---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-22286 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: 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 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 893 25010 4 6188 30731 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:a7:2c:27 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.156/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84415sec preferred_lft 84415sec inet6 fe80::f816:3eff:fea7:2c27/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fe:af:f0:86:2d:8a 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-22286) 02/26/26 _x86_64_ (8 CPU) 11:46:54 LINUX RESTART (8 CPU) 11:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:00:01 31.69 0.36 27.83 3.50 15.03 3661.32 9689.02 12:10:01 47.63 11.88 30.92 4.83 131.52 2586.87 18526.19 Average: 39.66 6.12 29.37 4.16 73.27 3124.19 14106.79 11:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:00:01 25745772 29288228 3020396 9.19 164240 3606372 3228540 9.52 713160 5963448 111808 12:10:01 24933288 29030568 3273452 9.96 198900 4070712 3355128 9.89 883800 6528704 196556 Average: 25339530 29159398 3146924 9.58 181570 3838542 3291834 9.71 798480 6246076 154182 11:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:00:01 lo 1376.10 1376.10 1309.14 1309.14 0.00 0.00 0.00 0.00 12:00:01 ens3 39.44 31.48 169.31 8.66 0.00 0.00 0.00 0.00 12:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:01 lo 1889.90 1889.90 1799.44 1799.44 0.00 0.00 0.00 0.00 12:10:01 ens3 21.55 18.28 9.10 6.22 0.00 0.00 0.00 0.00 12:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1632.95 1632.95 1554.24 1554.24 0.00 0.00 0.00 0.00 Average: ens3 30.50 24.88 89.22 7.44 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-22286) 02/26/26 _x86_64_ (8 CPU) 11:46:54 LINUX RESTART (8 CPU) 11:50:01 CPU %user %nice %system %iowait %steal %idle 12:00:01 all 39.92 0.00 1.67 0.06 0.08 58.28 12:00:01 0 40.53 0.00 1.71 0.11 0.08 57.57 12:00:01 1 43.71 0.00 1.57 0.02 0.08 54.62 12:00:01 2 40.94 0.00 1.60 0.04 0.08 57.33 12:00:01 3 43.64 0.00 1.69 0.05 0.08 54.53 12:00:01 4 39.08 0.00 1.76 0.06 0.08 59.02 12:00:01 5 39.84 0.00 1.86 0.07 0.08 58.16 12:00:01 6 35.99 0.00 1.38 0.06 0.08 62.50 12:00:01 7 35.63 0.00 1.77 0.05 0.08 62.47 12:10:01 all 35.35 0.04 1.74 0.09 0.07 62.71 12:10:01 0 31.75 0.00 1.77 0.05 0.07 66.35 12:10:01 1 39.69 0.00 2.39 0.05 0.08 57.79 12:10:01 2 30.96 0.19 1.58 0.17 0.07 67.03 12:10:01 3 39.72 0.08 1.82 0.13 0.08 58.17 12:10:01 4 36.59 0.03 1.67 0.11 0.08 61.52 12:10:01 5 35.67 0.00 1.38 0.05 0.07 62.83 12:10:01 6 35.99 0.00 1.77 0.04 0.07 62.13 12:10:01 7 32.43 0.00 1.54 0.13 0.07 65.83 Average: all 37.63 0.02 1.70 0.07 0.08 60.49 Average: 0 36.14 0.00 1.74 0.08 0.08 61.96 Average: 1 41.70 0.00 1.98 0.03 0.08 56.20 Average: 2 35.95 0.10 1.59 0.11 0.08 62.18 Average: 3 41.68 0.04 1.76 0.09 0.08 56.35 Average: 4 37.83 0.02 1.71 0.09 0.08 60.27 Average: 5 37.75 0.00 1.62 0.06 0.08 60.49 Average: 6 35.99 0.00 1.57 0.05 0.07 62.32 Average: 7 34.03 0.00 1.66 0.09 0.07 64.15