---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-25001 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 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 649 8890 4 6449 14997 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:93:6c:93 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.65/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84205sec preferred_lft 84205sec inet6 fe80::f816:3eff:fe93:6c93/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ee:a8:8a:4a:cf:61 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-25001) 03/01/26 _x86_64_ (4 CPU) 19:01:29 LINUX RESTART (4 CPU) 19:10:17 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:20:17 23.30 0.06 20.44 2.80 6.39 2137.30 8601.02 19:30:01 30.09 0.03 27.15 2.91 0.58 4551.31 11493.11 Average: 26.65 0.05 23.75 2.86 3.52 3328.35 10027.96 19:10:17 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:20:17 9704100 13270248 2687292 16.41 143896 3537480 2794128 16.04 711660 5557840 25444 19:30:01 7991776 12594032 3359256 20.52 159648 4512468 3363692 19.31 997492 6921492 1204 Average: 8847938 12932140 3023274 18.46 151772 4024974 3078910 17.67 854576 6239666 13324 19:10:17 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:20:17 lo 1316.74 1316.74 1247.81 1247.81 0.00 0.00 0.00 0.00 19:20:17 ens3 41.78 35.60 29.28 12.70 0.00 0.00 0.00 0.00 19:20:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:30:01 lo 1348.07 1348.07 1279.23 1279.23 0.00 0.00 0.00 0.00 19:30:01 ens3 43.03 33.78 31.18 12.86 0.00 0.00 0.00 0.00 19:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1332.20 1332.20 1263.31 1263.31 0.00 0.00 0.00 0.00 Average: ens3 42.40 34.70 30.22 12.78 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-25001) 03/01/26 _x86_64_ (4 CPU) 19:01:29 LINUX RESTART (4 CPU) 19:10:17 CPU %user %nice %system %iowait %steal %idle 19:20:17 all 64.23 0.00 2.27 0.05 0.09 33.35 19:20:17 0 65.14 0.00 2.18 0.06 0.09 32.53 19:20:17 1 64.43 0.00 2.43 0.06 0.09 33.00 19:20:17 2 61.70 0.00 2.08 0.04 0.09 36.09 19:20:17 3 65.66 0.00 2.41 0.06 0.09 31.78 19:30:01 all 56.83 0.00 2.30 0.10 0.09 40.68 19:30:01 0 53.85 0.00 2.17 0.13 0.09 43.77 19:30:01 1 56.09 0.00 2.12 0.08 0.09 41.63 19:30:01 2 57.37 0.00 2.49 0.13 0.09 39.92 19:30:01 3 60.01 0.00 2.41 0.08 0.09 37.41 Average: all 60.58 0.00 2.28 0.08 0.09 36.97 Average: 0 59.57 0.00 2.17 0.09 0.09 38.08 Average: 1 60.32 0.00 2.27 0.07 0.09 37.25 Average: 2 59.57 0.00 2.28 0.08 0.09 37.98 Average: 3 62.88 0.00 2.41 0.07 0.09 34.56