---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-41495 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: 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 673 8165 4 7149 14972 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:28:de:32 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.63/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83764sec preferred_lft 83764sec inet6 fe80::f816:3eff:fe28:de32/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 32:7c:30:9c:ee:45 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-41495) 08/27/26 _x86_64_ (4 CPU) 13:33:07 LINUX RESTART (4 CPU) 13:40:38 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:50:29 24.93 0.38 21.55 3.00 19.59 3192.58 6215.36 14:00:01 34.41 0.02 30.79 3.60 0.62 2469.43 34524.38 14:10:34 7.24 0.02 6.76 0.46 0.43 2958.80 5266.42 Average: 21.72 0.14 19.28 2.30 6.79 2879.78 14902.11 13:40:38 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:50:29 8898544 12616608 3340404 20.40 143776 3683912 3425364 19.66 703752 6361940 2564 14:00:01 8577732 12795352 3157992 19.29 164520 4128924 3179672 18.25 822848 6535208 127388 14:10:34 8102716 12962648 2988556 18.25 172876 4741228 2927872 16.81 1041408 6746272 1908 Average: 8526331 12791536 3162317 19.31 160391 4184688 3177636 18.24 856003 6547807 43953 13:40:38 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:50:29 lo 1483.33 1483.33 1407.75 1407.75 0.00 0.00 0.00 0.00 13:50:29 ens3 41.15 33.04 89.78 12.99 0.00 0.00 0.00 0.00 13:50:29 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:00:01 lo 1644.67 1644.67 1566.66 1566.66 0.00 0.00 0.00 0.00 14:00:01 ens3 30.72 24.55 21.69 11.12 0.00 0.00 0.00 0.00 14:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:10:34 lo 2527.49 2527.49 8907.45 8907.45 0.00 0.00 0.00 0.00 14:10:34 ens3 11.67 7.20 8.72 3.73 0.00 0.00 0.00 0.00 14:10:34 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1902.60 1902.60 4100.53 4100.53 0.00 0.00 0.00 0.00 Average: ens3 27.44 21.23 39.52 9.13 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-41495) 08/27/26 _x86_64_ (4 CPU) 13:33:07 LINUX RESTART (4 CPU) 13:40:38 CPU %user %nice %system %iowait %steal %idle 13:50:29 all 66.86 0.00 2.61 0.06 0.02 30.44 13:50:29 0 65.43 0.00 2.48 0.05 0.02 32.01 13:50:29 1 68.35 0.00 2.78 0.04 0.02 28.81 13:50:29 2 65.43 0.00 2.53 0.08 0.03 31.94 13:50:29 3 68.25 0.00 2.66 0.06 0.02 29.00 14:00:01 all 61.96 0.00 2.81 0.11 0.02 35.10 14:00:01 0 63.55 0.00 2.81 0.13 0.02 33.49 14:00:01 1 62.11 0.00 2.78 0.09 0.02 35.01 14:00:01 2 60.23 0.00 2.80 0.10 0.02 36.85 14:00:01 3 61.96 0.00 2.84 0.12 0.02 35.05 14:10:34 all 33.89 0.00 1.46 0.07 0.02 64.56 14:10:34 0 26.99 0.00 1.66 0.03 0.02 71.30 14:10:34 1 41.37 0.00 1.27 0.04 0.02 57.29 14:10:34 2 32.96 0.00 1.66 0.03 0.02 65.33 14:10:34 3 34.23 0.00 1.27 0.16 0.02 64.32 Average: all 53.68 0.00 2.27 0.08 0.02 43.95 Average: 0 51.29 0.00 2.30 0.07 0.02 46.32 Average: 1 56.85 0.00 2.25 0.06 0.02 40.83 Average: 2 52.33 0.00 2.31 0.07 0.02 45.27 Average: 3 54.25 0.00 2.23 0.11 0.02 43.38