---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3 5.15.0-190-generic #200-Ubuntu SMP Fri Aug 7 15:06:04 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: 5599.99 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 13G 66G 16% / 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 655 8593 4 6740 14990 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:86:f8:a2 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.216/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83368sec preferred_lft 83368sec inet6 fe80::f816:3eff:fe86:f8a2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ba:94:44:7d:7e:97 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 5.15.0-190-generic (prd-ubuntu2204-docker-4c-4g-3) 09/04/26 _x86_64_ (4 CPU) 13:59:08 LINUX RESTART (4 CPU) 14:00:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:10:01 17.69 2.40 14.65 0.63 134.37 3356.86 451.20 14:20:04 27.52 2.37 22.18 2.97 143.21 3303.73 3526.68 14:30:01 23.13 0.02 20.74 2.37 0.58 2038.90 7025.18 14:40:04 15.46 0.02 14.09 1.35 0.45 3324.41 4878.93 Average: 20.95 1.21 17.91 1.83 69.69 3007.74 3970.25 14:00:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:10:01 11995696 14862160 1102484 6.73 114556 2924176 1586620 9.11 385968 3644500 82044 14:20:04 9876864 13538052 2419348 14.78 146000 3629836 2578716 14.80 690332 5407636 30560 14:30:01 9271484 13315076 2639156 16.12 164188 3962428 2762792 15.86 792012 5875704 37640 14:40:04 5685272 10516804 5434376 33.19 176256 4708480 5254380 30.16 1032868 9168424 376 Average: 9207329 13058023 2898841 17.70 150250 3806230 3045627 17.48 725295 6024066 37655 14:00:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:10:01 lo 0.31 0.31 0.03 0.03 0.00 0.00 0.00 0.00 14:10:01 ens3 120.33 94.73 774.82 13.71 0.00 0.00 0.00 0.00 14:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:04 lo 1527.85 1527.85 1450.18 1450.18 0.00 0.00 0.00 0.00 14:20:04 ens3 87.15 69.36 526.31 22.75 0.00 0.00 0.00 0.00 14:20:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:01 lo 1276.07 1276.07 1216.18 1216.18 0.00 0.00 0.00 0.00 14:30:01 ens3 24.57 20.08 22.67 8.91 0.00 0.00 0.00 0.00 14:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:40:04 lo 677.16 677.16 5037.48 5037.48 0.00 0.00 0.00 0.00 14:40:04 ens3 13.53 10.86 11.16 5.76 0.00 0.00 0.00 0.00 14:40:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 871.16 871.16 1932.15 1932.15 0.00 0.00 0.00 0.00 Average: ens3 61.36 48.73 333.57 12.79 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 5.15.0-190-generic (prd-ubuntu2204-docker-4c-4g-3) 09/04/26 _x86_64_ (4 CPU) 13:59:08 LINUX RESTART (4 CPU) 14:00:03 CPU %user %nice %system %iowait %steal %idle 14:10:01 all 5.66 0.00 0.58 0.21 0.00 93.55 14:10:01 0 3.95 0.00 0.51 0.54 0.00 95.00 14:10:01 1 9.22 0.00 0.59 0.13 0.01 90.05 14:10:01 2 4.63 0.00 0.51 0.08 0.00 94.78 14:10:01 3 4.85 0.00 0.69 0.08 0.01 94.37 14:20:04 all 58.74 0.00 2.53 0.13 0.02 38.57 14:20:04 0 59.20 0.00 2.74 0.13 0.02 37.90 14:20:04 1 58.72 0.00 2.33 0.15 0.02 38.78 14:20:04 2 57.86 0.00 2.33 0.18 0.02 39.61 14:20:04 3 59.18 0.00 2.71 0.07 0.02 38.02 14:30:01 all 60.59 0.00 2.38 0.07 0.03 36.93 14:30:01 0 60.51 0.00 2.21 0.07 0.03 37.18 14:30:01 1 61.77 0.00 2.47 0.05 0.03 35.68 14:30:01 2 60.19 0.00 2.41 0.06 0.03 37.31 14:30:01 3 59.90 0.00 2.41 0.10 0.03 37.55 14:40:04 all 34.39 0.00 1.47 0.08 0.02 64.04 14:40:04 0 35.99 0.00 1.75 0.04 0.02 62.19 14:40:04 1 32.41 0.00 1.49 0.14 0.02 65.94 14:40:04 2 31.16 0.00 1.34 0.09 0.02 67.38 14:40:04 3 38.01 0.00 1.30 0.03 0.03 60.63 Average: all 39.85 0.00 1.74 0.12 0.02 58.27 Average: 0 39.93 0.00 1.81 0.20 0.02 58.05 Average: 1 40.53 0.00 1.72 0.12 0.02 57.61 Average: 2 38.43 0.00 1.65 0.10 0.02 59.80 Average: 3 40.51 0.00 1.78 0.07 0.02 57.61