---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3250 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 684 10222 4 5082 14962 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:a1:3c:bb brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.103/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83862sec preferred_lft 83862sec inet6 fe80::f816:3eff:fea1:3cbb/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5a:f9:6f:e1:ec:89 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-3250) 08/07/26 _x86_64_ (4 CPU) 20:06:37 LINUX RESTART (4 CPU) 20:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:20:01 5.20 0.24 4.53 0.43 29.30 811.10 3537.68 20:30:26 10.47 1.80 8.19 0.48 118.02 2276.86 1365.45 20:40:01 21.26 0.85 18.21 2.20 30.59 3337.70 4645.67 Average: 12.16 0.98 10.17 1.01 60.52 2127.15 3137.38 20:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:20:01 12761924 15475212 494848 3.02 104396 2794868 1010904 5.80 361004 2906552 132 20:30:26 10424364 13906620 2052900 12.54 133808 3472676 2571652 14.76 556752 5017196 36356 20:40:01 8567340 13036004 2915144 17.80 170984 4341280 3119408 17.91 789808 6542548 111984 Average: 10584543 14139279 1820964 11.12 136396 3536275 2233988 12.82 569188 4822099 49491 20:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:20:01 lo 0.15 0.15 0.01 0.01 0.00 0.00 0.00 0.00 20:20:01 ens3 38.87 26.47 554.65 2.50 0.00 0.00 0.00 0.00 20:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:30:26 lo 0.68 0.68 0.07 0.07 0.00 0.00 0.00 0.00 20:30:26 ens3 87.82 68.89 665.55 13.71 0.00 0.00 0.00 0.00 20:30:26 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:40:01 lo 854.41 854.41 814.04 814.04 0.00 0.00 0.00 0.00 20:40:01 ens3 92.23 70.36 345.59 18.98 0.00 0.00 0.00 0.00 20:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 273.23 273.23 260.07 260.07 0.00 0.00 0.00 0.00 Average: ens3 72.91 55.22 526.37 11.66 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-3250) 08/07/26 _x86_64_ (4 CPU) 20:06:37 LINUX RESTART (4 CPU) 20:10:01 CPU %user %nice %system %iowait %steal %idle 20:20:01 all 0.52 0.00 0.16 0.10 0.03 99.20 20:20:01 0 0.86 0.00 0.20 0.02 0.04 98.89 20:20:01 1 0.34 0.00 0.11 0.05 0.02 99.48 20:20:01 2 0.38 0.00 0.20 0.26 0.03 99.12 20:20:01 3 0.49 0.00 0.14 0.05 0.02 99.30 20:30:26 all 37.02 0.00 1.19 0.03 0.06 61.69 20:30:26 0 37.47 0.00 1.03 0.03 0.07 61.40 20:30:26 1 38.27 0.00 1.34 0.05 0.06 60.28 20:30:26 2 36.37 0.00 1.24 0.05 0.07 62.27 20:30:26 3 35.96 0.00 1.15 0.01 0.06 62.82 20:40:01 all 69.85 0.00 2.57 0.05 0.10 27.43 20:40:01 0 68.35 0.00 2.37 0.04 0.10 29.16 20:40:01 1 68.14 0.00 2.40 0.07 0.10 29.28 20:40:01 2 69.57 0.00 2.56 0.05 0.10 27.73 20:40:01 3 73.35 0.00 2.96 0.04 0.10 23.55 Average: all 35.33 0.00 1.29 0.06 0.06 63.26 Average: 0 35.15 0.00 1.18 0.03 0.07 63.57 Average: 1 35.14 0.00 1.27 0.06 0.06 63.47 Average: 2 34.95 0.00 1.31 0.12 0.07 63.55 Average: 3 36.06 0.00 1.39 0.03 0.06 62.46