---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1515 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 849 13800 4 17442 30769 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:45:59:cb brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.201/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84448sec preferred_lft 84448sec inet6 fe80::f816:3eff:fe45:59cb/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d6:15:a7:c6:02:52 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::d415:a7ff:fec6:252/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-1515) 10/14/26 _x86_64_ (8 CPU) 06:57:56 LINUX RESTART (8 CPU) 07:00:15 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:10:01 629.27 1.69 583.50 44.07 295.36 71837.24 598879.92 07:20:27 44.42 0.61 41.32 2.48 10.25 2388.45 2614.60 07:30:23 19.30 5.12 12.09 2.09 251.22 574.81 182662.72 Average: 225.81 2.45 207.52 15.84 182.07 24313.24 255279.57 07:00:15 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:10:01 2071260 21815740 10342548 31.47 582740 18285388 15002460 44.24 4701580 22453124 740 07:20:27 293396 18205672 13946076 42.44 573788 16475324 20966980 61.83 4596664 24304324 376 07:30:23 14116980 31494332 696164 2.12 578356 15929860 1663776 4.91 4496500 12549268 45256 Average: 5493879 23838581 8328263 25.34 578295 16896857 12544405 36.99 4598248 19768905 15457 07:00:15 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:10:01 lo 2.33 2.33 0.67 0.67 0.00 0.00 0.00 0.00 07:10:01 ens3 516.27 313.58 4967.01 100.72 0.00 0.00 0.00 0.00 07:10:01 docker0 39.86 67.81 2.69 886.68 0.00 0.00 0.00 0.00 07:10:01 br-9f2d7f306cc2 0.20 0.19 0.01 0.01 0.00 0.00 0.00 0.00 07:10:01 vethe978614 0.03 0.09 0.00 0.01 0.00 0.00 0.00 0.00 07:10:01 vethbed55df 0.84 0.94 0.64 0.08 0.00 0.00 0.00 0.00 07:10:01 vethf3b4695 0.04 0.09 0.00 0.01 0.00 0.00 0.00 0.00 07:10:01 veth164e93f 0.04 0.09 0.00 0.01 0.00 0.00 0.00 0.00 07:10:01 vethedae603 0.02 0.07 0.00 0.00 0.00 0.00 0.00 0.00 07:10:01 veth34b06ba 0.83 0.79 0.07 0.63 0.00 0.00 0.00 0.00 07:20:27 lo 2.62 2.62 7.26 7.26 0.00 0.00 0.00 0.00 07:20:27 ens3 6.29 5.36 2.00 2.50 0.00 0.00 0.00 0.00 07:20:27 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:20:27 br-9f2d7f306cc2 1.41 1.33 6.89 0.38 0.00 0.00 0.00 0.00 07:20:27 vethe978614 0.09 0.12 0.01 0.03 0.00 0.00 0.00 0.00 07:20:27 vethbed55df 126.25 131.71 88.93 72.14 0.00 0.00 0.00 0.01 07:20:27 vethf3b4695 0.52 0.37 0.07 0.34 0.00 0.00 0.00 0.00 07:20:27 veth164e93f 0.00 0.04 0.00 0.00 0.00 0.00 0.00 0.00 07:20:27 vethedae603 0.00 0.04 0.00 0.00 0.00 0.00 0.00 0.00 07:20:27 vethcd58871 86.51 80.73 64.18 44.82 0.00 0.00 0.00 0.01 07:20:27 vethd3c189e 46.40 45.71 28.12 44.56 0.00 0.00 0.00 0.00 07:30:23 lo 8.58 8.58 49.81 49.81 0.00 0.00 0.00 0.00 07:30:23 ens3 16.44 12.50 7.65 8.91 0.00 0.00 0.00 0.00 07:30:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 4.49 4.49 19.14 19.14 0.00 0.00 0.00 0.00 Average: ens3 175.02 107.67 1614.00 36.46 0.00 0.00 0.00 0.00 Average: docker0 12.93 21.99 0.87 287.55 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-1515) 10/14/26 _x86_64_ (8 CPU) 06:57:56 LINUX RESTART (8 CPU) 07:00:15 CPU %user %nice %system %iowait %steal %idle 07:10:01 all 38.86 0.00 5.81 1.26 0.02 54.05 07:10:01 0 37.18 0.00 6.44 1.09 0.02 55.27 07:10:01 1 39.29 0.00 5.75 1.50 0.02 53.43 07:10:01 2 39.30 0.00 5.67 1.05 0.02 53.95 07:10:01 3 37.66 0.00 5.71 1.07 0.02 55.54 07:10:01 4 40.30 0.00 5.55 1.36 0.02 52.77 07:10:01 5 40.61 0.00 5.64 1.41 0.02 52.32 07:10:01 6 37.90 0.01 5.47 1.12 0.02 55.48 07:10:01 7 38.64 0.00 6.29 1.46 0.02 53.58 07:20:27 all 8.14 0.02 1.26 0.19 0.01 90.39 07:20:27 0 6.53 0.00 1.81 0.90 0.01 90.76 07:20:27 1 7.46 0.02 1.26 0.05 0.00 91.21 07:20:27 2 9.02 0.03 1.33 0.12 0.01 89.50 07:20:27 3 9.05 0.01 1.14 0.05 0.01 89.73 07:20:27 4 7.88 0.02 1.14 0.15 0.01 90.80 07:20:27 5 9.46 0.02 1.22 0.07 0.00 89.22 07:20:27 6 8.16 0.03 1.09 0.07 0.01 90.64 07:20:27 7 7.56 0.03 1.06 0.07 0.01 91.27 07:30:23 all 4.97 0.00 1.28 0.09 0.01 93.65 07:30:23 0 5.54 0.00 1.83 0.06 0.01 92.56 07:30:23 1 5.67 0.00 1.46 0.13 0.01 92.73 07:30:23 2 4.84 0.00 1.17 0.11 0.01 93.88 07:30:23 3 5.19 0.00 1.29 0.12 0.01 93.40 07:30:23 4 5.62 0.00 1.17 0.19 0.01 93.02 07:30:23 5 4.45 0.00 1.07 0.06 0.01 94.42 07:30:23 6 3.62 0.00 1.11 0.05 0.01 95.22 07:30:23 7 4.82 0.00 1.17 0.04 0.01 93.97 Average: all 17.05 0.01 2.74 0.50 0.01 79.68 Average: 0 16.13 0.00 3.31 0.68 0.01 79.86 Average: 1 17.19 0.01 2.78 0.55 0.01 79.46 Average: 2 17.48 0.01 2.69 0.41 0.01 79.39 Average: 3 17.06 0.01 2.67 0.40 0.01 79.85 Average: 4 17.62 0.01 2.58 0.55 0.01 79.22 Average: 5 17.90 0.01 2.60 0.50 0.01 78.98 Average: 6 16.30 0.01 2.51 0.40 0.01 80.76 Average: 7 16.74 0.01 2.79 0.51 0.01 79.93