---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-10460 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 714 9926 4 5348 14932 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:f7:8b:94 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.107/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84670sec preferred_lft 84670sec inet6 fe80::f816:3eff:fef7:8b94/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5e:7b:9b:d1:b3:05 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-10460) 02/14/26 _x86_64_ (4 CPU) 12:55:18 LINUX RESTART (4 CPU) 13:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:10:07 50.46 1.03 31.66 17.77 620.52 4767.65 265013.62 13:20:08 52.44 0.01 40.96 11.48 0.05 2892.46 20994.86 Average: 51.44 0.52 36.29 14.64 311.61 3834.06 143525.77 13:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:10:07 8940896 13247212 2705412 16.52 179180 4193696 3211964 18.44 892304 6094028 97544 13:20:08 8202296 12859148 3088800 18.87 213348 4468108 3382428 19.42 986692 6694852 27476 Average: 8571596 13053180 2897106 17.69 196264 4330902 3297196 18.93 939498 6394440 62510 13:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:10:07 lo 1936.94 1936.94 1845.57 1845.57 0.00 0.00 0.00 0.00 13:10:07 ens3 101.72 74.17 485.17 19.72 0.00 0.00 0.00 0.00 13:10:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:08 lo 4956.94 4956.94 4723.66 4723.66 0.00 0.00 0.00 0.00 13:20:08 ens3 60.08 48.09 19.61 16.66 0.00 0.00 0.00 0.00 13:20:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 3440.48 3440.48 3278.47 3278.47 0.00 0.00 0.00 0.00 Average: ens3 80.99 61.18 253.38 18.20 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-10460) 02/14/26 _x86_64_ (4 CPU) 12:55:18 LINUX RESTART (4 CPU) 13:00:01 CPU %user %nice %system %iowait %steal %idle 13:10:07 all 65.87 0.00 3.10 0.23 0.09 30.71 13:10:07 0 66.22 0.00 2.93 0.14 0.09 30.62 13:10:07 1 66.62 0.00 3.39 0.16 0.09 29.75 13:10:07 2 65.31 0.00 2.99 0.23 0.09 31.38 13:10:07 3 65.35 0.00 3.09 0.39 0.09 31.07 13:20:08 all 62.44 0.00 3.87 0.22 0.08 33.39 13:20:08 0 61.36 0.00 3.82 0.26 0.09 34.48 13:20:08 1 63.12 0.00 3.77 0.13 0.09 32.90 13:20:08 2 62.62 0.00 4.11 0.22 0.08 32.97 13:20:08 3 62.64 0.00 3.77 0.28 0.08 33.22 Average: all 64.16 0.00 3.48 0.23 0.09 32.04 Average: 0 63.80 0.00 3.38 0.20 0.09 32.54 Average: 1 64.88 0.00 3.58 0.14 0.09 31.31 Average: 2 63.97 0.00 3.55 0.22 0.08 32.17 Average: 3 64.01 0.00 3.43 0.34 0.09 32.14