---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-7009 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 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 935 24835 4 6321 30689 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:51:ed:42 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.70/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84352sec preferred_lft 84352sec inet6 fe80::f816:3eff:fe51:ed42/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 12:75:65:14:81:f1 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 5.15.0-168-generic (prd-ubuntu2204-docker-8c-8g-7009) 02/02/26 _x86_64_ (8 CPU) 09:25:16 LINUX RESTART (8 CPU) 09:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:40:05 31.50 0.71 27.03 3.76 610.95 4044.69 8488.66 09:50:03 48.52 0.02 29.38 19.13 0.24 2731.24 517531.98 Average: 39.97 0.37 28.20 11.41 307.00 3390.99 261835.61 09:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:40:05 25726232 29413784 2895232 8.81 163808 3755632 3508124 10.35 899984 5794432 32524 09:50:03 25138808 29340564 2964848 9.02 201920 4183284 2949196 8.70 1043572 6192824 44104 Average: 25432520 29377174 2930040 8.92 182864 3969458 3228660 9.52 971778 5993628 38314 09:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:40:05 lo 1332.90 1332.90 1268.11 1268.11 0.00 0.00 0.00 0.00 09:40:05 ens3 33.51 25.87 197.31 7.60 0.00 0.00 0.00 0.00 09:40:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:03 lo 1844.73 1844.73 1756.71 1756.71 0.00 0.00 0.00 0.00 09:50:03 ens3 20.60 17.04 6.70 5.97 0.00 0.00 0.00 0.00 09:50:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1587.64 1587.64 1511.28 1511.28 0.00 0.00 0.00 0.00 Average: ens3 27.09 21.48 102.44 6.79 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-7009) 02/02/26 _x86_64_ (8 CPU) 09:25:16 LINUX RESTART (8 CPU) 09:30:01 CPU %user %nice %system %iowait %steal %idle 09:40:05 all 40.34 0.00 1.83 0.09 0.07 57.67 09:40:05 0 35.26 0.00 1.86 0.04 0.07 62.77 09:40:05 1 38.31 0.00 2.00 0.07 0.07 59.54 09:40:05 2 40.19 0.00 1.69 0.05 0.07 58.01 09:40:05 3 41.80 0.00 1.63 0.04 0.07 56.45 09:40:05 4 44.46 0.00 1.92 0.08 0.08 53.46 09:40:05 5 42.00 0.00 1.95 0.14 0.08 55.83 09:40:05 6 41.21 0.00 1.84 0.05 0.07 56.83 09:40:05 7 39.51 0.00 1.77 0.21 0.07 58.43 09:50:03 all 37.68 0.00 1.88 0.08 0.07 60.28 09:50:03 0 38.30 0.00 1.95 0.21 0.07 59.46 09:50:03 1 36.79 0.00 2.02 0.03 0.07 61.09 09:50:03 2 38.62 0.00 2.05 0.03 0.08 59.22 09:50:03 3 39.63 0.00 1.92 0.07 0.07 58.30 09:50:03 4 36.14 0.00 1.92 0.07 0.07 61.80 09:50:03 5 39.33 0.00 1.73 0.12 0.07 58.74 09:50:03 6 37.83 0.00 1.76 0.06 0.07 60.27 09:50:03 7 34.81 0.00 1.71 0.06 0.07 63.35 Average: all 39.02 0.00 1.86 0.08 0.07 58.97 Average: 0 36.77 0.00 1.91 0.12 0.07 61.12 Average: 1 37.55 0.00 2.01 0.05 0.07 60.31 Average: 2 39.40 0.00 1.87 0.04 0.08 58.61 Average: 3 40.72 0.00 1.77 0.06 0.07 57.37 Average: 4 40.32 0.00 1.92 0.07 0.07 57.61 Average: 5 40.67 0.00 1.84 0.13 0.08 57.28 Average: 6 39.53 0.00 1.80 0.06 0.07 58.54 Average: 7 37.17 0.00 1.74 0.14 0.07 60.87