---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-1963 5.15.0-164-generic #174-Ubuntu SMP Fri Nov 14 20:25:16 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 12G 66G 16% / 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 647 8741 4 6600 14998 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:0b:04:30 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.216/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84716sec preferred_lft 84716sec inet6 fe80::f816:3eff:fe0b:430/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 0a:87:cb:22:26:09 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 5.15.0-164-generic (prd-ubuntu2204-docker-4c-4g-1963) 01/19/26 _x86_64_ (4 CPU) 09:05:28 LINUX RESTART (4 CPU) 09:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:20:20 28.04 0.47 24.34 3.24 397.11 2797.14 35996.33 09:30:20 27.73 0.03 24.87 2.84 0.64 4306.86 11547.98 Average: 27.89 0.25 24.60 3.04 202.01 3540.07 23965.47 09:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:20:20 8700200 12651848 3303952 20.18 143484 3919876 3345532 19.20 890996 6386248 188316 09:30:20 5773008 10547164 5405048 33.01 157456 4692448 5212732 29.92 1154520 9005896 304 Average: 7236604 11599506 4354500 26.60 150470 4306162 4279132 24.56 1022758 7696072 94310 09:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:20:20 lo 1359.24 1359.24 1288.61 1288.61 0.00 0.00 0.00 0.00 09:20:20 ens3 46.62 36.72 227.27 8.64 0.00 0.00 0.00 0.00 09:20:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:20 lo 1092.86 1092.86 3250.44 3250.44 0.00 0.00 0.00 0.00 09:30:20 ens3 21.93 19.15 24.95 6.49 0.00 0.00 0.00 0.00 09:30:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1228.16 1228.16 2254.01 2254.01 0.00 0.00 0.00 0.00 Average: ens3 34.47 28.07 127.71 7.58 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 5.15.0-164-generic (prd-ubuntu2204-docker-4c-4g-1963) 01/19/26 _x86_64_ (4 CPU) 09:05:28 LINUX RESTART (4 CPU) 09:10:01 CPU %user %nice %system %iowait %steal %idle 09:20:20 all 66.34 0.00 2.39 0.09 0.09 31.09 09:20:20 0 67.53 0.00 2.15 0.06 0.09 30.17 09:20:20 1 64.61 0.00 2.38 0.10 0.09 32.83 09:20:20 2 66.79 0.00 2.50 0.10 0.09 30.52 09:20:20 3 66.43 0.00 2.54 0.11 0.09 30.83 09:30:20 all 54.91 0.00 2.16 0.13 0.09 42.71 09:30:20 0 54.20 0.00 2.09 0.21 0.08 43.43 09:30:20 1 53.37 0.00 2.20 0.06 0.09 44.27 09:30:20 2 58.00 0.00 2.03 0.14 0.08 39.76 09:30:20 3 54.09 0.00 2.31 0.11 0.09 43.40 Average: all 60.72 0.00 2.28 0.11 0.09 36.81 Average: 0 60.97 0.00 2.12 0.13 0.09 36.69 Average: 1 59.08 0.00 2.29 0.08 0.09 38.45 Average: 2 62.46 0.00 2.26 0.12 0.09 35.07 Average: 3 60.36 0.00 2.43 0.11 0.09 37.02