---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-13872 5.15.0-186-generic #196-Ubuntu SMP Sat Jun 20 16:09:34 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 130G 17% / 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 12182 4 19050 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:76:20:4b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.189/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84534sec preferred_lft 84534sec inet6 fe80::f816:3eff:fe76:204b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 92:83:d8:02:71:67 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::9083:d8ff:fe02:7167/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-13872) 08/20/26 _x86_64_ (8 CPU) 11:31:45 LINUX RESTART (8 CPU) 11:40:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:50:08 166.43 0.31 159.80 6.32 15.64 30906.21 24296.40 12:00:08 10.19 0.17 9.86 0.16 6.15 459.03 3107.32 Average: 88.80 0.24 85.30 3.26 10.92 15778.30 13768.45 11:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:50:08 860368 20849204 11302428 34.39 585208 18514820 17284212 50.97 4779920 23567404 1520 12:00:08 283036 19925720 12225204 37.20 574920 18179968 18190692 53.64 4815956 24075728 572 Average: 571702 20387462 11763816 35.80 580064 18347394 17737452 52.31 4797938 23821566 1046 11:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:50:08 lo 0.55 0.55 0.04 0.04 0.00 0.00 0.00 0.00 11:50:08 ens3 126.21 71.15 1903.03 16.31 0.00 0.00 0.00 0.00 11:50:08 docker0 10.24 25.45 0.62 522.79 0.00 0.00 0.00 0.00 11:50:08 br-cf85bb9ca24f 0.29 0.26 0.01 0.02 0.00 0.00 0.00 0.00 11:50:08 vetha731920 66.14 69.69 28.33 34.77 0.00 0.00 0.00 0.00 11:50:08 vetha2865b5 0.44 0.41 0.05 0.24 0.00 0.00 0.00 0.00 11:50:08 vethf9209e5 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 11:50:08 veth1619c8e 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 11:50:08 vethe91f78c 0.04 0.12 0.00 0.01 0.00 0.00 0.00 0.00 11:50:08 vethcbe7f27 65.59 61.48 46.95 25.24 0.00 0.00 0.00 0.00 11:50:08 vethbf42a4a 0.93 1.72 1.16 13.14 0.00 0.00 0.00 0.00 11:50:08 vethf20f93a 1.98 1.56 0.27 1.56 0.00 0.00 0.00 0.00 12:00:08 lo 9.95 9.95 53.74 53.74 0.00 0.00 0.00 0.00 12:00:08 ens3 17.01 10.01 5.75 5.87 0.00 0.00 0.00 0.00 12:00:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:08 br-cf85bb9ca24f 5.76 5.33 52.73 1.15 0.00 0.00 0.00 0.00 12:00:08 vetha731920 323.21 348.42 265.11 154.32 0.00 0.00 0.00 0.02 12:00:08 vetha2865b5 0.40 0.20 0.07 0.35 0.00 0.00 0.00 0.00 12:00:08 vethf9209e5 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:08 veth1619c8e 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:08 vethe91f78c 0.23 0.20 0.02 0.08 0.00 0.00 0.00 0.00 12:00:08 vethcbe7f27 109.32 100.52 96.63 70.37 0.00 0.00 0.00 0.01 12:00:08 vethf20f93a 247.67 231.05 113.65 198.71 0.00 0.00 0.00 0.02 Average: lo 5.22 5.22 26.72 26.72 0.00 0.00 0.00 0.00 Average: ens3 71.95 40.77 960.35 11.12 0.00 0.00 0.00 0.00 Average: docker0 5.15 12.80 0.31 263.04 0.00 0.00 0.00 0.00 Average: br-cf85bb9ca24f 3.01 2.78 26.20 0.58 0.00 0.00 0.00 0.00 Average: vetha731920 193.87 208.18 145.97 94.17 0.00 0.00 0.00 0.01 Average: vetha2865b5 0.42 0.31 0.06 0.29 0.00 0.00 0.00 0.00 Average: vethf9209e5 0.01 0.06 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth1619c8e 0.02 0.06 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethe91f78c 0.13 0.16 0.01 0.04 0.00 0.00 0.00 0.00 Average: vethcbe7f27 87.32 80.88 71.63 47.66 0.00 0.00 0.00 0.01 Average: vethf20f93a 124.05 115.58 56.61 99.52 0.00 0.00 0.00 0.01 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-13872) 08/20/26 _x86_64_ (8 CPU) 11:31:45 LINUX RESTART (8 CPU) 11:40:00 CPU %user %nice %system %iowait %steal %idle 11:50:08 all 11.82 0.02 2.37 0.52 0.06 85.21 11:50:08 0 11.60 0.01 2.56 0.46 0.06 85.31 11:50:08 1 11.91 0.03 2.61 0.41 0.06 84.98 11:50:08 2 10.91 0.02 2.16 0.50 0.06 86.36 11:50:08 3 12.75 0.01 2.47 0.80 0.06 83.90 11:50:08 4 14.33 0.03 2.69 0.37 0.06 82.53 11:50:08 5 10.91 0.02 2.13 0.50 0.06 86.38 11:50:08 6 10.09 0.02 2.03 0.48 0.06 87.33 11:50:08 7 12.04 0.02 2.35 0.66 0.05 84.88 12:00:08 all 6.99 0.00 1.43 0.03 0.06 91.49 12:00:08 0 6.38 0.00 1.80 0.06 0.07 91.69 12:00:08 1 6.51 0.00 1.64 0.04 0.06 91.74 12:00:08 2 7.61 0.00 1.48 0.03 0.07 90.81 12:00:08 3 7.35 0.00 1.32 0.02 0.06 91.25 12:00:08 4 7.98 0.00 1.24 0.06 0.06 90.66 12:00:08 5 6.07 0.00 1.31 0.02 0.06 92.54 12:00:08 6 7.26 0.00 1.31 0.02 0.06 91.35 12:00:08 7 6.72 0.00 1.32 0.02 0.06 91.87 Average: all 9.42 0.01 1.90 0.28 0.06 88.32 Average: 0 9.00 0.01 2.18 0.26 0.06 88.48 Average: 1 9.24 0.01 2.13 0.23 0.06 88.33 Average: 2 9.27 0.01 1.82 0.26 0.06 88.57 Average: 3 10.07 0.01 1.90 0.41 0.06 87.54 Average: 4 11.18 0.01 1.97 0.22 0.06 86.56 Average: 5 8.51 0.01 1.72 0.26 0.06 89.44 Average: 6 8.69 0.01 1.67 0.25 0.06 89.32 Average: 7 9.40 0.01 1.84 0.35 0.06 88.35