---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-13019 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 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 764 9144 4 6080 14882 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:85:4a:1e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.86/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83940sec preferred_lft 83940sec inet6 fe80::f816:3eff:fe85:4a1e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 2a:01:b3:6d:6d:36 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-13019) 02/17/26 _x86_64_ (4 CPU) 20:24:18 LINUX RESTART (4 CPU) 20:30:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:40:06 21.66 0.47 19.77 1.43 15.77 4145.07 6500.13 20:50:06 53.10 0.00 42.41 10.69 0.00 2730.87 12989.33 21:00:06 34.63 0.14 29.11 5.38 6.47 5042.28 9787.63 Average: 36.44 0.20 30.41 5.83 7.42 3972.99 9754.38 20:30:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:40:06 8715660 13201564 2749508 16.79 187176 4350812 2993576 17.18 947076 6248072 228256 20:50:06 8579644 13232992 2714836 16.58 208932 4474640 2911948 16.71 1020064 6278380 10452 21:00:06 9474200 15332196 611060 3.73 243180 5578904 1108172 6.36 1412336 4898344 168 Average: 8923168 13922251 2025135 12.37 213096 4801452 2337899 13.42 1126492 5808265 79625 20:30:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:40:06 lo 303.63 303.63 288.46 288.46 0.00 0.00 0.00 0.00 20:40:06 ens3 89.17 65.16 302.67 18.83 0.00 0.00 0.00 0.00 20:40:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:06 lo 5418.16 5418.16 5164.59 5164.59 0.00 0.00 0.00 0.00 20:50:06 ens3 76.96 54.65 25.65 18.63 0.00 0.00 0.00 0.00 20:50:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:00:06 lo 2611.13 2611.13 2481.07 2481.07 0.00 0.00 0.00 0.00 21:00:06 ens3 99.14 81.38 106.97 103.77 0.00 0.00 0.00 0.00 21:00:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2774.11 2774.11 2641.35 2641.35 0.00 0.00 0.00 0.00 Average: ens3 88.42 67.06 145.32 47.03 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-13019) 02/17/26 _x86_64_ (4 CPU) 20:24:18 LINUX RESTART (4 CPU) 20:30:03 CPU %user %nice %system %iowait %steal %idle 20:40:06 all 68.14 0.00 2.43 0.41 0.10 28.93 20:40:06 0 67.84 0.00 2.30 0.61 0.10 29.15 20:40:06 1 66.95 0.00 2.49 0.24 0.10 30.21 20:40:06 2 68.16 0.00 2.34 0.11 0.10 29.29 20:40:06 3 69.58 0.00 2.60 0.68 0.10 27.05 20:50:06 all 54.55 0.00 4.06 3.65 0.10 37.64 20:50:06 0 54.34 0.00 3.82 6.16 0.10 35.58 20:50:06 1 54.53 0.00 3.86 2.45 0.11 39.05 20:50:06 2 54.49 0.00 3.98 3.33 0.10 38.09 20:50:06 3 54.84 0.00 4.58 2.64 0.11 37.83 21:00:06 all 50.32 0.00 2.83 0.45 0.09 46.32 21:00:06 0 46.99 0.00 3.08 0.70 0.09 49.15 21:00:06 1 52.65 0.00 2.64 0.57 0.09 44.05 21:00:06 2 53.52 0.00 2.94 0.30 0.09 43.15 21:00:06 3 48.12 0.00 2.65 0.23 0.09 48.91 Average: all 57.68 0.00 3.10 1.50 0.10 37.62 Average: 0 56.40 0.00 3.06 2.48 0.09 37.96 Average: 1 58.06 0.00 2.99 1.08 0.10 37.76 Average: 2 58.74 0.00 3.08 1.24 0.10 36.83 Average: 3 57.53 0.00 3.27 1.18 0.10 37.92