---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-11507 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: 5600.00 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 664 9241 4 6083 14982 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:34:2e:d5 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.214/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84557sec preferred_lft 84557sec inet6 fe80::f816:3eff:fe34:2ed5/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether b2:cd:b4:b7:3f:60 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-11507) 12/08/25 _x86_64_ (4 CPU) 01:07:41 LINUX RESTART (4 CPU) 01:10:12 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:20 42.27 3.06 23.19 16.03 743.33 4251.13 308538.47 01:30:18 21.55 0.16 18.41 2.98 5.29 1611.79 24176.26 Average: 32.00 1.62 20.82 9.56 377.43 2942.64 167562.23 01:10:12 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:20 9322216 12975332 2982284 18.21 130528 3646792 3252716 18.67 859056 5810496 784 01:30:18 9099448 13115184 2839300 17.34 151460 3961476 2993500 17.18 989860 5863668 28720 Average: 9210832 13045258 2910792 17.78 140994 3804134 3123108 17.93 924458 5837082 14752 01:10:12 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:20 lo 22.39 22.39 5.16 5.16 0.00 0.00 0.00 0.00 01:20:20 ens3 75.59 57.81 742.90 10.80 0.00 0.00 0.00 0.00 01:20:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:30:18 lo 1200.48 1200.48 1114.96 1114.96 0.00 0.00 0.00 0.00 01:30:18 ens3 40.10 29.53 250.16 7.37 0.00 0.00 0.00 0.00 01:30:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 606.45 606.45 555.35 555.35 0.00 0.00 0.00 0.00 Average: ens3 58.00 43.79 498.62 9.10 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-11507) 12/08/25 _x86_64_ (4 CPU) 01:07:41 LINUX RESTART (4 CPU) 01:10:12 CPU %user %nice %system %iowait %steal %idle 01:20:20 all 40.39 0.00 1.58 0.27 0.09 57.67 01:20:20 0 39.40 0.00 1.54 0.29 0.09 58.68 01:20:20 1 40.86 0.00 1.51 0.31 0.09 57.23 01:20:20 2 38.54 0.00 1.61 0.13 0.09 59.63 01:20:20 3 42.75 0.00 1.67 0.35 0.09 55.13 01:30:18 all 26.45 0.00 1.52 0.08 0.09 71.87 01:30:18 0 26.42 0.00 1.76 0.11 0.09 71.63 01:30:18 1 25.49 0.00 1.47 0.11 0.09 72.83 01:30:18 2 26.21 0.00 1.41 0.05 0.09 72.24 01:30:18 3 27.67 0.00 1.42 0.05 0.10 70.76 Average: all 33.47 0.00 1.55 0.17 0.09 64.71 Average: 0 32.96 0.00 1.65 0.20 0.09 65.10 Average: 1 33.24 0.00 1.49 0.21 0.09 64.97 Average: 2 32.42 0.00 1.51 0.09 0.09 65.89 Average: 3 35.27 0.00 1.55 0.20 0.09 62.88