---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-2097 5.15.0-164-generic #174-Ubuntu SMP Fri Nov 14 20:25:16 UTC 2025 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 17G 138G 11% / 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 774 19135 4 12181 30849 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:aa:96:40 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.138/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84484sec preferred_lft 84484sec inet6 fe80::f816:3eff:feaa:9640/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ba:76:e3:72:ac:ab 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::b876:e3ff:fe72:acab/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-164-generic (prd-ubuntu2204-docker-8c-8g-2097) 01/20/26 _x86_64_ (8 CPU) 00:23:59 LINUX RESTART (8 CPU) 00:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:04 22.68 0.07 7.53 15.08 3.34 2558.16 505796.22 00:50:18 50.79 2.11 47.71 0.97 316.28 22696.62 4008.79 Average: 36.86 1.10 27.80 7.96 161.21 12717.30 252662.07 00:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:04 23651716 29015016 3287796 10.00 159220 5389316 3287620 9.69 1361284 7336216 684568 00:50:18 19847348 31633796 640044 1.95 221144 11503860 1448404 4.27 3269784 8945704 220 Average: 21749532 30324406 1963920 5.98 190182 8446588 2368012 6.98 2315534 8140960 342394 00:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:04 lo 1.73 1.73 0.16 0.16 0.00 0.00 0.00 0.00 00:40:04 ens3 50.72 40.72 231.16 11.71 0.00 0.00 0.00 0.00 00:40:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:18 lo 4470.01 4470.01 4268.53 4268.53 0.00 0.00 0.00 0.00 00:50:18 ens3 124.41 105.56 331.61 1200.75 0.00 0.00 0.00 0.00 00:50:18 docker0 72.11 74.89 1190.12 66.89 0.00 0.00 0.00 0.00 00:50:18 veth751620b 69.81 72.30 1190.94 7.35 0.00 0.00 0.00 0.10 Average: lo 2255.82 2255.82 2153.40 2153.40 0.00 0.00 0.00 0.00 Average: ens3 87.89 73.43 281.84 611.54 0.00 0.00 0.00 0.00 Average: docker0 36.38 37.78 600.37 33.75 0.00 0.00 0.00 0.00 Average: veth751620b 35.22 36.47 600.79 3.71 0.00 0.00 0.00 0.05 ---> sar -P ALL: Linux 5.15.0-164-generic (prd-ubuntu2204-docker-8c-8g-2097) 01/20/26 _x86_64_ (8 CPU) 00:23:59 LINUX RESTART (8 CPU) 00:30:01 CPU %user %nice %system %iowait %steal %idle 00:40:04 all 36.03 0.00 1.40 0.04 0.06 62.46 00:40:04 0 27.21 0.00 1.31 0.03 0.07 71.38 00:40:04 1 37.44 0.00 1.48 0.01 0.07 61.00 00:40:04 2 36.66 0.00 1.43 0.02 0.06 61.82 00:40:04 3 37.09 0.00 1.34 0.13 0.06 61.38 00:40:04 4 41.18 0.00 1.93 0.07 0.06 56.75 00:40:04 5 38.34 0.00 1.20 0.01 0.06 60.39 00:40:04 6 39.32 0.00 1.49 0.05 0.06 59.08 00:40:04 7 31.02 0.00 1.01 0.01 0.05 67.90 00:50:18 all 15.93 0.00 2.01 0.19 0.05 81.82 00:50:18 0 29.11 0.00 4.79 0.21 0.06 65.84 00:50:18 1 12.97 0.00 2.03 0.28 0.04 84.67 00:50:18 2 11.32 0.00 0.88 0.14 0.05 87.62 00:50:18 3 12.01 0.00 0.97 0.38 0.06 86.58 00:50:18 4 18.09 0.00 2.32 0.22 0.05 79.32 00:50:18 5 15.01 0.00 1.56 0.11 0.05 83.27 00:50:18 6 14.32 0.00 1.19 0.11 0.05 84.33 00:50:18 7 14.78 0.00 2.35 0.08 0.04 82.75 Average: all 25.89 0.00 1.71 0.12 0.06 72.23 Average: 0 28.17 0.00 3.06 0.12 0.06 68.59 Average: 1 25.10 0.00 1.76 0.15 0.05 72.94 Average: 2 23.86 0.00 1.15 0.08 0.05 74.85 Average: 3 24.43 0.00 1.15 0.25 0.06 74.10 Average: 4 29.51 0.00 2.13 0.15 0.06 68.16 Average: 5 26.56 0.00 1.38 0.06 0.06 71.95 Average: 6 26.69 0.00 1.34 0.08 0.05 71.84 Average: 7 22.83 0.00 1.69 0.04 0.05 75.39