---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-8964 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 730 9220 4 6038 14916 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:fa:13:37 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.216/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83996sec preferred_lft 83996sec inet6 fe80::f816:3eff:fefa:1337/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 82:25:88:da:19:55 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-8964) 02/09/26 _x86_64_ (4 CPU) 20:24:18 LINUX RESTART (4 CPU) 20:30:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:40:05 21.73 0.47 19.70 1.57 15.83 4616.24 1584.49 20:50:09 56.26 0.00 44.99 11.27 0.00 2652.08 24113.61 21:00:09 30.25 0.14 25.54 4.57 6.45 4691.71 8528.09 Average: 36.15 0.20 30.13 5.82 7.40 3982.65 11453.49 20:30:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:40:05 9085944 13429244 2521156 15.40 186688 4205992 2733728 15.69 971116 5838640 2916 20:50:09 8099496 12880224 3066964 18.73 210836 4582448 3235916 18.57 1068536 6696380 120996 21:00:09 9570900 15386332 556296 3.40 240528 5532136 1119576 6.43 1437048 4784344 4 Average: 8918780 13898600 2048139 12.51 212684 4773525 2363073 13.56 1158900 5773121 41305 20:30:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:40:05 lo 413.91 413.91 392.68 392.68 0.00 0.00 0.00 0.00 20:40:05 ens3 90.48 68.80 305.57 20.00 0.00 0.00 0.00 0.00 20:40:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:09 lo 5720.36 5720.36 5451.70 5451.70 0.00 0.00 0.00 0.00 20:50:09 ens3 76.09 57.56 27.12 20.22 0.00 0.00 0.00 0.00 20:50:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:00:09 lo 2068.50 2068.50 1959.29 1959.29 0.00 0.00 0.00 0.00 21:00:09 ens3 95.45 90.01 111.11 153.69 0.00 0.00 0.00 0.00 21:00:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2744.80 2744.80 2611.27 2611.27 0.00 0.00 0.00 0.00 Average: ens3 87.31 72.10 147.40 64.61 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-8964) 02/09/26 _x86_64_ (4 CPU) 20:24:18 LINUX RESTART (4 CPU) 20:30:08 CPU %user %nice %system %iowait %steal %idle 20:40:05 all 69.02 0.00 2.56 0.05 0.09 28.28 20:40:05 0 69.51 0.00 2.78 0.05 0.09 27.57 20:40:05 1 68.90 0.00 2.55 0.03 0.09 28.44 20:40:05 2 67.57 0.00 2.25 0.08 0.09 30.01 20:40:05 3 70.09 0.00 2.67 0.05 0.09 27.11 20:50:09 all 61.26 0.00 4.29 0.10 0.08 34.27 20:50:09 0 60.32 0.00 4.26 0.08 0.08 35.26 20:50:09 1 61.82 0.00 4.45 0.07 0.08 33.58 20:50:09 2 61.72 0.00 4.32 0.13 0.08 33.75 20:50:09 3 61.16 0.00 4.12 0.14 0.08 34.49 21:00:09 all 45.73 0.00 2.45 0.09 0.08 51.66 21:00:09 0 46.22 0.00 2.39 0.12 0.08 51.19 21:00:09 1 43.54 0.00 2.44 0.03 0.08 53.91 21:00:09 2 45.99 0.00 2.56 0.12 0.08 51.25 21:00:09 3 47.17 0.00 2.38 0.09 0.08 50.28 Average: all 58.65 0.00 3.10 0.08 0.08 38.09 Average: 0 58.65 0.00 3.15 0.08 0.08 38.04 Average: 1 58.06 0.00 3.15 0.04 0.08 38.66 Average: 2 58.41 0.00 3.05 0.11 0.08 38.35 Average: 3 59.45 0.00 3.06 0.09 0.08 37.31