---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-13003 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 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 657 10240 4 5091 14989 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:f4:a1:b0 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.63/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84867sec preferred_lft 84867sec inet6 fe80::f816:3eff:fef4:a1b0/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether e2:c3:49:fb:bc:8b 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-13003) 02/17/26 _x86_64_ (4 CPU) 18:07:48 LINUX RESTART (4 CPU) 18:10:11 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:20:11 19.04 2.57 15.00 1.47 739.28 4026.64 5178.32 18:30:11 29.96 0.93 24.82 4.21 30.23 4572.27 3787.17 Average: 24.50 1.75 19.91 2.84 384.75 4299.45 4482.75 18:10:11 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:20:11 10056280 13708380 2249756 13.74 140268 3627020 2564844 14.72 787928 5136224 23108 18:30:11 10546340 15393096 556856 3.40 175588 4699216 1115868 6.41 1116568 4209316 128 Average: 10301310 14550738 1403306 8.57 157928 4163118 1840356 10.56 952248 4672770 11618 18:10:11 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:20:11 lo 1.41 1.41 0.15 0.15 0.00 0.00 0.00 0.00 18:20:11 ens3 114.66 90.42 802.77 20.39 0.00 0.00 0.00 0.00 18:20:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:30:11 lo 1593.31 1593.31 1513.69 1513.69 0.00 0.00 0.00 0.00 18:30:11 ens3 100.86 84.09 427.48 93.35 0.00 0.00 0.00 0.00 18:30:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 797.36 797.36 756.92 756.92 0.00 0.00 0.00 0.00 Average: ens3 107.76 87.25 615.12 56.87 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-13003) 02/17/26 _x86_64_ (4 CPU) 18:07:48 LINUX RESTART (4 CPU) 18:10:11 CPU %user %nice %system %iowait %steal %idle 18:20:11 all 72.72 0.00 2.47 0.07 0.11 24.63 18:20:11 0 72.92 0.00 2.47 0.05 0.11 24.45 18:20:11 1 74.10 0.00 2.48 0.10 0.11 23.22 18:20:11 2 70.44 0.00 2.37 0.07 0.12 27.00 18:20:11 3 73.42 0.00 2.56 0.05 0.11 23.86 18:30:11 all 61.09 0.00 2.51 0.10 0.10 36.22 18:30:11 0 57.32 0.00 2.25 0.16 0.09 40.18 18:30:11 1 65.29 0.00 2.63 0.05 0.10 31.92 18:30:11 2 60.12 0.00 2.72 0.11 0.10 36.95 18:30:11 3 61.61 0.00 2.42 0.06 0.09 35.82 Average: all 66.90 0.00 2.49 0.08 0.10 30.42 Average: 0 65.12 0.00 2.36 0.10 0.10 32.31 Average: 1 69.70 0.00 2.55 0.07 0.10 27.57 Average: 2 65.28 0.00 2.54 0.09 0.11 31.98 Average: 3 67.51 0.00 2.49 0.06 0.10 29.84