---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-10631 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 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 681 8639 4 6667 14964 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:da:a4:47 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.106/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84556sec preferred_lft 84556sec inet6 fe80::f816:3eff:feda:a447/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 06:31:f5:e2:4c:71 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-10631) 02/15/26 _x86_64_ (4 CPU) 02:22:11 LINUX RESTART (4 CPU) 02:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:40:01 26.54 0.02 23.55 2.97 0.32 2139.94 30604.03 02:50:16 21.32 0.02 19.35 1.95 0.47 4001.14 43507.78 Average: 23.90 0.02 21.42 2.45 0.39 3082.28 37137.28 02:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:40:01 9301808 13160372 2795188 17.07 149588 3818936 2896680 16.63 852668 5819572 22348 02:50:16 5695136 10556664 5394756 32.95 161888 4766528 5167636 29.66 1135996 9076728 29740 Average: 7498472 11858518 4094972 25.01 155738 4292732 4032158 23.14 994332 7448150 26044 02:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:40:01 lo 1613.02 1613.02 1531.66 1531.66 0.00 0.00 0.00 0.00 02:40:01 ens3 20.71 17.83 10.19 6.05 0.00 0.00 0.00 0.00 02:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:50:16 lo 846.10 846.10 5162.35 5162.35 0.00 0.00 0.00 0.00 02:50:16 ens3 18.24 16.01 21.83 5.32 0.00 0.00 0.00 0.00 02:50:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1224.72 1224.72 3369.90 3369.90 0.00 0.00 0.00 0.00 Average: ens3 19.46 16.91 16.08 5.68 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-10631) 02/15/26 _x86_64_ (4 CPU) 02:22:11 LINUX RESTART (4 CPU) 02:30:01 CPU %user %nice %system %iowait %steal %idle 02:40:01 all 66.18 0.00 2.56 0.10 0.09 31.08 02:40:01 0 63.15 0.00 2.64 0.07 0.09 34.05 02:40:01 1 67.97 0.00 2.39 0.13 0.09 29.42 02:40:01 2 68.62 0.00 2.63 0.09 0.09 28.56 02:40:01 3 64.97 0.00 2.56 0.09 0.09 32.30 02:50:16 all 53.05 0.00 1.82 0.08 0.08 44.96 02:50:16 0 52.00 0.00 2.26 0.06 0.09 45.59 02:50:16 1 54.35 0.00 1.87 0.06 0.08 43.64 02:50:16 2 51.84 0.00 1.46 0.13 0.08 46.48 02:50:16 3 54.03 0.00 1.68 0.06 0.09 44.14 Average: all 59.53 0.00 2.18 0.09 0.09 38.11 Average: 0 57.50 0.00 2.45 0.07 0.09 39.89 Average: 1 61.07 0.00 2.13 0.09 0.08 36.62 Average: 2 60.12 0.00 2.04 0.11 0.09 37.64 Average: 3 59.43 0.00 2.11 0.07 0.09 38.30