---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-7925 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 677 8583 4 6728 14968 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:11:a0:72 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.250/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84127sec preferred_lft 84127sec inet6 fe80::f816:3eff:fe11:a072/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a2:cf:ff:84:96:d0 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-7925) 09/13/26 _x86_64_ (4 CPU) 13:55:30 LINUX RESTART (4 CPU) 14:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:10:14 22.08 0.10 19.37 2.61 8.17 2376.31 3660.65 14:20:14 32.92 0.03 29.57 3.33 0.61 4451.33 13239.11 14:30:01 9.53 0.03 8.53 0.96 0.97 5834.26 51984.07 Average: 21.60 0.05 19.23 2.31 3.30 4195.38 22609.33 14:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:10:14 8271880 12047284 3909896 23.88 141932 3741672 3780316 21.70 719936 6979516 2024 14:20:14 7543916 12351204 3600736 21.99 161700 4706148 3442816 19.76 1006360 7368672 32696 14:30:01 8889012 15409724 537260 3.28 177140 6348076 1094852 6.28 1657272 5299136 173324 Average: 8234936 13269404 2682631 16.38 160257 4931965 2772661 15.92 1127856 6549108 69348 14:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:10:14 lo 1460.29 1460.29 1385.33 1385.33 0.00 0.00 0.00 0.00 14:10:14 ens3 51.58 38.14 73.15 12.92 0.00 0.00 0.00 0.00 14:10:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:14 lo 1525.71 1525.71 1453.94 1453.94 0.00 0.00 0.00 0.00 14:20:14 ens3 45.57 33.78 34.37 19.15 0.00 0.00 0.00 0.00 14:20:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:01 lo 2605.47 2605.47 9495.37 9495.37 0.00 0.00 0.00 0.00 14:30:01 ens3 18.56 16.04 95.58 3.63 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 Average: lo 1855.49 1855.49 4052.56 4052.56 0.00 0.00 0.00 0.00 Average: ens3 38.81 29.48 67.54 11.97 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-7925) 09/13/26 _x86_64_ (4 CPU) 13:55:30 LINUX RESTART (4 CPU) 14:00:01 CPU %user %nice %system %iowait %steal %idle 14:10:14 all 66.21 0.00 2.63 0.05 0.03 31.07 14:10:14 0 66.63 0.00 2.67 0.04 0.04 30.61 14:10:14 1 64.51 0.00 2.59 0.04 0.04 32.82 14:10:14 2 66.08 0.00 2.43 0.07 0.03 31.40 14:10:14 3 67.64 0.00 2.81 0.05 0.03 29.47 14:20:14 all 62.99 0.00 2.99 0.11 0.04 33.87 14:20:14 0 64.00 0.00 2.86 0.08 0.03 33.03 14:20:14 1 62.63 0.00 3.19 0.15 0.05 33.97 14:20:14 2 63.49 0.00 3.01 0.10 0.03 33.37 14:20:14 3 61.84 0.00 2.90 0.12 0.04 35.10 14:30:01 all 29.34 0.00 1.46 0.09 0.03 69.07 14:30:01 0 23.55 0.00 1.43 0.06 0.03 74.94 14:30:01 1 27.98 0.00 0.96 0.03 0.04 70.99 14:30:01 2 33.27 0.00 1.39 0.20 0.03 65.11 14:30:01 3 32.60 0.00 2.07 0.08 0.04 65.20 Average: all 53.10 0.00 2.37 0.08 0.03 44.41 Average: 0 51.68 0.00 2.33 0.06 0.03 45.90 Average: 1 51.95 0.00 2.26 0.07 0.04 45.68 Average: 2 54.51 0.00 2.28 0.12 0.03 43.05 Average: 3 54.28 0.00 2.60 0.08 0.04 43.00