---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-2244 5.15.0-186-generic #196-Ubuntu SMP Sat Jun 20 16:09:34 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: 5599.86 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 23G 133G 15% / 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 828 14274 4 16989 30796 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:7b:54:cc brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.102/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85027sec preferred_lft 85027sec inet6 fe80::f816:3eff:fe7b:54cc/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether f6:33:4c:08:33:3f 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::f433:4cff:fe08:333f/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-2244) 08/03/26 _x86_64_ (8 CPU) 11:28:56 LINUX RESTART (8 CPU) 11:30:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:40:04 251.59 1.71 239.13 10.76 93.89 47106.17 266796.56 11:50:01 222.17 1.26 204.89 16.03 12.65 34844.84 357303.65 Average: 236.92 1.48 222.05 13.38 53.37 40990.05 311942.75 11:30:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:40:04 19232452 31116980 1151612 3.50 310508 11423420 1696568 5.00 4315624 8415816 599976 11:50:01 14239900 31053192 1150164 3.50 491288 15588740 1764792 5.20 8608220 8486356 424 Average: 16736176 31085086 1150888 3.50 400898 13506080 1730680 5.10 6461922 8451086 300200 11:30:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:40:04 lo 0.74 0.74 0.07 0.07 0.00 0.00 0.00 0.00 11:40:04 ens3 238.01 160.02 2559.99 1507.69 0.00 0.00 0.00 0.00 11:40:04 docker0 39.16 68.64 2.21 818.77 0.00 0.00 0.00 0.00 11:50:01 lo 0.34 0.34 0.03 0.03 0.00 0.00 0.00 0.00 11:50:01 ens3 110.34 95.12 1067.78 1767.61 0.00 0.00 0.00 0.00 11:50:01 docker0 30.86 48.32 2.34 881.81 0.00 0.00 0.00 0.00 Average: lo 0.54 0.54 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 174.33 127.65 1815.66 1637.34 0.00 0.00 0.00 0.00 Average: docker0 35.02 58.51 2.28 850.22 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-2244) 08/03/26 _x86_64_ (8 CPU) 11:28:56 LINUX RESTART (8 CPU) 11:30:04 CPU %user %nice %system %iowait %steal %idle 11:40:04 all 8.88 0.00 2.94 0.93 0.07 87.17 11:40:04 0 7.15 0.00 2.73 0.90 0.06 89.16 11:40:04 1 8.94 0.00 3.00 0.64 0.07 87.35 11:40:04 2 10.45 0.00 2.96 0.97 0.07 85.55 11:40:04 3 8.40 0.00 2.97 1.47 0.07 87.10 11:40:04 4 6.60 0.00 3.07 1.27 0.07 88.99 11:40:04 5 9.60 0.00 2.96 0.70 0.07 86.67 11:40:04 6 9.64 0.00 2.97 1.09 0.06 86.23 11:40:04 7 10.27 0.00 2.88 0.43 0.07 86.35 11:50:01 all 13.32 0.00 4.20 0.27 0.07 82.14 11:50:01 0 12.78 0.00 4.17 0.19 0.06 82.80 11:50:01 1 12.36 0.00 4.25 0.13 0.07 83.20 11:50:01 2 12.11 0.00 3.88 0.27 0.07 83.67 11:50:01 3 13.06 0.00 4.44 0.42 0.07 82.01 11:50:01 4 14.31 0.00 3.96 0.17 0.07 81.49 11:50:01 5 11.97 0.00 4.18 0.33 0.07 83.46 11:50:01 6 15.86 0.00 4.41 0.19 0.06 79.47 11:50:01 7 14.11 0.00 4.33 0.46 0.06 81.03 Average: all 11.09 0.00 3.57 0.60 0.07 84.67 Average: 0 9.96 0.00 3.45 0.54 0.06 85.99 Average: 1 10.64 0.00 3.63 0.38 0.07 85.28 Average: 2 11.28 0.00 3.42 0.62 0.07 84.61 Average: 3 10.72 0.00 3.71 0.95 0.07 84.56 Average: 4 10.44 0.00 3.51 0.73 0.07 85.26 Average: 5 10.78 0.00 3.57 0.52 0.07 85.07 Average: 6 12.74 0.00 3.69 0.64 0.06 82.87 Average: 7 12.18 0.00 3.61 0.45 0.06 83.70