---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-2721 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: 5600.00 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 859 12437 4 18796 30765 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:45:6d:e1 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 84156sec preferred_lft 84156sec inet6 fe80::f816:3eff:fe45:6de1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 86:2e:05:c6:d8:7b 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::842e:5ff:fec6:d87b/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-2721) 03/18/26 _x86_64_ (8 CPU) 06:47:30 LINUX RESTART (8 CPU) 06:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:00:01 479.66 1.38 469.78 8.51 455.55 47750.52 41907.64 07:10:01 200.39 0.30 192.08 8.01 14.19 20341.21 26325.15 07:20:01 11.98 0.14 11.56 0.28 5.61 488.08 4669.95 Average: 230.68 0.60 224.48 5.60 158.45 22859.92 24300.92 06:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:00:01 11262144 25715032 6509876 19.81 504500 13311852 5197516 15.33 3665288 16454884 7048 07:10:01 1786364 21079416 11075504 33.70 590940 17839312 16576420 48.88 4819292 22586612 748 07:20:01 413360 19804396 12348988 37.58 591424 17929920 17617048 51.95 4863564 23902116 516 Average: 4487289 22199615 9978123 30.36 562288 16360361 13130328 38.72 4449381 20981204 2771 06:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:00:01 lo 0.51 0.51 0.08 0.08 0.00 0.00 0.00 0.00 07:00:01 ens3 299.13 185.63 2414.75 48.39 0.00 0.00 0.00 0.00 07:00:01 docker0 16.55 28.53 0.96 559.37 0.00 0.00 0.00 0.00 07:10:01 lo 0.49 0.49 0.06 0.06 0.00 0.00 0.00 0.00 07:10:01 ens3 116.98 81.07 1373.12 20.65 0.00 0.00 0.00 0.00 07:10:01 docker0 12.18 17.06 0.67 215.37 0.00 0.00 0.00 0.00 07:10:01 br-3cbb2d8587af 0.29 0.26 0.01 0.02 0.00 0.00 0.00 0.00 07:10:01 veth69fbd7a 0.03 0.13 0.00 0.01 0.00 0.00 0.00 0.00 07:10:01 veth7ea0491 0.03 0.13 0.00 0.01 0.00 0.00 0.00 0.00 07:10:01 vetha03d1df 0.36 0.37 0.04 0.17 0.00 0.00 0.00 0.00 07:10:01 vethe857080 30.14 30.54 8.97 8.41 0.00 0.00 0.00 0.00 07:10:01 veth966a786 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 07:10:01 veth31ddeca 25.33 24.90 9.31 5.31 0.00 0.00 0.00 0.00 07:10:01 veth03a1a45 0.26 0.39 0.37 1.94 0.00 0.00 0.00 0.00 07:10:01 veth85633d0 1.41 1.15 0.19 1.21 0.00 0.00 0.00 0.00 07:20:01 lo 8.15 8.15 36.63 36.63 0.00 0.00 0.00 0.00 07:20:01 ens3 11.77 8.75 4.48 4.81 0.00 0.00 0.00 0.00 07:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:20:01 br-3cbb2d8587af 4.44 4.31 35.79 0.94 0.00 0.00 0.00 0.00 07:20:01 veth69fbd7a 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:20:01 veth7ea0491 0.23 0.20 0.02 0.08 0.00 0.00 0.00 0.00 07:20:01 vetha03d1df 0.40 0.20 0.07 0.35 0.00 0.00 0.00 0.00 07:20:01 vethe857080 304.97 329.23 239.80 156.40 0.00 0.00 0.00 0.02 07:20:01 veth966a786 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:20:01 veth31ddeca 128.48 117.98 110.77 76.69 0.00 0.00 0.00 0.01 07:20:01 veth85633d0 209.22 194.94 95.59 167.26 0.00 0.00 0.00 0.01 Average: lo 3.05 3.05 12.26 12.26 0.00 0.00 0.00 0.00 Average: ens3 142.63 91.82 1264.12 24.62 0.00 0.00 0.00 0.00 Average: docker0 9.58 15.20 0.54 258.25 0.00 0.00 0.00 0.00 Average: br-3cbb2d8587af 1.58 1.52 11.93 0.32 0.00 0.00 0.00 0.00 Average: veth69fbd7a 0.01 0.05 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth7ea0491 0.09 0.11 0.01 0.03 0.00 0.00 0.00 0.00 Average: vetha03d1df 0.25 0.19 0.04 0.17 0.00 0.00 0.00 0.00 Average: vethe857080 111.70 119.92 82.92 54.93 0.00 0.00 0.00 0.01 Average: veth966a786 0.01 0.04 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth31ddeca 51.27 47.63 40.02 27.33 0.00 0.00 0.00 0.00 Average: veth85633d0 70.21 65.36 31.93 56.16 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-2721) 03/18/26 _x86_64_ (8 CPU) 06:47:30 LINUX RESTART (8 CPU) 06:50:01 CPU %user %nice %system %iowait %steal %idle 07:00:01 all 22.00 0.00 3.65 0.78 0.07 73.51 07:00:01 0 21.16 0.00 3.78 0.53 0.07 74.46 07:00:01 1 18.73 0.00 3.73 0.77 0.07 76.69 07:00:01 2 24.57 0.00 4.41 0.73 0.07 70.21 07:00:01 3 19.47 0.00 3.43 0.96 0.06 76.08 07:00:01 4 19.32 0.00 3.58 0.97 0.07 76.06 07:00:01 5 29.93 0.00 3.41 0.58 0.07 66.01 07:00:01 6 22.70 0.00 3.38 0.89 0.06 72.97 07:00:01 7 20.08 0.00 3.45 0.80 0.07 75.60 07:10:01 all 15.68 0.02 2.00 0.55 0.07 81.68 07:10:01 0 15.16 0.02 2.00 0.59 0.07 82.15 07:10:01 1 14.75 0.02 2.06 0.68 0.07 82.42 07:10:01 2 16.29 0.02 1.97 0.73 0.07 80.92 07:10:01 3 15.10 0.02 1.84 0.51 0.07 82.46 07:10:01 4 15.02 0.02 2.51 0.62 0.07 81.76 07:10:01 5 18.91 0.01 1.90 0.52 0.07 78.60 07:10:01 6 15.39 0.02 1.95 0.27 0.07 82.30 07:10:01 7 14.80 0.03 1.80 0.46 0.07 82.85 07:20:01 all 7.69 0.00 1.16 0.03 0.07 91.05 07:20:01 0 6.32 0.00 1.05 0.05 0.07 92.51 07:20:01 1 7.03 0.00 1.31 0.02 0.07 91.57 07:20:01 2 7.91 0.00 1.20 0.02 0.08 90.80 07:20:01 3 7.77 0.00 1.19 0.02 0.07 90.95 07:20:01 4 7.61 0.00 1.18 0.02 0.07 91.12 07:20:01 5 8.60 0.00 1.11 0.06 0.07 90.16 07:20:01 6 8.01 0.00 1.07 0.02 0.07 90.84 07:20:01 7 8.24 0.00 1.17 0.03 0.08 90.48 Average: all 15.13 0.01 2.27 0.45 0.07 82.07 Average: 0 14.23 0.01 2.28 0.39 0.07 83.03 Average: 1 13.51 0.01 2.37 0.49 0.07 83.55 Average: 2 16.27 0.01 2.53 0.49 0.07 80.63 Average: 3 14.12 0.01 2.15 0.50 0.07 83.15 Average: 4 13.99 0.01 2.42 0.54 0.07 82.97 Average: 5 19.16 0.00 2.14 0.38 0.07 78.24 Average: 6 15.37 0.01 2.13 0.40 0.07 82.03 Average: 7 14.38 0.01 2.14 0.43 0.07 82.97