---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3066 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 848 12546 4 18697 30776 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:d8:d9:50 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.81/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84066sec preferred_lft 84066sec inet6 fe80::f816:3eff:fed8:d950/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 12:8c:38:82:a9:81 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::108c:38ff:fe82:a981/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-3066) 03/19/26 _x86_64_ (8 CPU) 10:56:00 LINUX RESTART (8 CPU) 11:00:37 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:10:04 528.08 1.12 493.78 33.18 53.81 47577.46 589667.80 11:20:01 179.96 0.32 173.81 5.83 16.31 19954.68 29431.99 11:30:16 11.03 0.13 10.63 0.27 5.46 472.35 2974.99 Average: 232.58 0.51 219.44 12.63 24.52 22028.53 198936.03 11:00:37 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:10:04 11489232 25878560 6346108 19.31 515932 13238116 4649024 13.71 3610724 16316940 1456 11:20:01 2750780 21945452 10209276 31.07 594556 17738488 15769776 46.50 4728628 21714208 1028 11:30:16 1524152 20816940 11336020 34.50 594944 17829876 16751388 49.40 4772868 22883484 680 Average: 5254721 22880317 9297135 28.29 568477 16268827 12390063 36.54 4370740 20304877 1055 11:00:37 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:10:04 lo 0.57 0.57 0.10 0.10 0.00 0.00 0.00 0.00 11:10:04 ens3 268.69 157.96 2073.36 32.31 0.00 0.00 0.00 0.00 11:10:04 docker0 18.44 36.06 1.07 592.99 0.00 0.00 0.00 0.00 11:20:01 lo 0.64 0.64 0.08 0.08 0.00 0.00 0.00 0.00 11:20:01 ens3 96.07 69.23 1375.57 16.54 0.00 0.00 0.00 0.00 11:20:01 docker0 10.58 15.74 0.60 215.29 0.00 0.00 0.00 0.00 11:20:01 br-0c79b7feedad 0.30 0.27 0.01 0.02 0.00 0.00 0.00 0.00 11:20:01 vethfa3ba55 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 11:20:01 veth8d3b3f8 0.37 0.37 0.04 0.18 0.00 0.00 0.00 0.00 11:20:01 veth253b0f2 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 11:20:01 vethcc1a1b7 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 11:20:01 veth275e6d1 34.86 35.78 11.90 12.15 0.00 0.00 0.00 0.00 11:20:01 veth8035c8b 30.74 29.72 15.01 8.42 0.00 0.00 0.00 0.00 11:20:01 veth2283c59 0.39 0.61 0.55 3.89 0.00 0.00 0.00 0.00 11:20:01 veth5e53f56 1.38 1.12 0.19 1.22 0.00 0.00 0.00 0.00 11:30:16 lo 8.26 8.26 36.37 36.37 0.00 0.00 0.00 0.00 11:30:16 ens3 15.71 10.63 6.97 6.90 0.00 0.00 0.00 0.00 11:30:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:16 br-0c79b7feedad 4.50 4.36 35.51 0.95 0.00 0.00 0.00 0.00 11:30:16 vethfa3ba55 0.22 0.20 0.02 0.08 0.00 0.00 0.00 0.00 11:30:16 veth8d3b3f8 0.40 0.20 0.07 0.35 0.00 0.00 0.00 0.00 11:30:16 veth253b0f2 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:16 vethcc1a1b7 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:16 veth275e6d1 309.10 333.72 242.45 155.44 0.00 0.00 0.00 0.02 11:30:16 veth8035c8b 126.88 116.65 104.68 74.54 0.00 0.00 0.00 0.01 11:30:16 veth5e53f56 215.15 200.33 98.30 171.90 0.00 0.00 0.00 0.01 Average: lo 3.25 3.25 12.63 12.63 0.00 0.00 0.00 0.00 Average: ens3 123.33 77.27 1124.99 18.24 0.00 0.00 0.00 0.00 Average: docker0 9.43 16.78 0.54 261.31 0.00 0.00 0.00 0.00 Average: br-0c79b7feedad 1.66 1.60 12.28 0.34 0.00 0.00 0.00 0.00 Average: vethfa3ba55 0.09 0.11 0.01 0.03 0.00 0.00 0.00 0.00 Average: veth8d3b3f8 0.26 0.20 0.04 0.18 0.00 0.00 0.00 0.00 Average: veth253b0f2 0.01 0.04 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethcc1a1b7 0.01 0.05 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth275e6d1 118.54 127.36 87.80 57.81 0.00 0.00 0.00 0.01 Average: veth8035c8b 54.17 50.29 41.22 28.59 0.00 0.00 0.00 0.00 Average: veth5e53f56 74.84 69.62 34.04 59.83 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-3066) 03/19/26 _x86_64_ (8 CPU) 10:56:00 LINUX RESTART (8 CPU) 11:00:37 CPU %user %nice %system %iowait %steal %idle 11:10:04 all 20.46 0.00 3.98 1.14 0.09 74.33 11:10:04 0 19.29 0.00 3.91 1.04 0.09 75.68 11:10:04 1 22.51 0.00 4.17 1.06 0.10 72.16 11:10:04 2 20.07 0.00 4.38 1.28 0.10 74.17 11:10:04 3 15.79 0.00 3.83 1.37 0.09 78.92 11:10:04 4 17.16 0.00 3.60 0.84 0.09 78.31 11:10:04 5 19.81 0.00 3.81 1.36 0.09 74.94 11:10:04 6 31.98 0.00 4.11 0.95 0.11 62.85 11:10:04 7 17.04 0.00 4.03 1.26 0.09 77.58 11:20:01 all 14.16 0.02 2.10 0.84 0.07 82.80 11:20:01 0 13.39 0.01 2.07 0.44 0.07 84.02 11:20:01 1 12.92 0.03 2.09 0.47 0.07 84.41 11:20:01 2 15.78 0.02 2.17 1.05 0.08 80.91 11:20:01 3 13.67 0.03 2.11 1.26 0.07 82.86 11:20:01 4 15.08 0.02 2.12 1.80 0.07 80.91 11:20:01 5 14.24 0.02 2.07 0.55 0.07 83.04 11:20:01 6 14.31 0.03 2.33 0.53 0.08 82.72 11:20:01 7 13.88 0.03 1.85 0.60 0.07 83.57 11:30:16 all 7.73 0.00 1.30 0.03 0.07 90.87 11:30:16 0 7.22 0.00 1.32 0.05 0.07 91.34 11:30:16 1 8.32 0.00 1.42 0.02 0.08 90.16 11:30:16 2 7.93 0.00 1.52 0.01 0.07 90.47 11:30:16 3 8.24 0.00 1.35 0.02 0.07 90.31 11:30:16 4 7.24 0.00 1.24 0.01 0.07 91.43 11:30:16 5 7.48 0.00 1.19 0.03 0.07 91.23 11:30:16 6 7.63 0.00 1.17 0.02 0.07 91.11 11:30:16 7 7.79 0.00 1.21 0.04 0.07 90.90 Average: all 13.95 0.01 2.42 0.66 0.08 82.88 Average: 0 13.14 0.00 2.40 0.50 0.08 83.88 Average: 1 14.39 0.01 2.52 0.50 0.08 82.48 Average: 2 14.44 0.01 2.65 0.76 0.08 82.06 Average: 3 12.48 0.01 2.40 0.87 0.08 84.17 Average: 4 13.04 0.01 2.29 0.88 0.08 83.71 Average: 5 13.69 0.01 2.32 0.63 0.08 83.28 Average: 6 17.65 0.01 2.50 0.49 0.09 79.27 Average: 7 12.79 0.01 2.32 0.62 0.07 84.19