---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-10035 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 659 8533 4 6795 14987 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:1b:fd:fd brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.228/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84622sec preferred_lft 84622sec inet6 fe80::f816:3eff:fe1b:fdfd/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a6:90:80:b9:86:5f 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-10035) 02/13/26 _x86_64_ (4 CPU) 06:53:17 LINUX RESTART (4 CPU) 07:00:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:10:01 27.67 0.02 24.54 3.11 0.35 2224.61 31652.00 07:20:22 20.74 0.02 18.85 1.87 0.45 3939.26 40784.09 Average: 24.13 0.02 21.63 2.47 0.40 3100.49 36316.87 07:00:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:10:01 8875396 12877852 3077152 18.79 150740 3958336 3280384 18.83 920288 6176412 24248 07:20:22 5418720 10415428 5535824 33.81 162732 4898856 5390680 30.94 1201608 9276636 29740 Average: 7147058 11646640 4306488 26.30 156736 4428596 4335532 24.89 1060948 7726524 26994 07:00:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:10:01 lo 1692.50 1692.50 1607.65 1607.65 0.00 0.00 0.00 0.00 07:10:01 ens3 22.54 20.04 10.73 6.59 0.00 0.00 0.00 0.00 07:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:20:22 lo 849.69 849.69 5121.44 5121.44 0.00 0.00 0.00 0.00 07:20:22 ens3 19.63 16.50 21.97 5.50 0.00 0.00 0.00 0.00 07:20:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1261.97 1261.97 3402.57 3402.57 0.00 0.00 0.00 0.00 Average: ens3 21.05 18.23 16.47 6.03 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-10035) 02/13/26 _x86_64_ (4 CPU) 06:53:17 LINUX RESTART (4 CPU) 07:00:05 CPU %user %nice %system %iowait %steal %idle 07:10:01 all 66.54 0.00 2.44 0.08 0.10 30.83 07:10:01 0 67.37 0.00 2.25 0.08 0.10 30.19 07:10:01 1 65.74 0.00 2.47 0.06 0.10 31.63 07:10:01 2 68.29 0.00 2.55 0.13 0.10 28.93 07:10:01 3 64.77 0.00 2.50 0.06 0.10 32.58 07:20:22 all 52.36 0.00 1.81 0.13 0.10 45.60 07:20:22 0 53.12 0.00 1.76 0.05 0.10 44.97 07:20:22 1 51.39 0.00 1.84 0.25 0.10 46.42 07:20:22 2 50.77 0.00 1.66 0.16 0.09 47.32 07:20:22 3 54.15 0.00 2.00 0.07 0.10 43.69 Average: all 59.30 0.00 2.12 0.11 0.10 38.38 Average: 0 60.09 0.00 2.00 0.07 0.10 37.74 Average: 1 58.41 0.00 2.15 0.16 0.10 39.19 Average: 2 59.34 0.00 2.09 0.14 0.10 38.32 Average: 3 59.34 0.00 2.24 0.06 0.10 38.26