---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-18297 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 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 655 8537 4 6795 14990 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:1a:db:11 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.100/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84581sec preferred_lft 84581sec inet6 fe80::f816:3eff:fe1a:db11/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether aa:c2:a9:b6:6c:3e 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-18297) 02/19/26 _x86_64_ (4 CPU) 10:36:54 LINUX RESTART (4 CPU) 10:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:50:02 29.66 1.10 25.04 3.52 634.38 3824.97 33376.91 11:00:02 32.44 0.01 29.15 3.28 0.15 2642.08 26565.84 Average: 31.05 0.56 27.09 3.40 317.55 3234.06 29974.44 10:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:50:02 8812252 12767404 3188748 19.48 141032 3928024 3215984 18.46 879280 6289644 125912 11:00:02 8444896 12853664 3099064 18.93 162176 4330764 3072376 17.64 998276 6493264 142536 Average: 8628574 12810534 3143906 19.20 151604 4129394 3144180 18.05 938778 6391454 134224 10:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:50:02 lo 1545.33 1545.33 1466.31 1466.31 0.00 0.00 0.00 0.00 10:50:02 ens3 50.50 41.15 321.50 9.44 0.00 0.00 0.00 0.00 10:50:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:02 lo 1460.01 1460.01 1390.40 1390.40 0.00 0.00 0.00 0.00 11:00:02 ens3 28.07 24.06 25.73 7.53 0.00 0.00 0.00 0.00 11:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1502.71 1502.71 1428.39 1428.39 0.00 0.00 0.00 0.00 Average: ens3 39.30 32.61 173.75 8.48 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-18297) 02/19/26 _x86_64_ (4 CPU) 10:36:54 LINUX RESTART (4 CPU) 10:40:01 CPU %user %nice %system %iowait %steal %idle 10:50:02 all 68.68 0.00 2.56 0.37 0.12 28.27 10:50:02 0 68.35 0.00 2.49 0.23 0.12 28.80 10:50:02 1 69.50 0.00 2.59 0.21 0.12 27.58 10:50:02 2 68.26 0.00 2.55 0.86 0.12 28.21 10:50:02 3 68.61 0.00 2.60 0.20 0.12 28.48 11:00:02 all 63.86 0.00 2.54 0.16 0.10 33.34 11:00:02 0 63.18 0.00 2.56 0.22 0.10 33.94 11:00:02 1 63.41 0.00 2.56 0.14 0.11 33.77 11:00:02 2 62.90 0.00 2.44 0.15 0.10 34.40 11:00:02 3 65.94 0.00 2.60 0.12 0.10 31.23 Average: all 66.27 0.00 2.55 0.27 0.11 30.80 Average: 0 65.77 0.00 2.53 0.22 0.11 31.37 Average: 1 66.46 0.00 2.58 0.17 0.12 30.67 Average: 2 65.59 0.00 2.50 0.51 0.11 31.30 Average: 3 67.28 0.00 2.60 0.16 0.11 29.85