---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-11206 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 665 8618 4 6705 14981 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:c3:cd:d3 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.52/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84253sec preferred_lft 84253sec inet6 fe80::f816:3eff:fec3:cdd3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 6e:69:4b:d7:0a:ac 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-11206) 02/16/26 _x86_64_ (4 CPU) 14:54:19 LINUX RESTART (4 CPU) 15:00:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:10:06 24.85 0.07 22.00 2.78 6.53 2247.17 7537.07 15:20:06 31.85 0.01 28.54 3.30 0.12 2851.47 14034.40 Average: 28.34 0.04 25.26 3.04 3.33 2548.17 10773.35 15:00:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:10:06 8901824 12695152 3260868 19.92 145208 3761940 3320944 19.06 834416 6239776 21916 15:20:06 7555688 12416692 3534976 21.59 164536 4761748 3538188 20.31 1132244 7236148 569072 Average: 8228756 12555922 3397922 20.75 154872 4261844 3429566 19.69 983330 6737962 295494 15:00:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:10:06 lo 1236.77 1236.77 1172.04 1172.04 0.00 0.00 0.00 0.00 15:10:06 ens3 53.19 43.49 57.28 13.90 0.00 0.00 0.00 0.00 15:10:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:20:06 lo 1402.34 1402.34 1335.38 1335.38 0.00 0.00 0.00 0.00 15:20:06 ens3 46.24 36.46 30.89 12.94 0.00 0.00 0.00 0.00 15:20:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1319.24 1319.24 1253.40 1253.40 0.00 0.00 0.00 0.00 Average: ens3 49.72 39.99 44.13 13.42 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-11206) 02/16/26 _x86_64_ (4 CPU) 14:54:19 LINUX RESTART (4 CPU) 15:00:02 CPU %user %nice %system %iowait %steal %idle 15:10:06 all 70.26 0.00 2.45 0.33 0.15 26.82 15:10:06 0 71.82 0.00 2.55 0.41 0.15 25.08 15:10:06 1 69.81 0.00 2.46 0.17 0.14 27.42 15:10:06 2 69.99 0.00 2.40 0.19 0.14 27.27 15:10:06 3 69.43 0.00 2.38 0.54 0.15 27.50 15:20:06 all 62.44 0.00 2.61 0.29 0.14 34.52 15:20:06 0 60.04 0.00 2.66 0.39 0.13 36.77 15:20:06 1 64.21 0.00 2.76 0.45 0.14 32.43 15:20:06 2 64.08 0.00 2.80 0.14 0.14 32.84 15:20:06 3 61.45 0.00 2.22 0.17 0.14 36.03 Average: all 66.37 0.00 2.53 0.31 0.14 30.65 Average: 0 65.96 0.00 2.61 0.40 0.14 30.90 Average: 1 67.02 0.00 2.61 0.31 0.14 29.91 Average: 2 67.05 0.00 2.60 0.17 0.14 30.05 Average: 3 65.45 0.00 2.30 0.36 0.15 31.75