---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-8582 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 17G 139G 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 759 19521 4 11810 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:c5:a7:4f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.91/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84833sec preferred_lft 84833sec inet6 fe80::f816:3eff:fec5:a74f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a6:e9:9a:ee:35:22 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::a4e9:9aff:feee:3522/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-168-generic (prd-ubuntu2204-docker-8c-8g-8582) 02/08/26 _x86_64_ (8 CPU) 00:23:25 LINUX RESTART (8 CPU) 00:30:15 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:01 32.06 0.34 16.04 15.68 14.68 9300.99 519131.00 Average: 32.06 0.34 16.04 15.68 14.68 9300.99 519131.00 00:30:15 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:01 22577228 29396244 2902540 8.83 164136 6792140 3096000 9.13 1832012 7907660 329100 Average: 22577228 29396244 2902540 8.83 164136 6792140 3096000 9.13 1832012 7907660 329100 00:30:15 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:01 lo 1.41 1.41 0.15 0.15 0.00 0.00 0.00 0.00 00:40:01 ens3 56.48 43.79 239.47 12.95 0.00 0.00 0.00 0.00 00:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.41 1.41 0.15 0.15 0.00 0.00 0.00 0.00 Average: ens3 56.48 43.79 239.47 12.95 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 5.15.0-168-generic (prd-ubuntu2204-docker-8c-8g-8582) 02/08/26 _x86_64_ (8 CPU) 00:23:25 LINUX RESTART (8 CPU) 00:30:15 CPU %user %nice %system %iowait %steal %idle 00:40:01 all 34.82 0.00 1.43 0.10 0.07 63.58 00:40:01 0 28.64 0.00 1.28 0.09 0.07 69.92 00:40:01 1 36.93 0.00 1.55 0.20 0.07 61.24 00:40:01 2 35.87 0.00 1.67 0.05 0.07 62.34 00:40:01 3 28.09 0.00 1.07 0.01 0.06 70.77 00:40:01 4 39.82 0.00 1.64 0.01 0.07 58.46 00:40:01 5 33.28 0.00 1.56 0.44 0.07 64.65 00:40:01 6 43.02 0.00 1.51 0.00 0.07 55.40 00:40:01 7 32.96 0.00 1.12 0.01 0.07 65.84 Average: all 34.82 0.00 1.43 0.10 0.07 63.58 Average: 0 28.64 0.00 1.28 0.09 0.07 69.92 Average: 1 36.93 0.00 1.55 0.20 0.07 61.24 Average: 2 35.87 0.00 1.67 0.05 0.07 62.34 Average: 3 28.09 0.00 1.07 0.01 0.06 70.77 Average: 4 39.82 0.00 1.64 0.01 0.07 58.46 Average: 5 33.28 0.00 1.56 0.44 0.07 64.65 Average: 6 43.02 0.00 1.51 0.00 0.07 55.40 Average: 7 32.96 0.00 1.12 0.01 0.07 65.84