---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-12842 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 11G 67G 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 632 10464 4 4892 15014 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:2f:13:4a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.217/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84736sec preferred_lft 84736sec inet6 fe80::f816:3eff:fe2f:134a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5a:e5:0e:4c:f1:63 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-12842) 12/11/25 _x86_64_ (4 CPU) 17:05:25 LINUX RESTART (4 CPU) 17:10:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 17:20:14 7.93 0.62 6.74 0.57 421.99 1244.02 9669.32 17:30:15 16.21 0.53 14.53 1.15 19.37 2239.38 4211.45 Average: 12.04 0.58 10.61 0.86 222.07 1738.24 6959.33 17:10:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:20:14 8206292 11289116 4673388 28.54 113096 3138032 4832512 27.74 614556 7212144 1612 17:30:15 8883792 12682540 3275668 20.01 132684 3795292 3471252 19.92 838648 6266200 264860 Average: 8545042 11985828 3974528 24.27 122890 3466662 4151882 23.83 726602 6739172 133236 17:10:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:20:14 lo 0.65 0.65 0.38 0.38 0.00 0.00 0.00 0.00 17:20:14 ens3 25.41 16.58 288.96 3.57 0.00 0.00 0.00 0.00 17:20:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:30:15 lo 424.98 424.98 404.85 404.85 0.00 0.00 0.00 0.00 17:30:15 ens3 38.66 29.13 410.27 4.76 0.00 0.00 0.00 0.00 17:30:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 211.34 211.34 201.21 201.21 0.00 0.00 0.00 0.00 Average: ens3 31.99 22.81 349.19 4.16 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-12842) 12/11/25 _x86_64_ (4 CPU) 17:05:25 LINUX RESTART (4 CPU) 17:10:06 CPU %user %nice %system %iowait %steal %idle 17:20:14 all 47.11 0.00 0.77 0.05 0.07 52.00 17:20:14 0 36.76 0.00 0.71 0.03 0.08 62.43 17:20:14 1 65.28 0.00 0.87 0.02 0.08 33.75 17:20:14 2 44.30 0.00 0.80 0.08 0.07 54.75 17:20:14 3 42.13 0.00 0.69 0.06 0.07 57.05 17:30:15 all 52.27 0.00 1.19 0.06 0.08 46.40 17:30:15 0 63.59 0.00 1.37 0.04 0.09 34.92 17:30:15 1 54.22 0.00 1.29 0.09 0.08 44.31 17:30:15 2 51.65 0.00 1.13 0.08 0.08 47.07 17:30:15 3 39.66 0.00 0.96 0.04 0.08 59.25 Average: all 49.67 0.00 0.97 0.05 0.08 49.22 Average: 0 50.07 0.00 1.03 0.03 0.08 48.78 Average: 1 59.79 0.00 1.08 0.06 0.08 38.99 Average: 2 47.94 0.00 0.96 0.08 0.07 50.94 Average: 3 40.90 0.00 0.83 0.05 0.08 58.14