---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-11005 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 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 727 9476 4 5784 14918 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:de:95:c6 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.213/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84628sec preferred_lft 84628sec inet6 fe80::f816:3eff:fede:95c6/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d2:1a:59:ba:76:7d 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-11005) 02/16/26 _x86_64_ (4 CPU) 06:26:30 LINUX RESTART (4 CPU) 06:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:40:01 31.53 2.39 26.41 2.73 697.60 5029.26 8322.45 06:50:07 32.29 0.06 28.88 3.35 1.47 5834.43 15033.08 Average: 31.91 1.22 27.65 3.04 347.83 5433.82 11694.21 06:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:40:01 9154556 13101896 2852544 17.42 162144 3871392 3054540 17.53 920792 5846788 17300 06:50:07 7721580 13031096 2917076 17.82 192120 5133436 3115080 17.88 1213480 6927712 31668 Average: 8438068 13066496 2884810 17.62 177132 4502414 3084810 17.71 1067136 6387250 24484 06:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:40:01 lo 988.14 988.14 941.29 941.29 0.00 0.00 0.00 0.00 06:40:01 ens3 89.54 63.69 513.39 16.77 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 06:50:07 lo 1180.06 1180.06 1123.83 1123.83 0.00 0.00 0.00 0.00 06:50:07 ens3 59.13 45.36 215.24 12.90 0.00 0.00 0.00 0.00 06:50:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1084.57 1084.57 1033.01 1033.01 0.00 0.00 0.00 0.00 Average: ens3 74.26 54.48 363.59 14.82 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-11005) 02/16/26 _x86_64_ (4 CPU) 06:26:30 LINUX RESTART (4 CPU) 06:30:01 CPU %user %nice %system %iowait %steal %idle 06:40:01 all 66.10 0.00 2.33 0.17 0.11 31.29 06:40:01 0 62.89 0.00 2.20 0.07 0.11 34.73 06:40:01 1 68.34 0.00 2.65 0.20 0.11 28.70 06:40:01 2 66.24 0.00 2.26 0.26 0.11 31.14 06:40:01 3 66.95 0.00 2.21 0.14 0.11 30.60 06:50:07 all 58.53 0.00 2.26 0.12 0.09 39.00 06:50:07 0 60.24 0.00 2.65 0.07 0.09 36.95 06:50:07 1 56.29 0.00 1.73 0.12 0.09 41.77 06:50:07 2 58.05 0.00 2.31 0.13 0.09 39.41 06:50:07 3 59.55 0.00 2.36 0.14 0.10 37.86 Average: all 62.30 0.00 2.30 0.14 0.10 35.16 Average: 0 61.56 0.00 2.43 0.07 0.10 35.84 Average: 1 62.28 0.00 2.19 0.16 0.10 35.27 Average: 2 62.13 0.00 2.29 0.19 0.10 35.29 Average: 3 63.23 0.00 2.29 0.14 0.10 34.25