---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-19984 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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 12G 143G 8% / 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 947 24354 4 6790 30677 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:1b:73:5c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.39/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84250sec preferred_lft 84250sec inet6 fe80::f816:3eff:fe1b:735c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ee:42:e8:13:4f:3a 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 ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-19984) 05/25/26 _x86_64_ (8 CPU) 16:13:18 LINUX RESTART (8 CPU) 16:20:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:30:08 23.98 0.15 21.13 2.70 5.81 2752.43 15594.97 16:40:09 34.19 0.00 29.86 4.33 0.05 2946.27 18418.65 Average: 29.08 0.08 25.49 3.51 2.93 2849.36 17006.85 16:20:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:30:08 25087440 29191820 3113704 9.47 171456 4145692 3281004 9.68 941688 6370640 43788 16:40:09 24713308 29352908 2947948 8.97 210824 4591008 2849216 8.40 1077884 6519244 40316 Average: 24900374 29272364 3030826 9.22 191140 4368350 3065110 9.04 1009786 6444942 42052 16:20:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:30:08 lo 1608.96 1608.96 1533.13 1533.13 0.00 0.00 0.00 0.00 16:30:08 ens3 22.50 18.54 10.98 6.26 0.00 0.00 0.00 0.00 16:30:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:40:09 lo 1957.37 1957.37 1864.86 1864.86 0.00 0.00 0.00 0.00 16:40:09 ens3 19.31 16.79 6.50 5.85 0.00 0.00 0.00 0.00 16:40:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1783.17 1783.17 1699.00 1699.00 0.00 0.00 0.00 0.00 Average: ens3 20.90 17.67 8.74 6.06 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 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-19984) 05/25/26 _x86_64_ (8 CPU) 16:13:18 LINUX RESTART (8 CPU) 16:20:08 CPU %user %nice %system %iowait %steal %idle 16:30:08 all 35.47 0.00 1.51 2.24 0.08 60.70 16:30:08 0 31.33 0.00 1.40 3.00 0.07 64.19 16:30:08 1 37.64 0.00 1.28 1.20 0.08 59.81 16:30:08 2 32.32 0.00 1.48 1.63 0.08 64.48 16:30:08 3 38.83 0.00 1.54 1.68 0.08 57.87 16:30:08 4 41.39 0.00 1.69 1.32 0.09 55.51 16:30:08 5 36.66 0.00 1.50 5.52 0.08 56.23 16:30:08 6 34.00 0.00 1.67 1.89 0.08 62.36 16:30:08 7 31.56 0.00 1.55 1.65 0.07 65.17 16:40:09 all 38.35 0.00 1.74 0.13 0.09 59.68 16:40:09 0 35.12 0.00 1.67 0.05 0.09 63.06 16:40:09 1 35.80 0.00 1.92 0.18 0.09 62.01 16:40:09 2 36.11 0.00 1.76 0.06 0.10 61.97 16:40:09 3 40.88 0.00 1.92 0.05 0.09 57.06 16:40:09 4 41.00 0.00 1.84 0.20 0.09 56.86 16:40:09 5 39.98 0.00 1.60 0.30 0.09 58.02 16:40:09 6 39.39 0.00 1.46 0.05 0.09 59.01 16:40:09 7 38.56 0.00 1.76 0.15 0.09 59.43 Average: all 36.91 0.00 1.63 1.18 0.08 60.19 Average: 0 33.23 0.00 1.54 1.53 0.08 63.63 Average: 1 36.72 0.00 1.60 0.69 0.08 60.91 Average: 2 34.22 0.00 1.62 0.85 0.09 63.23 Average: 3 39.85 0.00 1.73 0.86 0.08 57.47 Average: 4 41.20 0.00 1.77 0.76 0.09 56.18 Average: 5 38.32 0.00 1.55 2.91 0.09 57.13 Average: 6 36.69 0.00 1.56 0.97 0.08 60.69 Average: 7 35.06 0.00 1.66 0.90 0.08 62.30