---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-20741 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 18G 138G 12% / 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 776 19085 4 12229 30848 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:6d:55:de brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.116/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84387sec preferred_lft 84387sec inet6 fe80::f816:3eff:fe6d:55de/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3e:94:bb:1a:ee:83 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 inet6 fe80::3c94:bbff:fe1a:ee83/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-168-generic (prd-ubuntu2204-docker-8c-8g-20741) 02/26/26 _x86_64_ (8 CPU) 00:00:28 LINUX RESTART (8 CPU) 00:10:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:18 33.61 0.43 18.25 14.92 16.33 13425.79 492942.67 00:30:29 48.75 13.73 34.03 1.00 480.33 11803.01 2382.58 Average: 41.14 7.05 26.10 8.00 247.19 12618.40 248871.43 00:10:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:18 19804896 28137172 4155272 12.64 183556 8221516 4331132 12.77 2029604 10400132 170160 00:30:29 19740828 31581568 691988 2.11 224200 11531048 1289288 3.80 3229492 9051856 12900 Average: 19772862 29859370 2423630 7.38 203878 9876282 2810210 8.29 2629548 9725994 91530 00:10:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:18 lo 1603.27 1603.27 1530.00 1530.00 0.00 0.00 0.00 0.00 00:20:18 ens3 53.57 42.37 304.12 11.95 0.00 0.00 0.00 0.00 00:20:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:30:29 lo 2646.81 2646.81 2525.73 2525.73 0.00 0.00 0.00 0.00 00:30:29 ens3 127.84 121.69 223.85 1440.55 0.00 0.00 0.00 0.00 00:30:29 docker0 91.54 89.95 1334.85 70.68 0.00 0.00 0.00 0.00 Average: lo 2122.47 2122.47 2025.41 2025.41 0.00 0.00 0.00 0.00 Average: ens3 90.52 81.84 264.18 722.73 0.00 0.00 0.00 0.00 Average: docker0 45.55 44.75 664.14 35.16 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-168-generic (prd-ubuntu2204-docker-8c-8g-20741) 02/26/26 _x86_64_ (8 CPU) 00:00:28 LINUX RESTART (8 CPU) 00:10:02 CPU %user %nice %system %iowait %steal %idle 00:20:18 all 28.86 0.00 1.60 1.94 0.07 67.53 00:20:18 0 25.23 0.00 1.62 2.87 0.07 70.21 00:20:18 1 29.03 0.00 1.50 0.55 0.07 68.85 00:20:18 2 30.04 0.00 1.58 0.87 0.08 67.43 00:20:18 3 30.80 0.00 2.22 0.51 0.07 66.40 00:20:18 4 28.99 0.00 1.34 6.28 0.06 63.34 00:20:18 5 29.64 0.00 1.52 3.15 0.07 65.62 00:20:18 6 32.79 0.00 2.00 0.02 0.08 65.10 00:20:18 7 24.43 0.00 1.04 1.22 0.06 73.24 00:30:29 all 9.56 0.05 1.51 4.07 0.04 84.77 00:30:29 0 8.96 0.08 1.30 5.25 0.05 84.36 00:30:29 1 11.36 0.00 2.17 1.61 0.04 84.82 00:30:29 2 12.19 0.09 2.10 6.17 0.05 79.40 00:30:29 3 14.70 0.00 2.85 3.05 0.05 79.34 00:30:29 4 6.34 0.00 0.87 6.37 0.04 86.37 00:30:29 5 9.34 0.22 0.75 4.63 0.05 85.00 00:30:29 6 3.72 0.00 0.57 3.86 0.03 91.82 00:30:29 7 9.87 0.00 1.46 1.63 0.04 87.00 Average: all 19.25 0.02 1.55 3.00 0.06 76.11 Average: 0 17.12 0.04 1.46 4.05 0.06 77.26 Average: 1 20.23 0.00 1.83 1.08 0.05 76.80 Average: 2 21.15 0.04 1.84 3.51 0.06 73.39 Average: 3 22.80 0.00 2.53 1.77 0.06 72.83 Average: 4 17.71 0.00 1.11 6.32 0.05 74.80 Average: 5 19.54 0.11 1.13 3.89 0.06 75.26 Average: 6 18.31 0.00 1.29 1.93 0.05 78.42 Average: 7 17.19 0.00 1.25 1.43 0.05 80.08