---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3131 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: 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 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 26G 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 856 11722 4 19513 30767 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:51:82:44 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.161/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84916sec preferred_lft 84916sec inet6 fe80::f816:3eff:fe51:8244/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ce:11:b0:fc:03:e4 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::cc11:b0ff:fefc:3e4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-3131) 10/19/26 _x86_64_ (8 CPU) 08:16:42 LINUX RESTART (8 CPU) 08:20:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:30:00 537.49 0.99 522.03 14.47 42.57 59473.15 110499.87 08:40:00 15.37 0.22 14.46 0.68 2.81 1909.88 3073.75 Average: 276.42 0.61 268.24 7.57 22.69 30691.28 56786.36 08:20:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:30:00 3880812 23636380 8517976 25.92 592516 18275536 14522368 42.82 4892948 20442764 216440 08:40:00 2600936 22460728 9689992 29.49 595120 18371392 14702644 43.36 4977500 21586120 260 Average: 3240874 23048554 9103984 27.70 593818 18323464 14612506 43.09 4935224 21014442 108350 08:20:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:30:00 lo 2.32 2.32 0.65 0.65 0.00 0.00 0.00 0.00 08:30:00 ens3 395.91 231.91 4130.21 79.17 0.00 0.00 0.00 0.00 08:30:00 docker0 25.38 48.92 1.91 767.50 0.00 0.00 0.00 0.00 08:30:00 br-392e18e39042 0.24 0.22 0.01 0.02 0.00 0.00 0.00 0.00 08:30:00 veth0bf262b 0.04 0.11 0.00 0.01 0.00 0.00 0.00 0.00 08:30:00 veth524b2a9 0.04 0.12 0.00 0.01 0.00 0.00 0.00 0.00 08:30:00 vethdba6580 0.03 0.09 0.00 0.01 0.00 0.00 0.00 0.00 08:30:00 veth043cd37 5.31 4.95 2.54 1.13 0.00 0.00 0.00 0.00 08:30:00 vethf4d8603 0.04 0.10 0.00 0.01 0.00 0.00 0.00 0.00 08:30:00 veth9dc09fb 0.03 0.06 0.00 0.00 0.00 0.00 0.00 0.00 08:30:00 veth383a7db 0.83 1.04 0.17 0.65 0.00 0.00 0.00 0.00 08:30:00 vethebc93ea 0.01 0.02 0.00 0.00 0.00 0.00 0.00 0.00 08:40:00 lo 10.50 10.50 56.96 56.96 0.00 0.00 0.00 0.00 08:40:00 ens3 17.06 13.31 7.18 6.77 0.00 0.00 0.00 0.00 08:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:00 br-392e18e39042 6.44 5.67 55.91 1.22 0.00 0.00 0.00 0.00 08:40:00 veth0bf262b 0.25 0.27 0.03 0.10 0.00 0.00 0.00 0.00 08:40:00 veth524b2a9 0.41 0.26 0.07 0.35 0.00 0.00 0.00 0.00 08:40:00 vethdba6580 0.00 0.04 0.00 0.00 0.00 0.00 0.00 0.00 08:40:00 veth043cd37 284.00 284.18 200.82 170.59 0.00 0.00 0.00 0.02 08:40:00 vethf4d8603 0.00 0.04 0.00 0.00 0.00 0.00 0.00 0.00 08:40:00 veth9dc09fb 159.67 150.15 146.83 93.58 0.00 0.00 0.00 0.01 Average: lo 6.41 6.41 28.81 28.81 0.00 0.00 0.00 0.00 Average: ens3 206.49 122.61 2068.68 42.97 0.00 0.00 0.00 0.00 Average: docker0 12.69 24.46 0.96 383.75 0.00 0.00 0.00 0.00 Average: br-392e18e39042 3.34 2.95 27.96 0.62 0.00 0.00 0.00 0.00 Average: veth0bf262b 0.14 0.19 0.02 0.05 0.00 0.00 0.00 0.00 Average: veth524b2a9 0.22 0.19 0.04 0.18 0.00 0.00 0.00 0.00 Average: vethdba6580 0.01 0.07 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth043cd37 144.65 144.57 101.68 85.86 0.00 0.00 0.00 0.01 Average: vethf4d8603 0.02 0.07 0.00 0.01 0.00 0.00 0.00 0.00 Average: veth9dc09fb 79.85 75.10 73.42 46.79 0.00 0.00 0.00 0.01 ---> sar -P ALL: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-3131) 10/19/26 _x86_64_ (8 CPU) 08:16:42 LINUX RESTART (8 CPU) 08:20:00 CPU %user %nice %system %iowait %steal %idle 08:30:00 all 39.90 0.03 5.52 1.29 0.02 53.24 08:30:00 0 41.46 0.03 5.94 1.31 0.02 51.24 08:30:00 1 38.61 0.03 5.47 1.30 0.02 54.57 08:30:00 2 40.40 0.03 5.56 1.27 0.03 52.71 08:30:00 3 39.08 0.03 5.32 1.18 0.02 54.37 08:30:00 4 42.48 0.02 6.12 1.58 0.02 49.78 08:30:00 5 38.29 0.03 5.28 1.47 0.02 54.91 08:30:00 6 41.20 0.01 5.07 0.92 0.02 52.78 08:30:00 7 37.69 0.03 5.42 1.33 0.02 55.53 08:40:00 all 11.83 0.00 1.98 0.05 0.01 86.13 08:40:00 0 10.93 0.00 2.52 0.03 0.01 86.51 08:40:00 1 10.92 0.00 2.12 0.03 0.01 86.92 08:40:00 2 12.44 0.00 2.06 0.03 0.01 85.46 08:40:00 3 12.84 0.00 1.91 0.09 0.01 85.15 08:40:00 4 11.00 0.00 1.86 0.10 0.01 87.03 08:40:00 5 12.77 0.00 1.85 0.02 0.01 85.35 08:40:00 6 12.01 0.00 1.77 0.04 0.01 86.16 08:40:00 7 11.75 0.00 1.76 0.04 0.01 86.44 Average: all 25.88 0.01 3.75 0.67 0.02 69.66 Average: 0 26.19 0.02 4.23 0.67 0.02 68.88 Average: 1 24.76 0.02 3.79 0.67 0.02 70.75 Average: 2 26.44 0.02 3.81 0.65 0.02 69.07 Average: 3 25.98 0.02 3.62 0.63 0.02 69.73 Average: 4 26.76 0.01 3.99 0.84 0.02 68.38 Average: 5 25.56 0.02 3.57 0.75 0.02 70.09 Average: 6 26.63 0.00 3.43 0.48 0.02 69.44 Average: 7 24.74 0.01 3.59 0.69 0.02 70.96