---> uname -a: Linux prd-ubuntu2204-docker-v1-8c-8g-6693 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): 4 On-line CPU(s) list: 0-3 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): 4 Stepping: 0 BogoMIPS: 5600.02 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: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 15G 63G 19% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 661 7768 4 7559 14984 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:1a:08:e8 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.75/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84664sec preferred_lft 84664sec inet6 fe80::f816:3eff:fe1a:8e8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ee:4b:be:33:8c:73 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 ---> sar -b -r -n DEV: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-v1-8c-8g-6693) 10/03/26 _x86_64_ (4 CPU) 04:58:23 LINUX RESTART (4 CPU) 05:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:10:28 125.52 5.28 117.42 2.82 258.86 13817.35 27214.23 05:20:28 312.73 7.96 298.51 6.26 408.35 10508.79 61763.37 Average: 217.13 6.59 206.04 4.50 332.01 12198.38 44120.12 05:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:10:28 8772800 14096044 1855244 11.33 154968 5254940 2144356 12.31 788584 6343764 609356 05:20:28 6567000 12436536 3508620 21.43 187220 5736012 3683704 21.14 905344 8403156 1440 Average: 7669900 13266290 2681932 16.38 171094 5495476 2914030 16.73 846964 7373460 305398 05:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:10:28 lo 51.46 51.46 15.72 15.72 0.00 0.00 0.00 0.00 05:10:28 ens3 733.05 513.85 1740.58 243.59 0.00 0.00 0.00 0.00 05:10:28 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:20:28 lo 69.88 69.88 33.85 33.85 0.00 0.00 0.00 0.00 05:20:28 ens3 209.19 163.40 222.25 76.17 0.00 0.00 0.00 0.00 05:20:28 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 60.47 60.47 24.59 24.59 0.00 0.00 0.00 0.00 Average: ens3 476.71 342.36 997.62 161.67 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-v1-8c-8g-6693) 10/03/26 _x86_64_ (4 CPU) 04:58:23 LINUX RESTART (4 CPU) 05:00:01 CPU %user %nice %system %iowait %steal %idle 05:10:28 all 40.51 0.00 3.61 1.02 0.02 54.84 05:10:28 0 41.21 0.00 3.63 1.23 0.03 53.90 05:10:28 1 39.52 0.00 3.82 0.97 0.01 55.67 05:10:28 2 40.43 0.00 3.64 1.28 0.02 54.64 05:10:28 3 40.89 0.00 3.36 0.60 0.02 55.14 05:20:28 all 38.56 0.00 2.35 2.97 0.02 56.10 05:20:28 0 39.83 0.00 2.53 3.27 0.02 54.36 05:20:28 1 36.42 0.00 2.43 2.31 0.01 58.83 05:20:28 2 39.14 0.00 2.22 2.99 0.02 55.63 05:20:28 3 38.87 0.00 2.22 3.31 0.03 55.58 Average: all 39.56 0.00 3.00 1.97 0.02 55.45 Average: 0 40.53 0.00 3.09 2.23 0.02 54.13 Average: 1 38.00 0.00 3.14 1.63 0.01 57.21 Average: 2 39.80 0.00 2.95 2.12 0.02 55.12 Average: 3 39.90 0.00 2.80 1.92 0.02 55.35