---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-2013 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: 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 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 689 8691 4 6608 14957 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:c7:fd:50 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.212/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84300sec preferred_lft 84300sec inet6 fe80::f816:3eff:fec7:fd50/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7e:9c:6e:6c:57:99 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-2013) 01/19/26 _x86_64_ (4 CPU) 16:12:58 LINUX RESTART (4 CPU) 16:20:28 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:30:37 18.26 0.05 16.09 2.12 5.85 1864.33 3939.24 16:40:01 30.76 0.00 27.59 3.16 0.10 4067.05 6537.80 Average: 24.27 0.03 21.62 2.62 3.08 2923.24 5188.44 16:20:28 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:30:37 9061716 12916232 3040040 18.57 142720 3828864 3319556 19.05 863888 6056748 116392 16:40:01 7789424 12562720 3389092 20.70 157924 4691752 3571160 20.50 1138972 7005064 166000 Average: 8425570 12739476 3214566 19.63 150322 4260308 3445358 19.78 1001430 6530906 141196 16:20:28 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:30:37 lo 1147.91 1147.91 1086.89 1086.89 0.00 0.00 0.00 0.00 16:30:37 ens3 22.15 19.44 20.32 6.27 0.00 0.00 0.00 0.00 16:30:37 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:40:01 lo 1304.19 1304.19 1241.24 1241.24 0.00 0.00 0.00 0.00 16:40:01 ens3 27.26 23.85 27.30 7.64 0.00 0.00 0.00 0.00 16:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1223.04 1223.04 1161.09 1161.09 0.00 0.00 0.00 0.00 Average: ens3 24.61 21.56 23.68 6.93 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-2013) 01/19/26 _x86_64_ (4 CPU) 16:12:58 LINUX RESTART (4 CPU) 16:20:28 CPU %user %nice %system %iowait %steal %idle 16:30:37 all 63.85 0.00 2.33 1.56 0.21 32.05 16:30:37 0 63.51 0.00 2.18 1.42 0.17 32.73 16:30:37 1 62.26 0.00 2.69 0.87 0.17 34.02 16:30:37 2 65.57 0.00 2.08 0.86 0.30 31.19 16:30:37 3 64.07 0.00 2.37 3.09 0.18 30.28 16:40:01 all 62.42 0.00 2.60 0.66 0.14 34.18 16:40:01 0 60.13 0.00 2.67 0.50 0.14 36.56 16:40:01 1 63.03 0.00 2.54 0.41 0.13 33.89 16:40:01 2 61.73 0.00 2.66 0.79 0.14 34.69 16:40:01 3 64.79 0.00 2.55 0.95 0.13 31.58 Average: all 63.16 0.00 2.46 1.13 0.17 33.08 Average: 0 61.88 0.00 2.42 0.97 0.15 34.58 Average: 1 62.63 0.00 2.62 0.65 0.15 33.96 Average: 2 63.72 0.00 2.36 0.83 0.22 32.87 Average: 3 64.42 0.00 2.46 2.06 0.16 30.91