---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-11405 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 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 683 9864 4 5442 14963 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:54:29:23 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.214/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84494sec preferred_lft 84494sec inet6 fe80::f816:3eff:fe54:2923/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1e:7c:48:d7:05:e8 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-11405) 12/07/25 _x86_64_ (4 CPU) 18:22:17 LINUX RESTART (4 CPU) 18:30:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:40:21 42.14 0.02 35.76 6.36 0.59 1512.81 126932.00 18:50:02 33.49 0.20 28.88 4.41 6.24 6016.85 33942.36 Average: 37.94 0.11 32.42 5.42 3.33 3700.09 81773.85 18:30:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:40:21 9545084 12985536 2972940 18.16 151996 3424100 3232984 18.56 788756 5654392 964 18:50:02 7864108 13002892 2947212 18.00 182028 5006904 3105876 17.83 1407428 6623716 149740 Average: 8704596 12994214 2960076 18.08 167012 4215502 3169430 18.19 1098092 6139054 75352 18:30:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:40:21 lo 46.85 46.85 11.24 11.24 0.00 0.00 0.00 0.00 18:40:21 ens3 10.54 8.94 10.09 3.40 0.00 0.00 0.00 0.00 18:40:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:50:02 lo 1767.89 1767.89 1680.14 1680.14 0.00 0.00 0.00 0.00 18:50:02 ens3 74.21 55.80 472.01 15.30 0.00 0.00 0.00 0.00 18:50:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 882.63 882.63 821.70 821.70 0.00 0.00 0.00 0.00 Average: ens3 41.46 31.70 234.41 9.18 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-11405) 12/07/25 _x86_64_ (4 CPU) 18:22:17 LINUX RESTART (4 CPU) 18:30:06 CPU %user %nice %system %iowait %steal %idle 18:40:21 all 22.03 0.00 0.98 0.30 0.09 76.61 18:40:21 0 22.69 0.00 1.03 0.05 0.08 76.15 18:40:21 1 22.67 0.00 0.93 0.21 0.09 76.10 18:40:21 2 21.86 0.00 1.10 0.81 0.09 76.14 18:40:21 3 20.89 0.00 0.85 0.13 0.09 78.04 18:50:02 all 48.15 0.00 2.33 0.13 0.09 49.30 18:50:02 0 47.51 0.00 2.23 0.11 0.09 50.06 18:50:02 1 50.03 0.00 2.29 0.13 0.09 47.46 18:50:02 2 47.72 0.00 2.45 0.12 0.08 49.63 18:50:02 3 47.32 0.00 2.36 0.16 0.09 50.07 Average: all 34.70 0.00 1.63 0.22 0.09 63.36 Average: 0 34.74 0.00 1.61 0.08 0.09 63.49 Average: 1 35.95 0.00 1.59 0.17 0.09 62.20 Average: 2 34.40 0.00 1.76 0.47 0.09 63.28 Average: 3 33.72 0.00 1.58 0.14 0.09 64.47