---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-20233 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: 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 13G 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 668 8457 4 6863 14978 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:1b:14:1a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.247/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84599sec preferred_lft 84599sec inet6 fe80::f816:3eff:fe1b:141a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 8e:56:c9:a9:de:8c 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-20233) 02/23/26 _x86_64_ (4 CPU) 15:42:48 LINUX RESTART (4 CPU) 15:50:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:00:25 26.06 0.02 23.07 2.97 0.31 2146.65 16040.91 16:10:01 22.06 0.02 20.03 2.00 0.47 4207.69 35923.62 Average: 24.13 0.02 21.61 2.51 0.39 3140.76 25631.07 15:50:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:00:25 8833296 12928500 3025448 18.48 152636 4035268 2986388 17.14 960424 6159628 30808 16:10:01 5067864 10104248 5845800 35.70 164460 4923752 5494068 31.54 1237164 9583772 644 Average: 6950580 11516374 4435624 27.09 158548 4479510 4240228 24.34 1098794 7871700 15726 15:50:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:00:25 lo 1504.79 1504.79 1427.47 1427.47 0.00 0.00 0.00 0.00 16:00:25 ens3 22.80 20.08 11.00 6.42 0.00 0.00 0.00 0.00 16:00:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:01 lo 863.83 863.83 5424.97 5424.97 0.00 0.00 0.00 0.00 16:10:01 ens3 25.17 20.25 26.06 11.53 0.00 0.00 0.00 0.00 16:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1195.63 1195.63 3355.61 3355.61 0.00 0.00 0.00 0.00 Average: ens3 23.94 20.16 18.26 8.88 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-20233) 02/23/26 _x86_64_ (4 CPU) 15:42:48 LINUX RESTART (4 CPU) 15:50:07 CPU %user %nice %system %iowait %steal %idle 16:00:25 all 66.98 0.00 2.46 0.06 0.10 30.40 16:00:25 0 66.73 0.00 2.66 0.06 0.10 30.46 16:00:25 1 65.92 0.00 2.36 0.08 0.10 31.55 16:00:25 2 66.78 0.00 2.42 0.04 0.10 30.66 16:00:25 3 68.49 0.00 2.41 0.05 0.10 28.95 16:10:01 all 51.85 0.00 1.87 0.10 0.09 46.10 16:10:01 0 53.67 0.00 1.76 0.05 0.09 44.43 16:10:01 1 51.45 0.00 2.11 0.05 0.09 46.31 16:10:01 2 52.66 0.00 1.81 0.12 0.09 45.33 16:10:01 3 49.60 0.00 1.80 0.17 0.09 48.34 Average: all 59.68 0.00 2.18 0.08 0.09 37.97 Average: 0 60.43 0.00 2.23 0.05 0.09 37.20 Average: 1 58.94 0.00 2.24 0.06 0.09 38.67 Average: 2 59.97 0.00 2.13 0.08 0.09 37.73 Average: 3 59.38 0.00 2.12 0.11 0.09 38.30