---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-9463 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 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 672 8579 4 6737 14974 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:79:61:3d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.132/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84603sec preferred_lft 84603sec inet6 fe80::f816:3eff:fe79:613d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether f2:99:56:ce:a8:db 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-9463) 02/11/26 _x86_64_ (4 CPU) 09:54:50 LINUX RESTART (4 CPU) 10:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:10:01 36.84 0.21 20.44 16.19 32.10 2670.41 251404.49 10:20:01 28.14 0.03 25.37 2.74 0.64 4394.68 30492.31 Average: 32.50 0.12 22.91 9.47 16.39 3531.58 141071.60 10:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:10:01 9005376 12884480 3071612 18.76 143996 3839432 3094184 17.76 943500 6007836 13612 10:20:01 6277008 11212136 4739548 28.95 159676 4833876 4686004 26.90 1242292 8376240 29788 Average: 7641192 12048308 3905580 23.85 151836 4336654 3890094 22.33 1092896 7192038 21700 10:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:10:01 lo 1300.83 1300.83 1232.85 1232.85 0.00 0.00 0.00 0.00 10:10:01 ens3 26.99 22.60 22.45 7.09 0.00 0.00 0.00 0.00 10:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:01 lo 1239.88 1239.88 1221.74 1221.74 0.00 0.00 0.00 0.00 10:20:01 ens3 25.60 21.44 24.00 6.83 0.00 0.00 0.00 0.00 10:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1270.39 1270.39 1227.30 1227.30 0.00 0.00 0.00 0.00 Average: ens3 26.29 22.02 23.23 6.96 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-9463) 02/11/26 _x86_64_ (4 CPU) 09:54:50 LINUX RESTART (4 CPU) 10:00:00 CPU %user %nice %system %iowait %steal %idle 10:10:01 all 64.38 0.00 2.25 0.42 0.10 32.86 10:10:01 0 64.77 0.00 2.11 1.16 0.10 31.85 10:10:01 1 65.71 0.00 2.32 0.16 0.09 31.72 10:10:01 2 64.26 0.00 2.29 0.13 0.10 33.22 10:10:01 3 62.76 0.00 2.26 0.23 0.10 34.65 10:20:01 all 56.13 0.00 2.26 0.14 0.09 41.38 10:20:01 0 53.67 0.00 2.32 0.20 0.09 43.72 10:20:01 1 61.71 0.00 2.63 0.08 0.10 35.48 10:20:01 2 54.39 0.00 1.97 0.19 0.09 43.36 10:20:01 3 54.76 0.00 2.12 0.09 0.09 42.94 Average: all 60.26 0.00 2.25 0.28 0.10 37.11 Average: 0 59.23 0.00 2.22 0.68 0.10 37.78 Average: 1 63.72 0.00 2.48 0.12 0.10 33.59 Average: 2 59.33 0.00 2.13 0.16 0.10 38.28 Average: 3 58.77 0.00 2.19 0.16 0.10 38.79