---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-39613 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 66G 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 738 9129 4 6121 14908 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:e7:5d:13 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.24/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84408sec preferred_lft 84408sec inet6 fe80::f816:3eff:fee7:5d13/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ca:f0:3e:19:88:66 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-39613) 08/21/26 _x86_64_ (4 CPU) 12:04:05 LINUX RESTART (4 CPU) 12:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:20:04 41.12 0.49 24.45 16.19 17.05 3772.40 258110.70 12:30:27 30.01 0.06 27.07 2.88 1.79 5845.75 15768.53 Average: 35.47 0.27 25.78 9.42 9.29 4826.09 134950.55 12:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:20:04 8966136 13203596 2749348 16.79 167756 4139932 3001572 17.23 822284 6123276 10520 12:30:27 7410332 13076864 2869868 17.53 192612 5472832 3068092 17.61 1120960 7327616 22472 Average: 8188234 13140230 2809608 17.16 180184 4806382 3034832 17.42 971622 6725446 16496 12:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:20:04 lo 1356.10 1356.10 1292.99 1292.99 0.00 0.00 0.00 0.00 12:20:04 ens3 71.86 52.11 351.95 14.53 0.00 0.00 0.00 0.00 12:20:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:27 lo 868.65 868.65 827.16 827.16 0.00 0.00 0.00 0.00 12:30:27 ens3 52.60 42.20 246.36 12.06 0.00 0.00 0.00 0.00 12:30:27 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1108.38 1108.38 1056.25 1056.25 0.00 0.00 0.00 0.00 Average: ens3 62.07 47.07 298.29 13.27 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-39613) 08/21/26 _x86_64_ (4 CPU) 12:04:05 LINUX RESTART (4 CPU) 12:10:01 CPU %user %nice %system %iowait %steal %idle 12:20:04 all 65.73 0.00 2.61 0.07 0.12 31.48 12:20:04 0 65.59 0.00 2.55 0.07 0.12 31.67 12:20:04 1 67.76 0.00 2.53 0.06 0.12 29.52 12:20:04 2 63.64 0.00 2.65 0.05 0.12 33.53 12:20:04 3 65.90 0.00 2.70 0.10 0.12 31.18 12:30:27 all 60.23 0.00 2.39 0.07 0.13 37.19 12:30:27 0 58.99 0.00 2.22 0.06 0.13 38.60 12:30:27 1 57.01 0.00 2.15 0.12 0.12 40.60 12:30:27 2 60.65 0.00 2.69 0.04 0.12 36.50 12:30:27 3 64.25 0.00 2.49 0.07 0.13 33.06 Average: all 62.93 0.00 2.49 0.07 0.12 34.38 Average: 0 62.24 0.00 2.38 0.06 0.13 35.19 Average: 1 62.30 0.00 2.33 0.09 0.12 35.15 Average: 2 62.13 0.00 2.67 0.04 0.12 35.04 Average: 3 65.06 0.00 2.59 0.08 0.13 32.14