---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-13033 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: 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 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 760 19193 4 12138 30864 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:fb:11:c7 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.220/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84469sec preferred_lft 84469sec inet6 fe80::f816:3eff:fefb:11c7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3e:12:60:59:31:f0 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::3c12:60ff:fe59:31f0/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-168-generic (prd-ubuntu2204-docker-8c-8g-13033) 02/18/26 _x86_64_ (8 CPU) 00:23:18 LINUX RESTART (8 CPU) 00:30:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:00 15.80 0.34 15.02 0.45 14.24 9101.44 290.32 00:50:00 35.75 2.10 32.69 0.96 351.43 16616.73 2320.83 Average: 25.78 1.22 23.86 0.70 182.83 12859.09 1305.57 00:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:00 22267380 29226752 3070192 9.34 170736 6915540 3276664 9.66 1844256 8188200 329096 00:50:00 19911188 31652652 621220 1.89 223744 11448976 1426732 4.21 3188080 8956976 400 Average: 21089284 30439702 1845706 5.62 197240 9182258 2351698 6.93 2516168 8572588 164748 00:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:00 lo 1.76 1.76 0.17 0.17 0.00 0.00 0.00 0.00 00:40:00 ens3 55.14 42.96 233.76 12.36 0.00 0.00 0.00 0.00 00:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:00 lo 4241.25 4241.25 4049.93 4049.93 0.00 0.00 0.00 0.00 00:50:00 ens3 126.16 98.80 338.54 1254.69 0.00 0.00 0.00 0.00 00:50:00 docker0 71.47 85.57 1245.37 69.81 0.00 0.00 0.00 0.00 00:50:00 veth4741863 69.24 83.04 1246.18 8.78 0.00 0.00 0.00 0.10 Average: lo 2121.51 2121.51 2025.05 2025.05 0.00 0.00 0.00 0.00 Average: ens3 90.65 70.88 286.15 633.52 0.00 0.00 0.00 0.00 Average: docker0 35.73 42.79 622.68 34.90 0.00 0.00 0.00 0.00 Average: veth4741863 34.62 41.52 623.09 4.39 0.00 0.00 0.00 0.05 ---> sar -P ALL: Linux 5.15.0-168-generic (prd-ubuntu2204-docker-8c-8g-13033) 02/18/26 _x86_64_ (8 CPU) 00:23:18 LINUX RESTART (8 CPU) 00:30:00 CPU %user %nice %system %iowait %steal %idle 00:40:00 all 34.95 0.00 1.42 0.12 0.09 63.42 00:40:00 0 33.48 0.00 1.23 0.02 0.08 65.18 00:40:00 1 38.61 0.00 1.51 0.14 0.09 59.65 00:40:00 2 34.75 0.00 1.69 0.56 0.09 62.91 00:40:00 3 38.01 0.00 1.47 0.01 0.09 60.43 00:40:00 4 30.20 0.00 1.44 0.05 0.09 68.23 00:40:00 5 34.69 0.00 1.51 0.03 0.09 63.69 00:40:00 6 41.14 0.00 1.33 0.03 0.09 57.41 00:40:00 7 28.71 0.00 1.20 0.12 0.08 69.88 00:50:00 all 13.27 0.00 1.96 0.33 0.06 84.39 00:50:00 0 23.94 0.00 4.28 0.17 0.07 71.54 00:50:00 1 15.80 0.00 2.53 0.14 0.06 81.47 00:50:00 2 15.17 0.00 2.90 0.56 0.06 81.32 00:50:00 3 9.75 0.00 1.40 0.25 0.05 88.54 00:50:00 4 12.62 0.00 1.63 0.85 0.05 84.85 00:50:00 5 10.35 0.00 1.21 0.25 0.06 88.14 00:50:00 6 9.65 0.00 0.94 0.19 0.06 89.16 00:50:00 7 9.04 0.00 0.78 0.19 0.04 89.95 Average: all 24.12 0.00 1.69 0.22 0.07 73.90 Average: 0 28.73 0.00 2.75 0.10 0.08 68.35 Average: 1 27.22 0.00 2.02 0.14 0.07 70.54 Average: 2 24.98 0.00 2.29 0.56 0.08 72.09 Average: 3 23.87 0.00 1.44 0.13 0.07 74.49 Average: 4 21.40 0.00 1.53 0.45 0.07 76.54 Average: 5 22.52 0.00 1.36 0.14 0.07 75.91 Average: 6 25.38 0.00 1.13 0.11 0.07 73.30 Average: 7 18.87 0.00 0.99 0.15 0.06 79.92