---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3280 5.15.0-161-generic #171-Ubuntu SMP Sat Oct 11 08:17:01 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 767 19419 4 11904 30857 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:08:4d:39 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.121/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84527sec preferred_lft 84527sec inet6 fe80::f816:3eff:fe08:4d39/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1e:79:09:36:df:1a 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::1c79:9ff:fe36:df1a/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-161-generic (prd-ubuntu2204-docker-8c-8g-3280) 12/03/25 _x86_64_ (8 CPU) 00:24:24 LINUX RESTART (8 CPU) 00:30:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:03 8.94 0.07 8.44 0.44 3.24 2729.58 1196.77 00:50:38 39.33 2.04 36.33 0.95 305.37 21923.47 2341.31 Average: 24.56 1.08 22.78 0.70 158.56 12596.69 1785.15 00:30:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:03 24057732 29137016 3167292 9.64 155896 5111492 3372348 9.94 1194240 7104612 684548 00:50:38 20153092 31655308 619356 1.88 216828 11226764 1402060 4.13 3097040 8792284 428 Average: 22105412 30396162 1893324 5.76 186362 8169128 2387204 7.04 2145640 7948448 342488 00:30:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:03 lo 1.74 1.74 0.17 0.17 0.00 0.00 0.00 0.00 00:40:03 ens3 54.62 43.47 233.15 12.58 0.00 0.00 0.00 0.00 00:40:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:38 lo 4226.65 4226.65 4036.01 4036.01 0.00 0.00 0.00 0.00 00:50:38 ens3 114.71 101.78 321.72 1224.44 0.00 0.00 0.00 0.00 00:50:38 docker0 70.51 68.25 1214.32 65.91 0.00 0.00 0.00 0.00 00:50:38 veth59d0c29 68.28 65.76 1215.12 8.23 0.00 0.00 0.00 0.10 Average: lo 2173.66 2173.66 2074.89 2074.89 0.00 0.00 0.00 0.00 Average: ens3 85.51 73.45 278.68 635.56 0.00 0.00 0.00 0.00 Average: docker0 36.25 35.09 624.25 33.88 0.00 0.00 0.00 0.00 Average: veth59d0c29 35.10 33.81 624.67 4.23 0.00 0.00 0.00 0.05 ---> sar -P ALL: Linux 5.15.0-161-generic (prd-ubuntu2204-docker-8c-8g-3280) 12/03/25 _x86_64_ (8 CPU) 00:24:24 LINUX RESTART (8 CPU) 00:30:03 CPU %user %nice %system %iowait %steal %idle 00:40:03 all 34.29 0.00 1.35 0.20 0.07 64.09 00:40:03 0 30.06 0.00 1.19 0.02 0.07 68.66 00:40:03 1 34.66 0.00 1.24 0.54 0.07 63.48 00:40:03 2 35.27 0.00 1.41 0.84 0.07 62.40 00:40:03 3 47.30 0.00 1.96 0.01 0.08 50.65 00:40:03 4 37.45 0.00 1.29 0.01 0.08 61.18 00:40:03 5 33.53 0.00 1.26 0.05 0.07 65.10 00:40:03 6 24.86 0.00 1.12 0.01 0.06 73.95 00:40:03 7 31.27 0.00 1.33 0.10 0.07 67.22 00:50:38 all 15.55 0.00 2.06 0.22 0.05 82.13 00:50:38 0 12.15 0.00 1.50 0.02 0.05 86.28 00:50:38 1 20.15 0.00 2.05 0.35 0.05 77.40 00:50:38 2 13.72 0.00 1.78 0.35 0.05 84.10 00:50:38 3 22.21 0.00 3.90 0.10 0.06 73.73 00:50:38 4 19.55 0.00 4.51 0.19 0.05 75.70 00:50:38 5 11.80 0.00 1.00 0.47 0.05 86.69 00:50:38 6 12.19 0.00 0.85 0.11 0.04 86.81 00:50:38 7 12.66 0.00 0.92 0.13 0.06 86.23 Average: all 24.65 0.00 1.72 0.21 0.06 73.36 Average: 0 20.85 0.00 1.35 0.02 0.06 77.72 Average: 1 27.20 0.00 1.66 0.44 0.06 70.64 Average: 2 24.19 0.00 1.60 0.59 0.06 73.56 Average: 3 34.41 0.00 2.96 0.06 0.07 62.51 Average: 4 28.27 0.00 2.94 0.10 0.06 68.62 Average: 5 22.35 0.00 1.13 0.26 0.06 76.21 Average: 6 18.36 0.00 0.98 0.06 0.05 80.54 Average: 7 21.67 0.00 1.12 0.11 0.06 77.03