---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-6382 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: 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 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 669 8591 4 6727 14976 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:67:97:f5 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.91/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83655sec preferred_lft 83655sec inet6 fe80::f816:3eff:fe67:97f5/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 52:7e:ed:08:67:db 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-6382) 09/09/26 _x86_64_ (4 CPU) 14:55:46 LINUX RESTART (4 CPU) 15:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:10:02 26.00 1.04 22.02 2.93 43.44 3298.43 3387.36 15:20:01 24.46 0.03 22.02 2.42 0.63 2033.55 4853.24 15:30:01 13.74 0.02 12.48 1.24 0.45 3278.31 5124.29 15:40:02 9.15 0.16 8.17 0.82 10.33 5992.04 768.72 Average: 18.33 0.31 16.17 1.85 13.73 3652.42 3531.24 15:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:10:02 9795608 13451536 2506132 15.31 137728 3637764 2851696 16.37 684124 5507716 30600 15:20:01 8133000 12372916 3580588 21.87 158404 4160376 3541540 20.33 811784 6986996 244080 15:30:01 5460488 10268272 5683412 34.71 163908 4703472 5437820 31.21 1020336 9403100 440 15:40:02 8842572 15370632 575544 3.52 180020 6352832 1128492 6.48 1656524 5327540 228 Average: 8057917 12865839 3086419 18.85 160015 4713611 3239887 18.60 1043192 6806338 68837 15:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:10:02 lo 1881.15 1881.15 1787.88 1787.88 0.00 0.00 0.00 0.00 15:10:02 ens3 76.93 61.21 501.11 15.54 0.00 0.00 0.00 0.00 15:10:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:20:01 lo 1356.84 1356.84 1293.12 1293.12 0.00 0.00 0.00 0.00 15:20:01 ens3 22.32 19.27 22.82 9.27 0.00 0.00 0.00 0.00 15:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:30:01 lo 579.58 579.58 4972.67 4972.67 0.00 0.00 0.00 0.00 15:30:01 ens3 13.10 10.66 10.46 5.07 0.00 0.00 0.00 0.00 15:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:40:02 lo 2393.76 2393.76 4723.20 4723.20 0.00 0.00 0.00 0.00 15:40:02 ens3 124.79 111.77 120.29 1052.02 0.00 0.00 0.00 0.00 15:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1553.54 1553.54 3195.20 3195.20 0.00 0.00 0.00 0.00 Average: ens3 59.35 50.78 163.93 270.85 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-6382) 09/09/26 _x86_64_ (4 CPU) 14:55:46 LINUX RESTART (4 CPU) 15:00:01 CPU %user %nice %system %iowait %steal %idle 15:10:02 all 63.02 0.00 2.92 0.08 0.06 33.92 15:10:02 0 62.63 0.00 3.06 0.07 0.06 34.18 15:10:02 1 63.86 0.00 2.82 0.05 0.07 33.21 15:10:02 2 61.89 0.00 2.80 0.06 0.06 35.19 15:10:02 3 63.69 0.00 2.98 0.16 0.06 33.11 15:20:01 all 60.42 0.00 2.41 0.08 0.06 37.03 15:20:01 0 60.12 0.00 2.46 0.08 0.06 37.28 15:20:01 1 61.17 0.00 2.47 0.11 0.06 36.19 15:20:01 2 60.28 0.00 2.24 0.05 0.06 37.37 15:20:01 3 60.11 0.00 2.46 0.08 0.06 37.30 15:30:01 all 34.09 0.00 1.49 0.09 0.06 64.27 15:30:01 0 33.16 0.00 2.02 0.10 0.07 64.65 15:30:01 1 37.48 0.00 1.29 0.12 0.06 61.05 15:30:01 2 32.17 0.00 1.31 0.03 0.06 66.43 15:30:01 3 33.55 0.00 1.33 0.10 0.06 64.96 15:40:02 all 19.82 0.00 1.05 0.19 0.05 78.88 15:40:02 0 12.52 0.00 0.99 0.21 0.04 86.23 15:40:02 1 22.33 0.00 1.06 0.05 0.05 76.51 15:40:02 2 25.03 0.00 0.77 0.30 0.05 73.84 15:40:02 3 19.46 0.00 1.39 0.20 0.05 78.91 Average: all 44.33 0.00 1.97 0.11 0.06 53.54 Average: 0 42.06 0.00 2.13 0.12 0.06 55.64 Average: 1 46.20 0.00 1.91 0.08 0.06 51.75 Average: 2 44.85 0.00 1.78 0.11 0.06 53.20 Average: 3 44.21 0.00 2.04 0.14 0.06 53.56