---> uname -a: Linux prd-ubuntu2204-docker-v1-8c-8g-7377 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: 5600.00 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 17G 62G 21% / 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 659 6497 4 8832 14986 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:b3:21:68 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.95/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84966sec preferred_lft 84966sec inet6 fe80::f816:3eff:feb3:2168/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a2:e8:8c:3d:ab:92 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-7377) 10/06/26 _x86_64_ (4 CPU) 05:17:26 LINUX RESTART (4 CPU) 05:20:45 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:30:01 43.46 3.33 38.65 1.47 182.61 15698.54 2839.60 05:40:01 236.43 1.53 226.01 8.89 36.30 14948.37 80126.59 Average: 143.56 2.40 135.85 5.32 106.71 15309.38 42932.54 05:20:45 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:30:01 7512496 13429260 2517904 15.38 200108 5712040 2716084 15.59 1134924 7184856 130136 05:40:01 6641132 15329948 594580 3.63 325524 8139444 1144892 6.57 2072272 6862660 492 Average: 7076814 14379604 1556242 9.50 262816 6925742 1930488 11.08 1603598 7023758 65314 05:20:45 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:30:01 lo 0.70 0.70 0.21 0.21 0.00 0.00 0.00 0.00 05:30:01 ens3 169.92 142.59 1713.66 31.01 0.00 0.00 0.00 0.00 05:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:40:01 lo 11.06 11.06 1.08 1.08 0.00 0.00 0.00 0.00 05:40:01 ens3 88.67 87.87 327.09 173.43 0.00 0.00 0.00 0.00 05:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 6.07 6.07 0.66 0.66 0.00 0.00 0.00 0.00 Average: ens3 127.77 114.20 994.37 104.89 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-7377) 10/06/26 _x86_64_ (4 CPU) 05:17:26 LINUX RESTART (4 CPU) 05:20:45 CPU %user %nice %system %iowait %steal %idle 05:30:01 all 38.32 0.00 3.29 0.29 0.02 58.08 05:30:01 0 37.99 0.00 3.44 0.25 0.02 58.30 05:30:01 1 40.33 0.00 2.95 0.41 0.02 56.29 05:30:01 2 40.30 0.00 3.60 0.23 0.02 55.85 05:30:01 3 34.66 0.00 3.19 0.25 0.01 61.89 05:40:01 all 38.44 0.00 3.74 0.27 0.02 57.52 05:40:01 0 40.00 0.00 3.35 0.24 0.02 56.39 05:40:01 1 36.90 0.00 3.81 0.38 0.02 58.89 05:40:01 2 43.59 0.00 4.06 0.25 0.03 52.07 05:40:01 3 33.28 0.00 3.76 0.21 0.02 62.73 Average: all 38.38 0.00 3.53 0.28 0.02 57.79 Average: 0 39.03 0.00 3.39 0.25 0.02 57.31 Average: 1 38.55 0.00 3.40 0.40 0.02 57.64 Average: 2 42.01 0.00 3.84 0.24 0.02 53.89 Average: 3 33.94 0.00 3.48 0.23 0.02 62.32