 0.00 0.00 0.00 0.02 11:40:03 veth6ea2136 10.75 11.13 48.71 48.57 0.00 0.00 0.00 0.00 11:40:03 veth45de8a2 10.28 9.72 49.06 47.46 0.00 0.00 0.00 0.00 11:40:03 vethc84dd24 67.11 73.72 50.19 25.45 0.00 0.00 0.00 0.00 11:40:03 veth49dad86 46.97 44.00 58.44 23.72 0.00 0.00 0.00 0.00 11:40:03 veth1fb0642 33.47 29.98 15.01 29.14 0.00 0.00 0.00 0.00 Average: lo 13.82 13.82 57.68 57.68 0.00 0.00 0.00 0.00 Average: ens3 100.65 63.92 1016.88 15.63 0.00 0.00 0.00 0.00 Average: docker0 9.82 15.34 0.55 235.55 0.00 0.00 0.00 0.00 Average: br-e2524c4e2247 10.06 10.95 11.82 53.89 0.00 0.00 0.00 0.00 Average: veth6bcb2c1 0.03 0.06 0.00 0.01 0.00 0.00 0.00 0.00 Average: vethfa9fc59 13.78 14.71 11.87 118.80 0.00 0.00 0.00 0.01 Average: veth6ea2136 7.00 7.58 65.74 38.85 0.00 0.00 0.00 0.01 Average: veth45de8a2 5.43 4.84 38.87 18.61 0.00 0.00 0.00 0.00 Average: vethc84dd24 48.66 52.59 31.18 21.59 0.00 0.00 0.00 0.00 Average: veth49dad86 34.70 32.38 34.97 16.17 0.00 0.00 0.00 0.00 Average: veth1fb0642 20.15 18.37 8.65 15.71 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-668) 03/09/26 _x86_64_ (8 CPU) 10:56:49 LINUX RESTART (8 CPU) 11:00:01 CPU %user %nice %system %iowait %steal %idle 11:10:10 all 18.23 0.00 3.48 0.76 0.07 77.46 11:10:10 0 18.21 0.00 2.94 0.40 0.07 78.39 11:10:10 1 21.21 0.00 4.26 0.77 0.08 73.68 11:10:10 2 17.16 0.00 3.60 1.09 0.07 78.09 11:10:10 3 17.76 0.00 3.98 0.86 0.06 77.34 11:10:10 4 16.63 0.00 3.16 0.91 0.07 79.23 11:10:10 5 19.13 0.00 3.32 0.56 0.07 76.92 11:10:10 6 18.69 0.00 4.04 0.80 0.08 76.39 11:10:10 7 17.10 0.00 2.54 0.69 0.06 79.61 11:20:10 all 16.45 0.02 2.17 0.58 0.07 80.71 11:20:10 0 13.64 0.02 1.92 0.43 0.06 83.93 11:20:10 1 16.42 0.02 2.25 0.75 0.07 80.49 11:20:10 2 24.29 0.03 2.59 0.42 0.08 72.60 11:20:10 3 13.59 0.02 2.15 0.39 0.07 83.78 11:20:10 4 17.96 0.02 2.38 0.56 0.07 79.02 11:20:10 5 14.08 0.02 1.86 0.50 0.06 83.47 11:20:10 6 16.43 0.01 2.17 0.97 0.07 80.35 11:20:10 7 15.23 0.01 2.04 0.59 0.07 82.06 11:30:01 all 9.94 0.01 1.59 0.33 0.08 88.05 11:30:01 0 9.74 0.01 1.64 0.17 0.08 88.37 11:30:01 1 10.34 0.01 1.62 0.12 0.09 87.82 11:30:01 2 11.34 0.01 1.62 0.18 0.09 86.75 11:30:01 3 10.75 0.01 1.58 0.94 0.09 86.64 11:30:01 4 8.73 0.00 1.59 0.14 0.08 89.45 11:30:01 5 8.45 0.00 1.56 0.55 0.09 89.35 11:30:01 6 10.40 0.00 1.54 0.26 0.09 87.71 11:30:01 7 9.78 0.01 1.58 0.28 0.08 88.28 11:40:03 all 8.14 0.00 1.88 0.08 0.09 89.81 11:40:03 0 7.59 0.00 1.96 0.08 0.09 90.28 11:40:03 1 9.02 0.00 1.92 0.05 0.09 88.92 11:40:03 2 8.66 0.00 2.00 0.18 0.10 89.06 11:40:03 3 7.78 0.00 1.74 0.07 0.09 90.32 11:40:03 4 8.19 0.00 1.79 0.12 0.09 89.81 11:40:03 5 8.49 0.00 1.94 0.06 0.09 89.42 11:40:03 6 7.22 0.00 1.84 0.06 0.09 90.79 11:40:03 7 8.17 0.00 1.82 0.06 0.09 89.87 Average: all 13.22 0.01 2.29 0.44 0.08 83.97 Average: 0 12.32 0.01 2.12 0.27 0.07 85.21 Average: 1 14.28 0.01 2.52 0.43 0.08 82.69 Average: 2 15.38 0.01 2.46 0.47 0.08 81.59 Average: 3 12.49 0.01 2.37 0.56 0.08 84.50 Average: 4 12.90 0.00 2.23 0.44 0.08 84.35 Average: 5 12.58 0.01 2.18 0.42 0.08 84.75 Average: 6 13.21 0.00 2.41 0.52 0.08 83.78 Average: 7 12.60 0.00 2.00 0.41 0.07 84.92