---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3241 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 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 647 8268 4 7073 14999 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:b0:7f:6c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.111/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83901sec preferred_lft 83901sec inet6 fe80::f816:3eff:feb0:7f6c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 2a:a8:b3:76:11:c1 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-3241) 08/07/26 _x86_64_ (4 CPU) 19:03:15 LINUX RESTART (4 CPU) 19:10:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:20:00 19.05 0.07 16.65 2.33 7.00 2048.96 2877.77 19:30:06 34.89 0.02 31.37 3.50 0.51 4523.70 9204.11 19:40:00 9.91 0.16 8.49 1.26 10.25 6376.84 4092.55 Average: 21.37 0.08 18.92 2.37 5.89 4316.22 5414.41 19:10:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:20:00 9473264 13225532 2731696 16.68 143012 3714844 2812224 16.14 715592 5777624 12932 19:30:06 7744080 12531324 3421136 20.89 168984 4677200 3379720 19.40 1008328 7159092 1184 19:40:00 8528564 15411768 534408 3.26 190192 6683372 1092736 6.27 1762796 5555564 379996 Average: 8581969 13722875 2229080 13.61 167396 5025139 2428227 13.94 1162239 6164093 131371 19:10:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:20:00 lo 998.61 998.61 944.52 944.52 0.00 0.00 0.00 0.00 19:20:00 ens3 45.73 36.81 46.04 11.87 0.00 0.00 0.00 0.00 19:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:30:06 lo 1540.24 1540.24 1466.80 1466.80 0.00 0.00 0.00 0.00 19:30:06 ens3 51.21 39.98 26.77 13.28 0.00 0.00 0.00 0.00 19:30:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:40:00 lo 2585.83 2585.83 9380.18 9380.18 0.00 0.00 0.00 0.00 19:40:00 ens3 22.74 20.02 154.61 4.73 0.00 0.00 0.00 0.00 19:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1706.62 1706.62 3912.37 3912.37 0.00 0.00 0.00 0.00 Average: ens3 39.97 32.32 75.47 9.99 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-3241) 08/07/26 _x86_64_ (4 CPU) 19:03:15 LINUX RESTART (4 CPU) 19:10:05 CPU %user %nice %system %iowait %steal %idle 19:20:00 all 64.68 0.00 2.13 0.05 0.10 33.03 19:20:00 0 63.03 0.00 2.11 0.04 0.10 34.72 19:20:00 1 65.80 0.00 1.87 0.04 0.10 32.19 19:20:00 2 64.41 0.00 2.47 0.06 0.10 32.95 19:20:00 3 65.50 0.00 2.06 0.08 0.10 32.26 19:30:06 all 60.65 0.00 2.53 0.11 0.09 36.61 19:30:06 0 60.90 0.00 2.36 0.10 0.09 36.56 19:30:06 1 60.09 0.00 2.49 0.14 0.09 37.19 19:30:06 2 61.64 0.00 2.76 0.11 0.09 35.40 19:30:06 3 59.98 0.00 2.53 0.10 0.10 37.29 19:40:00 all 31.60 0.00 1.30 0.10 0.09 66.91 19:40:00 0 34.99 0.00 1.20 0.02 0.09 63.70 19:40:00 1 28.77 0.00 1.69 0.24 0.10 69.20 19:40:00 2 29.62 0.00 1.22 0.11 0.08 68.96 19:40:00 3 33.04 0.00 1.09 0.04 0.08 65.75 Average: all 52.36 0.00 1.99 0.09 0.09 45.47 Average: 0 53.01 0.00 1.89 0.05 0.09 44.95 Average: 1 51.58 0.00 2.02 0.14 0.09 46.17 Average: 2 51.95 0.00 2.15 0.09 0.09 45.71 Average: 3 52.89 0.00 1.90 0.07 0.09 45.05