---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-24331 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): 8 On-line CPU(s) list: 0-7 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): 8 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: 256 KiB (8 instances) L1i cache: 256 KiB (8 instances) L2 cache: 4 MiB (8 instances) L3 cache: 128 MiB (8 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-7 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: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 3.2G 1.1M 3.2G 1% /run /dev/vda1 155G 12G 144G 8% / tmpfs 16G 0 16G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 3.2G 4.0K 3.2G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 32092 914 24990 4 6186 30709 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:7f:e5:f1 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.172/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83543sec preferred_lft 83543sec inet6 fe80::f816:3eff:fe7f:e5f1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 96:d9:62:ca:be:a6 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-8c-8g-24331) 03/01/26 _x86_64_ (8 CPU) 02:31:33 LINUX RESTART (8 CPU) 02:40:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:50:10 26.06 2.52 21.20 2.34 139.96 4286.69 2663.16 03:00:01 37.99 0.10 32.90 4.99 5.14 2654.11 18133.16 03:10:10 35.49 0.00 31.14 4.35 0.05 3034.53 18743.44 Average: 33.17 0.87 28.40 3.89 48.36 3326.98 13182.92 02:40:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:50:10 25777272 29169356 3140956 9.56 159904 3467800 3205016 9.45 691016 5956792 1876 03:00:01 25790000 29605836 2699784 8.22 200056 3810400 2611460 7.70 811732 5764024 12172 03:10:10 24920828 29267092 3034208 9.23 224560 4274200 2889208 8.52 942148 6438972 12052 Average: 25496033 29347428 2958316 9.00 194840 3850800 2901895 8.56 814965 6053263 8700 02:40:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:50:10 lo 839.06 839.06 797.56 797.56 0.00 0.00 0.00 0.00 02:50:10 ens3 103.99 83.70 774.95 21.71 0.00 0.00 0.00 0.00 02:50:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:00:01 lo 2085.82 2085.82 1986.49 1986.49 0.00 0.00 0.00 0.00 03:00:01 ens3 41.83 31.98 17.43 13.12 0.00 0.00 0.00 0.00 03:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:10:10 lo 1673.47 1673.47 1592.46 1592.46 0.00 0.00 0.00 0.00 03:10:10 ens3 54.41 37.15 20.59 16.04 0.00 0.00 0.00 0.00 03:10:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1530.76 1530.76 1456.90 1456.90 0.00 0.00 0.00 0.00 Average: ens3 66.80 50.97 271.00 16.97 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-8c-8g-24331) 03/01/26 _x86_64_ (8 CPU) 02:31:33 LINUX RESTART (8 CPU) 02:40:10 CPU %user %nice %system %iowait %steal %idle 02:50:10 all 36.13 0.00 1.43 0.19 0.07 62.17 02:50:10 0 35.13 0.00 1.40 0.34 0.08 63.05 02:50:10 1 38.30 0.00 1.61 0.32 0.07 59.70 02:50:10 2 37.77 0.00 1.36 0.10 0.08 60.70 02:50:10 3 37.90 0.00 1.77 0.14 0.08 60.12 02:50:10 4 36.41 0.00 1.30 0.10 0.07 62.11 02:50:10 5 37.94 0.00 1.34 0.09 0.08 60.55 02:50:10 6 34.27 0.00 1.51 0.18 0.07 63.97 02:50:10 7 31.32 0.00 1.16 0.26 0.07 67.19 03:00:01 all 34.95 0.00 1.79 0.11 0.07 63.07 03:00:01 0 34.21 0.00 1.85 0.09 0.07 63.78 03:00:01 1 36.56 0.00 2.18 0.12 0.08 61.07 03:00:01 2 33.41 0.00 1.75 0.11 0.07 64.66 03:00:01 3 37.28 0.00 1.61 0.08 0.07 60.95 03:00:01 4 38.13 0.00 2.13 0.08 0.07 59.58 03:00:01 5 33.89 0.00 1.51 0.12 0.08 64.40 03:00:01 6 33.58 0.00 1.74 0.24 0.08 64.37 03:00:01 7 32.54 0.00 1.55 0.07 0.07 65.77 03:10:10 all 36.64 0.00 1.80 0.14 0.08 61.33 03:10:10 0 37.02 0.00 1.52 0.16 0.08 61.23 03:10:10 1 38.61 0.00 1.86 0.09 0.09 59.35 03:10:10 2 37.67 0.00 2.39 0.12 0.08 59.75 03:10:10 3 33.81 0.00 1.83 0.19 0.08 64.08 03:10:10 4 35.35 0.00 1.54 0.13 0.08 62.90 03:10:10 5 36.01 0.00 1.56 0.17 0.08 62.17 03:10:10 6 37.32 0.00 1.79 0.13 0.08 60.68 03:10:10 7 37.37 0.00 1.94 0.14 0.08 60.46 Average: all 35.92 0.00 1.68 0.15 0.08 62.18 Average: 0 35.47 0.00 1.59 0.20 0.07 62.67 Average: 1 37.84 0.00 1.88 0.18 0.08 60.03 Average: 2 36.30 0.00 1.83 0.11 0.08 61.68 Average: 3 36.31 0.00 1.74 0.14 0.08 61.73 Average: 4 36.62 0.00 1.66 0.10 0.07 61.55 Average: 5 35.96 0.00 1.47 0.13 0.08 62.36 Average: 6 35.07 0.00 1.68 0.18 0.08 62.99 Average: 7 33.77 0.00 1.55 0.16 0.08 64.45