---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-9610 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 66G 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 646 9347 4 5995 15000 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:07:43:ea brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.118/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84541sec preferred_lft 84541sec inet6 fe80::f816:3eff:fe07:43ea/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 02:ff:7e:68:17:45 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-9610) 02/12/26 _x86_64_ (4 CPU) 01:08:19 LINUX RESTART (4 CPU) 01:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:04 34.05 3.76 26.65 3.64 578.69 4858.95 39182.71 01:30:04 19.38 0.16 16.69 2.53 5.00 1614.37 30793.89 Average: 26.73 1.97 21.68 3.08 292.56 3240.69 34998.73 01:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:04 9702392 13204076 2754524 16.82 127052 3505288 2980164 17.11 781340 5505980 3656 01:30:04 9501664 13372208 2582760 15.77 149684 3820968 2722336 15.63 909692 5523104 8260 Average: 9602028 13288142 2668642 16.30 138368 3663128 2851250 16.37 845516 5514542 5958 01:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:04 lo 18.88 18.88 4.11 4.11 0.00 0.00 0.00 0.00 01:20:04 ens3 66.84 53.75 748.24 11.48 0.00 0.00 0.00 0.00 01:20:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:30:04 lo 1062.29 1062.29 979.68 979.68 0.00 0.00 0.00 0.00 01:30:04 ens3 35.94 26.56 242.98 6.45 0.00 0.00 0.00 0.00 01:30:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 539.29 539.29 490.68 490.68 0.00 0.00 0.00 0.00 Average: ens3 51.43 40.19 496.24 8.97 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-9610) 02/12/26 _x86_64_ (4 CPU) 01:08:19 LINUX RESTART (4 CPU) 01:10:01 CPU %user %nice %system %iowait %steal %idle 01:20:04 all 36.12 0.00 1.42 0.66 0.09 61.70 01:20:04 0 35.88 0.00 1.31 0.84 0.09 61.88 01:20:04 1 35.10 0.00 1.45 0.58 0.09 62.78 01:20:04 2 35.27 0.00 1.31 0.39 0.09 62.93 01:20:04 3 38.24 0.00 1.62 0.82 0.09 59.23 01:30:04 all 25.11 0.00 1.46 0.28 0.09 73.06 01:30:04 0 24.88 0.00 1.35 0.25 0.09 73.43 01:30:04 1 25.90 0.00 1.71 0.27 0.09 72.02 01:30:04 2 24.66 0.00 1.28 0.38 0.09 73.59 01:30:04 3 25.01 0.00 1.49 0.21 0.09 73.20 Average: all 30.63 0.00 1.44 0.47 0.09 67.37 Average: 0 30.40 0.00 1.33 0.54 0.09 67.64 Average: 1 30.51 0.00 1.58 0.43 0.09 67.39 Average: 2 29.98 0.00 1.30 0.39 0.09 68.24 Average: 3 31.64 0.00 1.56 0.51 0.09 66.19