---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-19870 5.15.0-168-generic #178-Ubuntu SMP Fri Jan 9 19:05:03 UTC 2026 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 67G 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 737 9525 4 5726 14909 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:1c:c7:b9 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.51/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84596sec preferred_lft 84596sec inet6 fe80::f816:3eff:fe1c:c7b9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1e:88:6f:e2:7c:37 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 5.15.0-168-generic (prd-ubuntu2204-docker-4c-4g-19870) 02/22/26 _x86_64_ (4 CPU) 06:26:29 LINUX RESTART (4 CPU) 06:30:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:40:01 28.65 1.11 24.47 3.07 437.09 5042.65 22766.75 06:50:20 32.66 0.07 29.18 3.40 1.49 5831.82 19579.97 Average: 30.70 0.58 26.88 3.24 214.73 5445.50 21140.00 06:30:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:40:01 9466436 13323404 2631228 16.07 161348 3784796 2903848 16.67 840968 5632336 11232 06:50:20 7535492 12785212 3163276 19.32 191820 5073628 3376896 19.38 1139192 7198164 26976 Average: 8500964 13054308 2897252 17.70 176584 4429212 3140372 18.03 990080 6415250 19104 06:30:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:40:01 lo 965.37 965.37 919.40 919.40 0.00 0.00 0.00 0.00 06:40:01 ens3 80.52 59.38 528.63 14.50 0.00 0.00 0.00 0.00 06:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:50:20 lo 1251.06 1251.06 1191.65 1191.65 0.00 0.00 0.00 0.00 06:50:20 ens3 52.19 42.96 211.12 13.05 0.00 0.00 0.00 0.00 06:50:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1111.21 1111.21 1058.38 1058.38 0.00 0.00 0.00 0.00 Average: ens3 66.06 51.00 366.55 13.76 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 5.15.0-168-generic (prd-ubuntu2204-docker-4c-4g-19870) 02/22/26 _x86_64_ (4 CPU) 06:26:29 LINUX RESTART (4 CPU) 06:30:08 CPU %user %nice %system %iowait %steal %idle 06:40:01 all 63.43 0.00 2.47 0.18 0.10 33.81 06:40:01 0 62.09 0.00 2.59 0.13 0.10 35.08 06:40:01 1 63.36 0.00 2.41 0.25 0.11 33.87 06:40:01 2 64.31 0.00 2.30 0.10 0.11 33.19 06:40:01 3 63.97 0.00 2.59 0.24 0.10 33.09 06:50:20 all 57.27 0.00 2.33 0.21 0.10 40.09 06:50:20 0 55.15 0.00 2.08 0.18 0.10 42.49 06:50:20 1 56.34 0.00 2.18 0.20 0.10 41.19 06:50:20 2 57.09 0.00 2.43 0.19 0.09 40.19 06:50:20 3 60.48 0.00 2.63 0.27 0.10 36.51 Average: all 60.29 0.00 2.40 0.20 0.10 37.02 Average: 0 58.55 0.00 2.33 0.16 0.10 38.86 Average: 1 59.78 0.00 2.29 0.22 0.10 37.60 Average: 2 60.63 0.00 2.37 0.15 0.10 36.76 Average: 3 62.19 0.00 2.61 0.25 0.10 34.84