---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-24299 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 628 9256 4 6104 15018 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:96:8c:70 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.216/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84519sec preferred_lft 84519sec inet6 fe80::f816:3eff:fe96:8c70/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 9e:97:9f:e7:8a:bc 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-24299) 03/01/26 _x86_64_ (4 CPU) 01:06:23 LINUX RESTART (4 CPU) 01:10:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:01 26.41 1.10 21.77 3.54 431.44 3677.69 60661.43 01:30:12 22.82 0.16 19.50 3.16 5.23 1780.26 27415.24 Average: 24.60 0.63 20.62 3.35 216.24 2719.64 43874.70 01:10:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:01 9521916 13172388 2784808 17.01 133820 3635532 3103372 17.81 802552 5652572 224 01:30:12 9206088 13252864 2701060 16.50 154756 3981908 2883240 16.55 938604 5803628 20364 Average: 9364002 13212626 2742934 16.75 144288 3808720 2993306 17.18 870578 5728100 10294 01:10:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:01 lo 29.37 29.37 6.85 6.85 0.00 0.00 0.00 0.00 01:20:01 ens3 44.85 30.35 353.48 6.98 0.00 0.00 0.00 0.00 01:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:30:12 lo 1347.59 1347.59 1258.76 1258.76 0.00 0.00 0.00 0.00 01:30:12 ens3 44.61 33.55 259.06 8.28 0.00 0.00 0.00 0.00 01:30:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 694.97 694.97 638.97 638.97 0.00 0.00 0.00 0.00 Average: ens3 44.73 31.97 305.81 7.63 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-24299) 03/01/26 _x86_64_ (4 CPU) 01:06:23 LINUX RESTART (4 CPU) 01:10:03 CPU %user %nice %system %iowait %steal %idle 01:20:01 all 35.27 0.00 1.39 0.21 0.09 63.04 01:20:01 0 36.12 0.00 1.45 0.18 0.09 62.17 01:20:01 1 34.57 0.00 1.71 0.22 0.10 63.41 01:20:01 2 35.65 0.00 1.26 0.27 0.09 62.73 01:20:01 3 34.77 0.00 1.14 0.16 0.09 63.84 01:30:12 all 31.43 0.00 1.66 0.07 0.09 66.76 01:30:12 0 30.95 0.00 1.57 0.09 0.08 67.30 01:30:12 1 32.06 0.00 1.83 0.05 0.10 65.96 01:30:12 2 31.77 0.00 1.71 0.10 0.08 66.33 01:30:12 3 30.94 0.00 1.52 0.03 0.08 67.43 Average: all 33.34 0.00 1.52 0.14 0.09 64.91 Average: 0 33.51 0.00 1.51 0.13 0.09 64.76 Average: 1 33.30 0.00 1.77 0.13 0.10 64.70 Average: 2 33.70 0.00 1.49 0.18 0.08 64.55 Average: 3 32.84 0.00 1.33 0.10 0.08 65.65