---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-10732 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 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 632 8833 4 6522 15013 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:4a:36:03 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.196/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84610sec preferred_lft 84610sec inet6 fe80::f816:3eff:fe4a:3603/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 22:18:8d:e5:11:89 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-10732) 02/15/26 _x86_64_ (4 CPU) 05:49:54 LINUX RESTART (4 CPU) 05:50:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:00:40 70.09 11.34 55.11 3.63 1607.28 10836.87 18751.87 06:10:07 28.13 0.01 25.34 2.78 0.20 2367.43 23680.30 Average: 50.37 6.02 41.12 3.23 852.17 6857.38 21067.56 05:50:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:00:40 9761652 13228604 2730124 16.67 133916 3466476 3005580 17.25 718988 5520016 16896 06:10:07 8485264 12561916 3392860 20.72 153496 4014080 3409344 19.57 850260 6614612 227104 Average: 9123458 12895260 3061492 18.70 143706 3740278 3207462 18.41 784624 6067314 122000 05:50:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:00:40 lo 1493.04 1493.04 1416.48 1416.48 0.00 0.00 0.00 0.00 06:00:40 ens3 152.21 108.57 1227.50 20.61 0.00 0.00 0.00 0.00 06:00:40 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:10:07 lo 1271.95 1271.95 1211.27 1211.27 0.00 0.00 0.00 0.00 06:10:07 ens3 23.26 20.22 22.42 6.45 0.00 0.00 0.00 0.00 06:10:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1389.16 1389.16 1320.06 1320.06 0.00 0.00 0.00 0.00 Average: ens3 91.62 67.06 661.27 13.96 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-10732) 02/15/26 _x86_64_ (4 CPU) 05:49:54 LINUX RESTART (4 CPU) 05:50:00 CPU %user %nice %system %iowait %steal %idle 06:00:40 all 58.13 0.00 2.69 0.54 0.09 38.56 06:00:40 0 57.62 0.00 2.42 0.45 0.09 39.43 06:00:40 1 58.83 0.00 3.00 0.95 0.09 37.13 06:00:40 2 57.83 0.00 2.40 0.30 0.08 39.38 06:00:40 3 58.25 0.00 2.92 0.46 0.09 38.28 06:10:07 all 66.88 0.00 2.31 0.07 0.10 30.64 06:10:07 0 66.02 0.00 2.18 0.09 0.10 31.61 06:10:07 1 66.94 0.00 2.26 0.06 0.10 30.64 06:10:07 2 68.08 0.00 2.46 0.06 0.10 29.29 06:10:07 3 66.49 0.00 2.35 0.04 0.10 31.02 Average: all 62.25 0.00 2.51 0.32 0.09 34.84 Average: 0 61.57 0.00 2.31 0.28 0.09 35.75 Average: 1 62.64 0.00 2.66 0.53 0.09 34.08 Average: 2 62.65 0.00 2.43 0.19 0.09 34.64 Average: 3 62.12 0.00 2.65 0.26 0.09 34.87