---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-29456 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: 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 12G 144G 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 766 25003 4 6321 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:4a:1e:3d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.21/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84231sec preferred_lft 84231sec inet6 fe80::f816:3eff:fe4a:1e3d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 26:37:9e:3b:3a:52 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-29456) 06/22/26 _x86_64_ (8 CPU) 07:49:38 LINUX RESTART (8 CPU) 07:50:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:00:01 27.50 6.18 7.32 14.00 1345.11 11713.46 513750.22 08:10:11 1.30 0.00 1.30 0.00 0.04 14.44 0.00 08:20:00 28.24 3.70 23.85 0.69 127.04 7690.86 5831.57 Average: 18.85 3.28 10.67 4.90 490.72 6429.61 173469.57 07:50:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:00:01 30078736 31867112 517336 1.57 61496 2063708 1521164 4.49 273064 2213488 12 08:10:11 30077028 31865844 518724 1.58 61924 2063724 1521164 4.49 273496 2215048 28 08:20:00 25877968 30324152 1990452 6.06 104188 4621788 2263264 6.67 1251300 5313824 512676 Average: 28677911 31352369 1008837 3.07 75869 2916407 1768531 5.22 599287 3247453 170905 07:50:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:00:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 08:00:01 ens3 22.81 13.02 101.23 2.28 0.00 0.00 0.00 0.00 08:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:11 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 08:10:11 ens3 0.41 0.15 0.11 0.06 0.00 0.00 0.00 0.00 08:10:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:00 lo 171.49 171.49 207.61 207.61 0.00 0.00 0.00 0.00 08:20:00 ens3 225.08 153.71 1211.72 52.27 0.00 0.00 0.00 0.00 08:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 56.14 56.14 67.85 67.85 0.00 0.00 0.00 0.00 Average: ens3 81.30 54.63 429.79 17.86 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-29456) 06/22/26 _x86_64_ (8 CPU) 07:49:38 LINUX RESTART (8 CPU) 07:50:00 CPU %user %nice %system %iowait %steal %idle 08:00:01 all 0.31 0.00 0.10 0.45 0.01 99.14 08:00:01 0 0.13 0.00 0.20 0.38 0.01 99.29 08:00:01 1 0.29 0.00 0.09 0.09 0.01 99.52 08:00:01 2 0.63 0.00 0.12 0.39 0.01 98.85 08:00:01 3 0.38 0.00 0.09 0.53 0.01 98.99 08:00:01 4 0.22 0.00 0.06 0.46 0.00 99.25 08:00:01 5 0.25 0.00 0.04 0.05 0.01 99.65 08:00:01 6 0.25 0.00 0.10 0.93 0.01 98.71 08:00:01 7 0.29 0.00 0.09 0.76 0.00 98.85 08:10:11 all 0.08 0.00 0.02 0.01 0.01 99.88 08:10:11 0 0.02 0.00 0.02 0.01 0.00 99.95 08:10:11 1 0.02 0.00 0.02 0.01 0.01 99.95 08:10:11 2 0.52 0.00 0.05 0.00 0.01 99.41 08:10:11 3 0.02 0.00 0.01 0.00 0.01 99.96 08:10:11 4 0.01 0.00 0.01 0.00 0.00 99.98 08:10:11 5 0.02 0.00 0.01 0.00 0.00 99.97 08:10:11 6 0.02 0.00 0.00 0.07 0.01 99.90 08:10:11 7 0.03 0.00 0.02 0.00 0.01 99.95 08:20:00 all 11.35 0.00 0.72 0.22 0.04 87.67 08:20:00 0 12.55 0.00 0.97 0.06 0.04 86.38 08:20:00 1 11.40 0.00 0.62 0.23 0.05 87.71 08:20:00 2 9.51 0.00 0.65 0.73 0.04 89.07 08:20:00 3 11.36 0.00 0.62 0.08 0.03 87.91 08:20:00 4 11.84 0.00 0.93 0.13 0.04 87.05 08:20:00 5 16.21 0.00 0.89 0.06 0.04 82.79 08:20:00 6 8.24 0.00 0.54 0.45 0.03 90.73 08:20:00 7 9.69 0.00 0.52 0.04 0.03 89.72 Average: all 3.83 0.00 0.27 0.23 0.02 95.65 Average: 0 4.15 0.00 0.39 0.15 0.02 95.30 Average: 1 3.82 0.00 0.24 0.11 0.02 95.81 Average: 2 3.49 0.00 0.27 0.37 0.02 95.86 Average: 3 3.84 0.00 0.24 0.20 0.02 95.70 Average: 4 3.94 0.00 0.33 0.20 0.02 95.52 Average: 5 5.38 0.00 0.31 0.04 0.02 94.25 Average: 6 2.78 0.00 0.21 0.48 0.02 96.51 Average: 7 3.27 0.00 0.21 0.27 0.02 96.24