---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-11058 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 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 710 9753 4 5525 14936 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:fc:03:ac brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.168/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84560sec preferred_lft 84560sec inet6 fe80::f816:3eff:fefc:3ac/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5a:34:a9:bb:f1:b2 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-11058) 12/06/25 _x86_64_ (4 CPU) 06:28:26 LINUX RESTART (4 CPU) 06:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:40:13 28.24 3.63 22.86 1.76 376.51 5425.23 3380.32 06:50:01 34.63 0.04 30.80 3.79 1.20 3326.07 17057.01 Average: 31.38 1.87 26.75 2.75 192.55 4396.35 10083.80 06:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:40:13 9090912 12844420 3111760 19.01 151508 3697200 3310732 19.00 779500 6088184 187176 06:50:01 8303260 12452312 3500040 21.38 178516 4026332 3717864 21.34 904328 6707436 13028 Average: 8697086 12648366 3305900 20.19 165012 3861766 3514298 20.17 841914 6397810 100102 06:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:40:13 lo 587.36 587.36 559.14 559.14 0.00 0.00 0.00 0.00 06:40:13 ens3 98.11 76.30 811.89 18.07 0.00 0.00 0.00 0.00 06:40:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:50:01 lo 1552.96 1552.96 1479.18 1479.18 0.00 0.00 0.00 0.00 06:50:01 ens3 53.14 39.16 123.92 13.28 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 Average: lo 1060.64 1060.64 1010.08 1010.08 0.00 0.00 0.00 0.00 Average: ens3 76.07 58.09 474.69 15.72 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-11058) 12/06/25 _x86_64_ (4 CPU) 06:28:26 LINUX RESTART (4 CPU) 06:30:01 CPU %user %nice %system %iowait %steal %idle 06:40:13 all 49.92 0.00 1.72 0.19 0.08 48.08 06:40:13 0 48.07 0.00 1.64 0.11 0.08 50.10 06:40:13 1 50.71 0.00 1.70 0.11 0.08 47.40 06:40:13 2 49.57 0.00 1.81 0.29 0.08 48.25 06:40:13 3 51.34 0.00 1.75 0.25 0.08 46.58 06:50:01 all 59.18 0.00 2.52 0.18 0.09 38.04 06:50:01 0 57.69 0.00 2.50 0.18 0.10 39.53 06:50:01 1 58.65 0.00 2.40 0.17 0.10 38.69 06:50:01 2 62.12 0.00 2.80 0.21 0.09 34.78 06:50:01 3 58.24 0.00 2.37 0.15 0.09 39.14 Average: all 54.45 0.00 2.11 0.18 0.09 43.16 Average: 0 52.78 0.00 2.06 0.14 0.09 44.92 Average: 1 54.60 0.00 2.04 0.14 0.09 43.14 Average: 2 55.71 0.00 2.29 0.25 0.09 41.66 Average: 3 54.72 0.00 2.06 0.20 0.09 42.94