---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-62496 5.15.0-198-generic #208-Ubuntu SMP Fri Sep 4 10:22:38 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: 5600.00 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: 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 11G 67G 14% / 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 618 10134 4 5236 15027 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:3c:cd:72 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.230/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84923sec preferred_lft 84923sec inet6 fe80::f816:3eff:fe3c:cd72/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 56:e6:19:35:29:a8 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 5.15.0-198-generic (prd-ubuntu2204-docker-4c-4g-62496) 10/06/26 _x86_64_ (4 CPU) 20:07:25 LINUX RESTART (4 CPU) 20:10:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:20:04 10.03 0.53 8.80 0.71 234.73 2029.49 34470.51 20:30:01 19.26 0.53 17.22 1.51 20.26 2433.85 16633.11 Average: 14.64 0.53 13.00 1.11 127.77 2231.15 25574.56 20:10:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:20:04 7824924 11177720 4782428 29.21 119908 3387528 5016520 28.79 579848 7605980 660 20:30:01 9787892 13627340 2329168 14.23 140376 3822624 2532364 14.54 768036 5397220 15244 Average: 8806408 12402530 3555798 21.72 130142 3605076 3774442 21.67 673942 6501600 7952 20:10:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:20:04 lo 0.70 0.70 0.39 0.39 0.00 0.00 0.00 0.00 20:20:04 ens3 25.09 18.35 228.83 3.29 0.00 0.00 0.00 0.00 20:20:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:30:01 lo 553.52 553.52 527.76 527.76 0.00 0.00 0.00 0.00 20:30:01 ens3 53.19 44.06 469.59 5.09 0.00 0.00 0.00 0.00 20:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 276.41 276.41 263.40 263.40 0.00 0.00 0.00 0.00 Average: ens3 39.11 31.17 348.90 4.19 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 5.15.0-198-generic (prd-ubuntu2204-docker-4c-4g-62496) 10/06/26 _x86_64_ (4 CPU) 20:07:25 LINUX RESTART (4 CPU) 20:10:05 CPU %user %nice %system %iowait %steal %idle 20:20:04 all 49.76 0.00 1.00 0.17 0.03 49.04 20:20:04 0 47.93 0.00 1.02 0.15 0.03 50.88 20:20:04 1 47.05 0.00 1.17 0.07 0.03 51.68 20:20:04 2 52.50 0.00 0.86 0.38 0.03 46.23 20:20:04 3 51.58 0.00 0.93 0.09 0.03 47.37 20:30:01 all 54.85 0.00 1.50 0.07 0.03 43.55 20:30:01 0 48.31 0.00 1.60 0.06 0.02 50.01 20:30:01 1 46.95 0.00 1.54 0.08 0.02 51.41 20:30:01 2 62.67 0.00 1.52 0.08 0.04 35.70 20:30:01 3 61.47 0.00 1.36 0.06 0.04 37.06 Average: all 52.30 0.00 1.25 0.12 0.03 46.30 Average: 0 48.12 0.00 1.31 0.10 0.02 50.45 Average: 1 47.00 0.00 1.35 0.08 0.02 51.54 Average: 2 57.57 0.00 1.19 0.23 0.03 40.97 Average: 3 56.51 0.00 1.15 0.08 0.04 42.23