---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-11292 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 732 9160 4 6096 14914 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:a3:cb:e6 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.166/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84045sec preferred_lft 84045sec inet6 fe80::f816:3eff:fea3:cbe6/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ea:46:f4:a2:76:cd 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-11292) 02/16/26 _x86_64_ (4 CPU) 20:23:39 LINUX RESTART (4 CPU) 20:30:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:40:16 22.05 0.44 19.78 1.82 15.71 4476.59 4505.91 20:50:16 57.26 0.00 45.43 11.83 0.00 2684.32 10202.33 21:00:16 28.19 0.14 23.95 4.10 6.46 4739.15 13665.26 Average: 35.72 0.19 29.64 5.89 7.45 3971.06 9421.28 20:30:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:40:16 9066128 13452536 2498292 15.26 189336 4252584 2734152 15.69 948456 5893040 10096 20:50:16 8342120 13145792 2801420 17.11 213720 4609096 3286596 18.87 1039716 6494860 87104 21:00:16 9513180 15389384 553072 3.38 247520 5590896 1096312 6.29 1417456 4874444 76 Average: 8973809 13995904 1950928 11.92 216859 4817525 2372353 13.62 1135209 5754115 32425 20:30:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:40:16 lo 550.73 550.73 523.95 523.95 0.00 0.00 0.00 0.00 20:40:16 ens3 73.95 60.79 294.75 18.37 0.00 0.00 0.00 0.00 20:40:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:16 lo 5477.38 5477.38 5220.50 5220.50 0.00 0.00 0.00 0.00 20:50:16 ens3 80.94 61.03 27.27 20.60 0.00 0.00 0.00 0.00 20:50:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:00:16 lo 1772.83 1772.83 1673.66 1673.66 0.00 0.00 0.00 0.00 21:00:16 ens3 111.48 107.68 143.02 172.99 0.00 0.00 0.00 0.00 21:00:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2583.88 2583.88 2457.07 2457.07 0.00 0.00 0.00 0.00 Average: ens3 88.69 76.39 156.10 70.30 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-11292) 02/16/26 _x86_64_ (4 CPU) 20:23:39 LINUX RESTART (4 CPU) 20:30:03 CPU %user %nice %system %iowait %steal %idle 20:40:16 all 68.46 0.00 2.66 0.05 0.11 28.72 20:40:16 0 69.27 0.00 2.77 0.03 0.11 27.83 20:40:16 1 68.71 0.00 2.57 0.06 0.11 28.55 20:40:16 2 67.30 0.00 2.73 0.06 0.10 29.80 20:40:16 3 68.54 0.00 2.59 0.06 0.11 28.71 20:50:16 all 61.37 0.00 4.17 0.16 0.10 34.20 20:50:16 0 60.52 0.00 3.68 0.09 0.11 35.61 20:50:16 1 61.75 0.00 4.43 0.25 0.10 33.47 20:50:16 2 62.42 0.00 4.69 0.15 0.10 32.64 20:50:16 3 60.78 0.00 3.89 0.16 0.10 35.07 21:00:16 all 44.99 0.00 2.30 0.20 0.08 52.43 21:00:16 0 40.58 0.00 2.31 0.17 0.08 56.86 21:00:16 1 47.03 0.00 2.35 0.16 0.08 50.39 21:00:16 2 43.38 0.00 2.32 0.22 0.08 54.00 21:00:16 3 48.97 0.00 2.22 0.24 0.09 48.48 Average: all 58.34 0.00 3.04 0.14 0.10 38.39 Average: 0 56.87 0.00 2.92 0.10 0.10 40.02 Average: 1 59.23 0.00 3.11 0.15 0.10 37.41 Average: 2 57.76 0.00 3.24 0.14 0.09 38.76 Average: 3 59.50 0.00 2.90 0.15 0.10 37.36