---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-5237 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 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 858 16833 4 14400 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:23:3b:e6 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.75/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84988sec preferred_lft 84988sec inet6 fe80::f816:3eff:fe23:3be6/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 92:e3:32:28:28:40 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::90e3:32ff:fe28:2840/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-5237) 10/26/26 _x86_64_ (8 CPU) 11:18:13 LINUX RESTART (8 CPU) 11:20:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:30:19 581.66 2.07 561.52 18.06 133.95 66839.95 66030.85 11:40:08 51.69 1.39 43.81 6.48 38.07 7617.92 20701.27 Average: 321.58 1.74 307.47 12.38 86.90 37777.82 43786.18 11:20:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:30:19 2551540 21483824 10674140 32.48 576940 17518172 16979352 50.07 4411320 22250848 496 11:40:08 4300896 19300676 12746576 38.79 561120 13755300 19527024 57.58 4358360 20581692 54552 Average: 3426218 20392250 11710358 35.63 569030 15636736 18253188 53.83 4384840 21416270 27524 11:20:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:30:19 lo 0.86 0.86 0.07 0.07 0.00 0.00 0.00 0.00 11:30:19 ens3 423.99 262.33 5226.63 67.18 0.00 0.00 0.00 0.00 11:30:19 docker0 36.03 65.16 2.20 857.84 0.00 0.00 0.00 0.00 11:30:19 br-ceb066385d72 0.27 0.24 0.01 0.02 0.00 0.00 0.00 0.00 11:30:19 vetha2902da 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 11:30:19 veth47163d4 20.20 19.74 5.97 5.62 0.00 0.00 0.00 0.00 11:30:19 vethf91f367 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 11:30:19 veth059f02f 0.02 0.10 0.00 0.01 0.00 0.00 0.00 0.00 11:30:19 vethabcbdce 0.10 0.16 0.01 0.05 0.00 0.00 0.00 0.00 11:30:19 veth6e13106 13.80 13.86 5.32 2.74 0.00 0.00 0.00 0.00 11:30:19 veth7de91f6 0.18 0.26 0.31 1.10 0.00 0.00 0.00 0.00 11:30:19 veth3003f6d 0.40 0.40 0.05 0.57 0.00 0.00 0.00 0.00 11:40:08 lo 73.58 73.58 332.08 332.08 0.00 0.00 0.00 0.00 11:40:08 ens3 12.72 10.45 31.14 4.30 0.00 0.00 0.00 0.00 11:40:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:08 br-ceb066385d72 58.64 68.99 88.43 275.73 0.00 0.00 0.00 0.00 11:40:08 vetha2902da 0.21 0.19 0.02 0.06 0.00 0.00 0.00 0.00 11:40:08 veth47163d4 139.67 147.52 106.65 79.13 0.00 0.00 0.00 0.01 11:40:08 vethf91f367 38.69 36.84 343.99 85.18 0.00 0.00 0.00 0.03 11:40:08 veth059f02f 79.43 90.78 89.16 615.64 0.00 0.00 0.00 0.05 11:40:08 vethabcbdce 22.05 23.58 84.87 70.49 0.00 0.00 0.00 0.01 11:40:08 veth6e13106 99.17 90.47 129.27 67.04 0.00 0.00 0.00 0.01 11:40:08 veth3003f6d 60.59 60.19 33.71 45.06 0.00 0.00 0.00 0.00 Average: lo 36.55 36.55 163.00 163.00 0.00 0.00 0.00 0.00 Average: ens3 222.17 138.72 2677.04 36.32 0.00 0.00 0.00 0.00 Average: docker0 18.35 33.19 1.12 436.87 0.00 0.00 0.00 0.00 Average: br-ceb066385d72 28.91 33.98 43.40 135.32 0.00 0.00 0.00 0.00 Average: vetha2902da 0.12 0.16 0.01 0.03 0.00 0.00 0.00 0.00 Average: veth47163d4 78.83 82.44 55.38 41.69 0.00 0.00 0.00 0.00 Average: vethf91f367 19.01 18.14 168.81 41.81 0.00 0.00 0.00 0.01 Average: veth059f02f 38.99 44.60 43.75 302.12 0.00 0.00 0.00 0.02 Average: vethabcbdce 10.87 11.65 41.65 34.61 0.00 0.00 0.00 0.00 Average: veth6e13106 55.69 51.45 66.14 34.29 0.00 0.00 0.00 0.01 Average: veth3003f6d 29.94 29.74 16.57 22.40 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-5237) 10/26/26 _x86_64_ (8 CPU) 11:18:13 LINUX RESTART (8 CPU) 11:20:08 CPU %user %nice %system %iowait %steal %idle 11:30:19 all 28.07 0.02 5.48 1.48 0.02 64.93 11:30:19 0 25.87 0.03 5.93 2.04 0.02 66.12 11:30:19 1 30.19 0.02 5.28 1.35 0.02 63.14 11:30:19 2 27.63 0.03 5.20 1.18 0.02 65.95 11:30:19 3 29.71 0.01 5.77 1.36 0.02 63.12 11:30:19 4 29.65 0.03 5.69 1.25 0.02 63.37 11:30:19 5 28.29 0.03 5.03 1.24 0.02 65.40 11:30:19 6 27.82 0.02 5.47 1.86 0.02 64.82 11:30:19 7 25.40 0.01 5.47 1.57 0.02 67.53 11:40:08 all 22.36 0.01 4.73 0.26 0.03 72.62 11:40:08 0 21.65 0.01 6.00 0.29 0.03 72.03 11:40:08 1 21.69 0.02 5.33 0.24 0.03 72.69 11:40:08 2 23.25 0.01 4.57 0.28 0.03 71.86 11:40:08 3 21.48 0.00 4.71 0.38 0.02 73.41 11:40:08 4 22.07 0.01 4.39 0.21 0.02 73.31 11:40:08 5 22.46 0.02 4.32 0.17 0.03 73.01 11:40:08 6 22.98 0.01 4.39 0.18 0.02 72.42 11:40:08 7 23.35 0.01 4.12 0.30 0.03 72.20 Average: all 25.27 0.02 5.11 0.88 0.02 68.70 Average: 0 23.78 0.02 5.96 1.18 0.02 69.03 Average: 1 26.01 0.02 5.30 0.80 0.02 67.84 Average: 2 25.48 0.02 4.89 0.74 0.02 68.85 Average: 3 25.67 0.01 5.25 0.88 0.02 68.17 Average: 4 25.93 0.02 5.05 0.74 0.02 68.25 Average: 5 25.43 0.02 4.68 0.72 0.02 69.13 Average: 6 25.44 0.01 4.94 1.04 0.02 68.55 Average: 7 24.39 0.01 4.80 0.95 0.02 69.82