---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-2843 5.15.0-194-generic #204-Ubuntu SMP Wed Sep 2 13:09:23 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 865 16039 4 15187 30757 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:e6:7b:f0 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.184/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84350sec preferred_lft 84350sec inet6 fe80::f816:3eff:fee6:7bf0/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 8a:1b:1e:02:3c:2f 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::881b:1eff:fe02:3c2f/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-2843) 10/18/26 _x86_64_ (8 CPU) 13:13:13 LINUX RESTART (8 CPU) 13:20:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:30:01 218.36 0.64 207.82 9.90 29.30 44654.35 89465.36 13:40:21 46.69 0.34 42.16 4.19 12.05 7260.17 24443.19 Average: 131.23 0.49 123.74 7.00 20.54 25675.48 56464.31 13:20:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:30:01 2269988 22217432 9933032 30.23 593008 18460184 16454632 48.52 4999644 21927980 1152 13:40:21 403676 16587936 14608840 44.45 574504 15689056 25408568 74.93 4913312 23780576 14988 Average: 1336832 19402684 12270936 37.34 583756 17074620 20931600 61.72 4956478 22854278 8070 13:20:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:30:01 lo 2.22 2.22 0.64 0.64 0.00 0.00 0.00 0.00 13:30:01 ens3 290.64 163.34 2971.36 52.02 0.00 0.00 0.00 0.00 13:30:01 docker0 32.50 65.89 2.51 603.01 0.00 0.00 0.00 0.00 13:30:01 br-4353a554b1de 0.29 0.25 0.01 0.02 0.00 0.00 0.00 0.00 13:30:01 veth8e815c8 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 13:30:01 vetha13e0ec 0.30 0.33 0.03 0.12 0.00 0.00 0.00 0.00 13:30:01 veth5fb9967 11.05 11.35 5.27 2.13 0.00 0.00 0.00 0.00 13:30:01 vethb852b6e 0.02 0.10 0.00 0.01 0.00 0.00 0.00 0.00 13:30:01 vethce5808f 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 13:30:01 vethabb35c2 6.09 5.67 1.10 1.66 0.00 0.00 0.00 0.00 13:30:01 vethb4109b3 0.13 0.20 0.26 0.05 0.00 0.00 0.00 0.00 13:30:01 vethf11b790 1.03 0.87 0.14 0.99 0.00 0.00 0.00 0.00 13:40:21 lo 60.26 60.26 271.42 271.42 0.00 0.00 0.00 0.00 13:40:21 ens3 9.76 8.33 27.13 2.09 0.00 0.00 0.00 0.00 13:40:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:21 br-4353a554b1de 53.13 64.19 59.42 241.58 0.00 0.00 0.00 0.00 13:40:21 veth8e815c8 0.10 0.09 0.01 0.03 0.00 0.00 0.00 0.00 13:40:21 vetha13e0ec 16.63 17.14 68.10 44.60 0.00 0.00 0.00 0.01 13:40:21 veth5fb9967 133.78 140.31 89.87 73.86 0.00 0.00 0.00 0.01 13:40:21 vethb852b6e 69.15 80.73 60.39 503.40 0.00 0.00 0.00 0.04 13:40:21 vethce5808f 28.97 28.03 264.81 68.40 0.00 0.00 0.00 0.02 13:40:21 vethabb35c2 102.76 95.41 103.77 58.60 0.00 0.00 0.00 0.01 13:40:21 vethf11b790 47.10 47.18 28.19 35.74 0.00 0.00 0.00 0.00 Average: lo 31.68 31.68 138.07 138.07 0.00 0.00 0.00 0.00 Average: ens3 148.08 84.67 1477.06 26.68 0.00 0.00 0.00 0.00 Average: docker0 16.00 32.45 1.24 296.96 0.00 0.00 0.00 0.00 Average: br-4353a554b1de 27.11 32.70 30.16 122.62 0.00 0.00 0.00 0.00 Average: veth8e815c8 0.06 0.11 0.01 0.02 0.00 0.00 0.00 0.00 Average: vetha13e0ec 8.58 8.86 34.58 22.70 0.00 0.00 0.00 0.00 Average: veth5fb9967 73.34 76.80 48.21 38.54 0.00 0.00 0.00 0.00 Average: vethb852b6e 35.11 41.03 30.65 255.49 0.00 0.00 0.00 0.02 Average: vethce5808f 14.72 14.29 134.40 34.72 0.00 0.00 0.00 0.01 Average: vethabb35c2 55.15 51.22 53.21 30.56 0.00 0.00 0.00 0.00 Average: vethf11b790 24.41 24.38 14.38 18.63 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-2843) 10/18/26 _x86_64_ (8 CPU) 13:13:13 LINUX RESTART (8 CPU) 13:20:00 CPU %user %nice %system %iowait %steal %idle 13:30:01 all 22.65 0.03 3.37 2.07 0.01 71.87 13:30:01 0 24.50 0.02 3.60 1.60 0.01 70.27 13:30:01 1 22.16 0.01 3.57 1.94 0.01 72.30 13:30:01 2 25.59 0.02 3.48 2.35 0.01 68.55 13:30:01 3 20.60 0.05 3.35 1.64 0.01 74.34 13:30:01 4 21.23 0.04 3.31 2.42 0.01 72.99 13:30:01 5 22.17 0.01 3.26 2.09 0.01 72.46 13:30:01 6 21.72 0.02 3.10 2.11 0.01 73.03 13:30:01 7 23.24 0.03 3.25 2.43 0.01 71.04 13:40:21 all 20.43 0.01 4.25 0.31 0.01 74.99 13:40:21 0 21.08 0.01 5.19 0.33 0.01 73.36 13:40:21 1 20.18 0.02 4.83 0.46 0.01 74.51 13:40:21 2 20.44 0.00 4.19 0.29 0.01 75.07 13:40:21 3 20.19 0.00 3.98 0.38 0.01 75.44 13:40:21 4 20.16 0.01 3.93 0.25 0.01 75.64 13:40:21 5 20.97 0.01 4.10 0.27 0.01 74.65 13:40:21 6 20.16 0.00 3.86 0.28 0.01 75.69 13:40:21 7 20.22 0.00 3.93 0.24 0.01 75.59 Average: all 21.52 0.02 3.82 1.18 0.01 73.45 Average: 0 22.76 0.02 4.41 0.96 0.01 71.84 Average: 1 21.15 0.01 4.21 1.19 0.01 73.42 Average: 2 22.98 0.01 3.84 1.31 0.01 71.85 Average: 3 20.39 0.03 3.67 1.00 0.01 74.90 Average: 4 20.69 0.02 3.62 1.32 0.01 74.33 Average: 5 21.56 0.01 3.68 1.17 0.01 73.57 Average: 6 20.93 0.01 3.48 1.18 0.01 74.38 Average: 7 21.71 0.02 3.60 1.32 0.01 73.34