---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-37774 5.15.0-186-generic #196-Ubuntu SMP Sat Jun 20 16:09:34 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 nrip_save 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 11G 67G 14% / 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 638 10256 4 5094 15008 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:3f:4d:ae brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.214/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84357sec preferred_lft 84357sec inet6 fe80::f816:3eff:fe3f:4dae/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether b2:89:fa:6f:45:d1 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 5.15.0-186-generic (prd-ubuntu2204-docker-4c-4g-37774) 08/15/26 _x86_64_ (4 CPU) 15:26:23 LINUX RESTART (4 CPU) 15:30:13 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:40:01 19.97 0.33 5.71 13.93 31.53 910.58 251735.59 15:50:01 16.17 2.19 12.96 1.02 136.47 3404.09 2879.87 16:00:13 33.91 0.67 28.55 4.69 28.30 4156.41 4327.40 Average: 23.44 1.06 15.89 6.49 65.40 2843.84 84788.85 15:30:13 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:40:01 12403828 15258172 706436 4.31 115240 2915856 1273508 7.31 396516 3237504 117228 15:50:01 9814824 13622128 2334188 14.26 151936 3747336 2901872 16.66 653468 5486276 24060 16:00:13 10526292 15389500 558888 3.41 182672 4704324 1065024 6.11 940440 4383092 10244 Average: 10914981 14756600 1199837 7.33 149949 3789172 1746801 10.03 663475 4368957 50511 15:30:13 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:40:01 lo 0.16 0.16 0.01 0.01 0.00 0.00 0.00 0.00 15:40:01 ens3 51.38 40.64 713.51 5.27 0.00 0.00 0.00 0.00 15:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:50:01 lo 1.41 1.41 0.14 0.14 0.00 0.00 0.00 0.00 15:50:01 ens3 75.12 59.87 442.88 14.43 0.00 0.00 0.00 0.00 15:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:00:13 lo 1742.14 1742.14 1649.73 1649.73 0.00 0.00 0.00 0.00 16:00:13 ens3 120.82 103.72 440.64 156.72 0.00 0.00 0.00 0.00 16:00:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 592.28 592.28 560.42 560.42 0.00 0.00 0.00 0.00 Average: ens3 82.88 68.47 530.66 59.77 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 5.15.0-186-generic (prd-ubuntu2204-docker-4c-4g-37774) 08/15/26 _x86_64_ (4 CPU) 15:26:23 LINUX RESTART (4 CPU) 15:30:13 CPU %user %nice %system %iowait %steal %idle 15:40:01 all 2.11 0.00 0.25 0.10 0.03 97.52 15:40:01 0 1.70 0.00 0.25 0.14 0.03 97.88 15:40:01 1 2.02 0.00 0.27 0.07 0.02 97.62 15:40:01 2 1.87 0.00 0.28 0.16 0.04 97.65 15:40:01 3 2.82 0.00 0.21 0.02 0.03 96.92 15:50:01 all 73.11 0.00 2.32 0.05 0.10 24.41 15:50:01 0 72.83 0.00 2.70 0.08 0.10 24.29 15:50:01 1 74.38 0.00 2.18 0.03 0.10 23.31 15:50:01 2 72.61 0.00 2.19 0.07 0.10 25.03 15:50:01 3 72.63 0.00 2.20 0.03 0.10 25.03 16:00:13 all 58.53 0.00 2.58 0.11 0.10 38.68 16:00:13 0 59.00 0.00 2.73 0.13 0.10 38.05 16:00:13 1 57.45 0.00 2.68 0.10 0.10 39.67 16:00:13 2 60.06 0.00 2.59 0.12 0.10 37.13 16:00:13 3 57.62 0.00 2.33 0.07 0.10 39.88 Average: all 44.90 0.00 1.73 0.09 0.08 53.21 Average: 0 44.85 0.00 1.91 0.12 0.08 53.05 Average: 1 44.94 0.00 1.73 0.07 0.07 53.19 Average: 2 45.18 0.00 1.70 0.12 0.08 52.93 Average: 3 44.64 0.00 1.59 0.04 0.08 53.65