---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-13100 5.15.0-161-generic #171-Ubuntu SMP Sat Oct 11 08:17:01 UTC 2025 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 11G 68G 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 641 10572 4 4774 15005 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:09:28:a6 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.231/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84775sec preferred_lft 84775sec inet6 fe80::f816:3eff:fe09:28a6/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5a:a4:c8:d8:d8:2f 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 5.15.0-161-generic (prd-ubuntu2204-docker-4c-4g-13100) 12/12/25 _x86_64_ (4 CPU) 13:58:45 LINUX RESTART (4 CPU) 14:00:17 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:10:02 21.65 3.05 17.24 1.36 372.97 3880.85 3956.98 14:20:01 26.35 0.83 22.20 3.32 27.06 3492.29 5779.53 Average: 24.03 1.93 19.75 2.35 197.93 3684.23 4879.25 14:00:17 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:10:02 10655720 13822804 2137964 13.06 123496 3187460 2618684 15.03 590628 4761056 28908 14:20:01 8799392 12896388 3055940 18.66 164448 3993296 3685568 21.16 842608 6277624 18028 Average: 9727556 13359596 2596952 15.86 143972 3590378 3152126 18.09 716618 5519340 23468 14:00:17 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:10:02 lo 1.07 1.07 0.12 0.12 0.00 0.00 0.00 0.00 14:10:02 ens3 92.11 72.96 683.09 17.11 0.00 0.00 0.00 0.00 14:10:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:01 lo 1456.13 1456.13 1387.41 1387.41 0.00 0.00 0.00 0.00 14:20:01 ens3 91.74 68.27 377.14 19.42 0.00 0.00 0.00 0.00 14:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 737.38 737.38 702.13 702.13 0.00 0.00 0.00 0.00 Average: ens3 91.92 70.58 528.27 18.28 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 5.15.0-161-generic (prd-ubuntu2204-docker-4c-4g-13100) 12/12/25 _x86_64_ (4 CPU) 13:58:45 LINUX RESTART (4 CPU) 14:00:17 CPU %user %nice %system %iowait %steal %idle 14:10:02 all 46.91 0.00 1.58 0.19 0.07 51.25 14:10:02 0 46.43 0.00 1.33 0.14 0.07 52.03 14:10:02 1 46.66 0.00 1.62 0.35 0.07 51.30 14:10:02 2 47.35 0.00 1.56 0.09 0.07 50.93 14:10:02 3 47.19 0.00 1.83 0.17 0.08 50.74 14:20:01 all 70.01 0.00 2.71 0.07 0.10 27.10 14:20:01 0 70.71 0.00 2.75 0.08 0.10 26.36 14:20:01 1 71.09 0.00 2.70 0.04 0.10 26.07 14:20:01 2 67.41 0.00 2.70 0.07 0.10 29.73 14:20:01 3 70.84 0.00 2.70 0.11 0.10 26.25 Average: all 58.59 0.00 2.15 0.13 0.09 39.03 Average: 0 58.71 0.00 2.05 0.11 0.09 39.05 Average: 1 59.02 0.00 2.17 0.19 0.09 38.54 Average: 2 57.50 0.00 2.14 0.08 0.09 40.20 Average: 3 59.16 0.00 2.27 0.14 0.09 38.34