---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-397 5.15.0-179-generic #189-Ubuntu SMP Tue May 5 18:20:56 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 14013 4 17212 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:77:0e:cf brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.128/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84419sec preferred_lft 84419sec inet6 fe80::f816:3eff:fe77:ecf/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1a:27:3e:44:5a:2a 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::1827:3eff:fe44:5a2a/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-397) 06/22/26 _x86_64_ (8 CPU) 12:13:36 LINUX RESTART (8 CPU) 12:20:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:30:01 283.80 0.54 273.57 9.69 25.13 49081.18 68303.03 12:40:12 10.28 0.36 9.60 0.32 9.27 402.14 1432.24 Average: 144.95 0.44 139.57 4.94 17.08 24370.04 34357.13 12:20:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:30:01 273672 19063584 13089436 39.83 584448 17321104 19122000 56.39 4919324 24000876 504 12:40:12 258532 17970568 14182624 43.16 580836 16262920 20209880 59.60 4706800 24241336 1132 Average: 266102 18517076 13636030 41.49 582642 16792012 19665940 57.99 4813062 24121106 818 12:20:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:30:01 lo 0.68 0.68 0.05 0.05 0.00 0.00 0.00 0.00 12:30:01 ens3 309.98 184.91 2466.70 61.18 0.00 0.00 0.00 0.00 12:30:01 docker0 17.87 33.85 1.06 737.70 0.00 0.00 0.00 0.00 12:30:01 br-ba03f6094eae 0.31 0.28 0.01 0.02 0.00 0.00 0.00 0.00 12:30:01 veth36268c9 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 12:30:01 veth8d49e30 8.26 8.31 4.97 1.52 0.00 0.00 0.00 0.00 12:30:01 vethc991295 0.31 0.34 0.03 0.12 0.00 0.00 0.00 0.00 12:30:01 veth8e37e78 0.04 0.12 0.00 0.01 0.00 0.00 0.00 0.00 12:30:01 veth1b333f6 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 12:30:01 veth38f55d3 2.78 2.59 0.44 1.14 0.00 0.00 0.00 0.00 12:30:01 vethb045f8c 0.06 0.11 0.02 0.02 0.00 0.00 0.00 0.00 12:30:01 vethb7c89d7 0.99 0.85 0.13 0.94 0.00 0.00 0.00 0.00 12:40:12 lo 6.08 6.08 29.43 29.43 0.00 0.00 0.00 0.00 12:40:12 ens3 15.36 7.19 7.01 4.92 0.00 0.00 0.00 0.00 12:40:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:12 br-ba03f6094eae 3.43 3.24 28.74 0.77 0.00 0.00 0.00 0.00 12:40:12 veth36268c9 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:12 veth8d49e30 269.06 289.24 198.76 135.14 0.00 0.00 0.00 0.02 12:40:12 vethc991295 0.40 0.20 0.07 0.34 0.00 0.00 0.00 0.00 12:40:12 veth8e37e78 0.22 0.20 0.02 0.08 0.00 0.00 0.00 0.00 12:40:12 veth1b333f6 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:12 veth38f55d3 134.89 125.27 105.10 70.63 0.00 0.00 0.00 0.01 12:40:12 vethb7c89d7 162.03 150.78 74.27 132.08 0.00 0.00 0.00 0.01 Average: lo 3.42 3.42 14.97 14.97 0.00 0.00 0.00 0.00 Average: ens3 160.42 94.69 1218.08 32.62 0.00 0.00 0.00 0.00 Average: docker0 8.80 16.67 0.52 363.22 0.00 0.00 0.00 0.00 Average: br-ba03f6094eae 1.89 1.78 14.60 0.40 0.00 0.00 0.00 0.00 Average: veth36268c9 0.02 0.07 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth8d49e30 140.65 150.92 103.35 69.35 0.00 0.00 0.00 0.01 Average: vethc991295 0.36 0.27 0.05 0.24 0.00 0.00 0.00 0.00 Average: veth8e37e78 0.13 0.16 0.01 0.05 0.00 0.00 0.00 0.00 Average: veth1b333f6 0.01 0.05 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth38f55d3 69.84 64.87 53.57 36.42 0.00 0.00 0.00 0.00 Average: vethb7c89d7 82.74 76.96 37.77 67.51 0.00 0.00 0.00 0.01 ---> sar -P ALL: Linux 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-397) 06/22/26 _x86_64_ (8 CPU) 12:13:36 LINUX RESTART (8 CPU) 12:20:09 CPU %user %nice %system %iowait %steal %idle 12:30:01 all 21.96 0.02 3.42 0.84 0.08 73.68 12:30:01 0 20.62 0.01 3.27 1.23 0.08 74.79 12:30:01 1 22.58 0.03 3.44 0.65 0.08 73.22 12:30:01 2 20.86 0.02 3.03 0.41 0.08 75.61 12:30:01 3 18.97 0.04 3.44 0.71 0.09 76.76 12:30:01 4 26.92 0.01 3.36 1.25 0.08 68.39 12:30:01 5 20.59 0.02 3.32 0.82 0.08 75.18 12:30:01 6 20.92 0.01 4.02 1.13 0.08 73.84 12:30:01 7 24.26 0.03 3.47 0.52 0.08 71.63 12:40:12 all 7.73 0.00 1.20 0.17 0.07 90.83 12:40:12 0 6.67 0.00 1.28 0.03 0.07 91.95 12:40:12 1 6.97 0.00 1.25 0.01 0.07 91.70 12:40:12 2 8.50 0.00 1.29 0.03 0.07 90.11 12:40:12 3 8.58 0.00 1.23 0.04 0.07 90.08 12:40:12 4 7.84 0.00 1.01 0.02 0.07 91.06 12:40:12 5 7.56 0.00 1.22 0.02 0.07 91.14 12:40:12 6 8.38 0.00 1.16 0.02 0.06 90.37 12:40:12 7 7.32 0.00 1.18 1.17 0.07 90.26 Average: all 14.75 0.01 2.30 0.50 0.07 82.37 Average: 0 13.56 0.01 2.26 0.62 0.07 83.47 Average: 1 14.68 0.01 2.33 0.33 0.08 82.56 Average: 2 14.61 0.01 2.15 0.22 0.07 82.94 Average: 3 13.70 0.02 2.32 0.37 0.08 83.51 Average: 4 17.23 0.01 2.17 0.62 0.07 79.90 Average: 5 13.98 0.01 2.25 0.41 0.07 83.27 Average: 6 14.56 0.01 2.57 0.57 0.07 82.22 Average: 7 15.68 0.02 2.31 0.85 0.07 81.07