---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-53559 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 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: 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: 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 890 25000 4 6201 30734 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:80:c0:b4 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.199/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84252sec preferred_lft 84252sec inet6 fe80::f816:3eff:fe80:c0b4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 96:2a:bc:93:58:6d 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 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-53559) 03/27/26 _x86_64_ (8 CPU) 14:54:10 LINUX RESTART (8 CPU) 15:00:14 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:10:14 23.20 0.16 20.28 2.76 5.89 2610.03 6017.46 15:20:14 33.62 0.01 29.36 4.25 0.09 2820.05 13024.47 Average: 28.41 0.08 24.82 3.51 2.99 2715.03 9520.64 15:00:14 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:10:14 25518888 29035920 3273756 9.96 163740 3580448 3286268 9.69 709688 6192228 1052 15:20:14 24999696 29136660 3168500 9.64 202240 4108076 3239944 9.55 849280 6510540 120012 Average: 25259292 29086290 3221128 9.80 182990 3844262 3263106 9.62 779484 6351384 60532 15:00:14 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:10:14 lo 1027.67 1027.67 977.73 977.73 0.00 0.00 0.00 0.00 15:10:14 ens3 21.19 18.45 11.93 6.37 0.00 0.00 0.00 0.00 15:10:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:20:14 lo 1975.28 1975.28 1881.98 1881.98 0.00 0.00 0.00 0.00 15:20:14 ens3 20.76 17.64 6.65 5.94 0.00 0.00 0.00 0.00 15:20:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1501.43 1501.43 1429.81 1429.81 0.00 0.00 0.00 0.00 Average: ens3 20.98 18.04 9.29 6.15 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 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-53559) 03/27/26 _x86_64_ (8 CPU) 14:54:10 LINUX RESTART (8 CPU) 15:00:14 CPU %user %nice %system %iowait %steal %idle 15:10:14 all 37.70 0.00 1.49 0.22 0.14 60.45 15:10:14 0 34.98 0.00 1.60 0.19 0.16 63.06 15:10:14 1 38.61 0.00 1.57 0.43 0.16 59.23 15:10:14 2 39.44 0.00 1.36 0.06 0.18 58.97 15:10:14 3 41.13 0.00 1.68 0.20 0.11 56.88 15:10:14 4 35.23 0.00 1.51 0.40 0.11 62.75 15:10:14 5 34.97 0.00 1.38 0.30 0.16 63.19 15:10:14 6 38.96 0.00 1.65 0.08 0.11 59.20 15:10:14 7 38.24 0.00 1.21 0.14 0.10 60.31 15:20:14 all 36.93 0.00 1.83 0.50 0.12 60.62 15:20:14 0 35.75 0.00 2.04 0.59 0.12 61.50 15:20:14 1 36.05 0.00 2.02 0.37 0.13 61.43 15:20:14 2 38.49 0.00 1.77 0.50 0.13 59.10 15:20:14 3 38.23 0.00 2.10 0.28 0.13 59.27 15:20:14 4 32.11 0.00 1.64 0.84 0.11 65.30 15:20:14 5 35.94 0.00 1.66 0.38 0.11 61.90 15:20:14 6 38.91 0.00 1.84 0.66 0.12 58.47 15:20:14 7 39.97 0.00 1.55 0.36 0.12 58.01 Average: all 37.31 0.00 1.66 0.36 0.13 60.53 Average: 0 35.37 0.00 1.82 0.39 0.14 62.28 Average: 1 37.33 0.00 1.80 0.40 0.14 60.33 Average: 2 38.97 0.00 1.56 0.28 0.16 59.04 Average: 3 39.68 0.00 1.89 0.24 0.12 58.07 Average: 4 33.67 0.00 1.57 0.62 0.11 64.02 Average: 5 35.45 0.00 1.52 0.34 0.14 62.55 Average: 6 38.94 0.00 1.74 0.37 0.12 58.84 Average: 7 39.11 0.00 1.38 0.25 0.11 59.16