---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-297 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 65G 17% / 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 680 8149 4 7159 14965 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:d1:83:ea brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.31/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83112sec preferred_lft 83112sec inet6 fe80::f816:3eff:fed1:83ea/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 6e:8f:66:2f:d3:be 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-297) 09/05/26 _x86_64_ (4 CPU) 19:01:33 LINUX RESTART (4 CPU) 19:10:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:20:08 18.38 2.85 14.09 1.43 154.84 3040.10 1798.82 19:30:01 20.08 0.05 17.77 2.25 6.21 2062.69 7190.61 19:40:08 32.60 0.04 29.24 3.32 1.01 4467.25 27892.05 19:50:08 9.09 0.01 7.97 1.10 0.49 6290.49 3102.59 Average: 20.07 0.74 17.30 2.03 40.62 3972.10 10056.07 19:10:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:20:08 10089444 13502184 2457920 15.01 131656 3418948 2754792 15.81 588140 5321276 36676 19:30:01 9096484 13039384 2916392 17.81 154804 3880788 3077932 17.67 742720 6103768 117180 19:40:08 7580592 12450864 3500320 21.38 175672 4746552 3418740 19.62 1025336 7285640 1976 19:50:08 8445848 15406764 538060 3.29 191924 6753532 1095796 6.29 1793616 5583780 336272 Average: 8803092 13599799 2353173 14.37 163514 4699955 2586815 14.85 1037453 6073616 123026 19:10:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:20:08 lo 1001.80 1001.80 955.63 955.63 0.00 0.00 0.00 0.00 19:20:08 ens3 150.87 117.64 1043.49 18.59 0.00 0.00 0.00 0.00 19:20:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:30:01 lo 1285.89 1285.89 1219.56 1219.56 0.00 0.00 0.00 0.00 19:30:01 ens3 27.48 22.90 21.71 10.55 0.00 0.00 0.00 0.00 19:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:40:08 lo 1363.36 1363.36 1294.81 1294.81 0.00 0.00 0.00 0.00 19:40:08 ens3 28.38 23.69 24.56 11.61 0.00 0.00 0.00 0.00 19:40:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:50:08 lo 2542.25 2542.25 9289.78 9289.78 0.00 0.00 0.00 0.00 19:50:08 ens3 24.88 22.36 122.71 5.74 0.00 0.00 0.00 0.00 19:50:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1548.55 1548.55 3190.16 3190.16 0.00 0.00 0.00 0.00 Average: ens3 57.90 46.65 303.12 11.63 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-297) 09/05/26 _x86_64_ (4 CPU) 19:01:33 LINUX RESTART (4 CPU) 19:10:08 CPU %user %nice %system %iowait %steal %idle 19:20:08 all 28.46 0.00 1.52 0.10 0.01 69.91 19:20:08 0 28.22 0.00 1.60 0.10 0.01 70.07 19:20:08 1 29.55 0.00 1.56 0.17 0.01 68.71 19:20:08 2 27.81 0.00 1.56 0.08 0.01 70.54 19:20:08 3 28.28 0.00 1.35 0.04 0.01 70.32 19:30:01 all 60.07 0.00 2.26 0.06 0.02 37.59 19:30:01 0 62.33 0.00 2.07 0.04 0.02 35.54 19:30:01 1 57.38 0.00 1.92 0.09 0.02 40.59 19:30:01 2 60.56 0.00 2.51 0.06 0.02 36.85 19:30:01 3 60.00 0.00 2.53 0.05 0.02 37.40 19:40:08 all 56.81 0.00 2.59 0.17 0.03 40.41 19:40:08 0 58.01 0.00 2.77 0.21 0.03 38.98 19:40:08 1 56.20 0.00 2.54 0.08 0.02 41.15 19:40:08 2 55.65 0.00 2.53 0.31 0.02 41.49 19:40:08 3 57.37 0.00 2.50 0.09 0.02 40.01 19:50:08 all 30.25 0.00 1.38 0.10 0.02 68.25 19:50:08 0 29.01 0.00 1.60 0.10 0.02 69.27 19:50:08 1 32.69 0.00 1.56 0.02 0.02 65.71 19:50:08 2 25.02 0.00 1.49 0.27 0.02 73.21 19:50:08 3 34.28 0.00 0.88 0.02 0.02 64.80 Average: all 43.88 0.00 1.94 0.11 0.02 54.06 Average: 0 44.37 0.00 2.01 0.11 0.02 53.49 Average: 1 43.95 0.00 1.90 0.09 0.02 54.04 Average: 2 42.23 0.00 2.02 0.18 0.02 55.55 Average: 3 44.97 0.00 1.82 0.05 0.02 53.15