---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-39359 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 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 12G 67G 15% / 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 730 9551 4 5707 14916 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:93:25:f3 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.80/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84313sec preferred_lft 84313sec inet6 fe80::f816:3eff:fe93:25f3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 6e:cb:15:85:e2:3e 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-39359) 08/21/26 _x86_64_ (4 CPU) 06:29:25 LINUX RESTART (4 CPU) 06:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:40:01 60.11 4.40 41.19 14.52 260.02 5956.79 242502.73 06:50:01 28.66 0.11 25.41 3.13 5.48 2552.31 27909.32 07:00:01 24.50 0.06 21.64 2.81 1.83 5585.53 94543.97 Average: 37.75 1.52 29.41 6.82 89.04 4697.38 121598.73 06:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:40:01 9884840 13420448 2539028 15.51 141924 3504484 2753876 15.81 614964 5483164 53852 06:50:01 9047508 13162340 2792392 17.05 165440 4017248 2926144 16.80 755580 6106492 185236 07:00:01 6524056 11658264 4290904 26.21 187840 4956492 4376728 25.12 907168 8429036 94472 Average: 8485468 12747017 3207441 19.59 165068 4159408 3352249 19.24 759237 6672897 111187 06:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:40:01 lo 321.95 321.95 306.46 306.46 0.00 0.00 0.00 0.00 06:40:01 ens3 111.61 83.42 1001.41 16.77 0.00 0.00 0.00 0.00 06:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:50:01 lo 1528.32 1528.32 1457.46 1457.46 0.00 0.00 0.00 0.00 06:50:01 ens3 47.20 40.57 212.60 11.89 0.00 0.00 0.00 0.00 06:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:00:01 lo 466.76 466.76 443.95 443.95 0.00 0.00 0.00 0.00 07:00:01 ens3 56.45 42.38 110.52 12.85 0.00 0.00 0.00 0.00 07:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 772.64 772.64 736.24 736.24 0.00 0.00 0.00 0.00 Average: ens3 71.74 55.44 441.31 13.83 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-39359) 08/21/26 _x86_64_ (4 CPU) 06:29:25 LINUX RESTART (4 CPU) 06:30:01 CPU %user %nice %system %iowait %steal %idle 06:40:01 all 34.37 0.00 1.40 0.45 0.08 63.71 06:40:01 0 36.90 0.00 1.66 0.61 0.08 60.75 06:40:01 1 33.66 0.00 1.46 0.18 0.08 64.61 06:40:01 2 34.27 0.00 1.28 0.62 0.07 63.77 06:40:01 3 32.64 0.00 1.19 0.39 0.08 65.70 06:50:01 all 58.56 0.00 2.41 0.61 0.14 38.27 06:50:01 0 59.13 0.00 2.27 0.70 0.13 37.77 06:50:01 1 59.81 0.00 2.35 0.30 0.12 37.41 06:50:01 2 56.60 0.00 2.64 0.35 0.13 40.28 06:50:01 3 58.72 0.00 2.38 1.08 0.17 37.64 07:00:01 all 60.66 0.00 2.17 0.22 0.12 36.84 07:00:01 0 59.47 0.00 2.04 0.42 0.11 37.95 07:00:01 1 63.41 0.00 2.69 0.08 0.12 33.71 07:00:01 2 59.73 0.00 1.83 0.15 0.12 38.17 07:00:01 3 60.02 0.00 2.11 0.24 0.12 37.52 Average: all 51.20 0.00 1.99 0.43 0.11 46.27 Average: 0 51.84 0.00 1.99 0.57 0.11 45.48 Average: 1 52.30 0.00 2.17 0.19 0.11 45.24 Average: 2 50.19 0.00 1.92 0.37 0.11 47.41 Average: 3 50.46 0.00 1.90 0.57 0.12 46.96