---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-22297 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 929 25082 4 6079 30694 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:95:0e:7a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.111/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84438sec preferred_lft 84438sec inet6 fe80::f816:3eff:fe95:e7a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 02:b9:f3:da:b2:70 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-22297) 02/26/26 _x86_64_ (8 CPU) 11:46:59 LINUX RESTART (8 CPU) 11:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:00:13 31.54 0.67 27.22 3.65 25.73 3695.69 10700.86 12:10:01 33.59 0.02 29.15 4.43 0.12 2628.67 9416.05 Average: 32.55 0.35 28.16 4.03 13.18 3172.88 10071.33 11:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:00:13 25796740 29266296 3043900 9.26 162804 3537024 3620300 10.68 699840 5931656 90576 12:10:01 25378380 29273220 3033380 9.23 197648 3883308 3014768 8.89 825180 6165892 86004 Average: 25587560 29269758 3038640 9.25 180226 3710166 3317534 9.78 762510 6048774 88290 11:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:00:13 lo 1477.76 1477.76 1405.80 1405.80 0.00 0.00 0.00 0.00 12:00:13 ens3 49.54 39.10 290.30 9.98 0.00 0.00 0.00 0.00 12:00:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:01 lo 1848.72 1848.72 1760.35 1760.35 0.00 0.00 0.00 0.00 12:10:01 ens3 21.85 18.74 9.05 6.39 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 1659.52 1659.52 1579.52 1579.52 0.00 0.00 0.00 0.00 Average: ens3 35.97 29.12 152.49 8.22 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-22297) 02/26/26 _x86_64_ (8 CPU) 11:46:59 LINUX RESTART (8 CPU) 11:50:01 CPU %user %nice %system %iowait %steal %idle 12:00:13 all 40.10 0.00 1.66 0.11 0.08 58.05 12:00:13 0 39.53 0.00 1.59 0.18 0.09 58.61 12:00:13 1 40.70 0.00 1.91 0.09 0.09 57.21 12:00:13 2 39.06 0.00 1.92 0.10 0.08 58.84 12:00:13 3 42.67 0.00 1.76 0.06 0.09 55.43 12:00:13 4 40.82 0.00 1.51 0.05 0.09 57.54 12:00:13 5 38.60 0.00 1.31 0.13 0.08 59.88 12:00:13 6 39.53 0.00 1.48 0.17 0.08 58.74 12:00:13 7 39.86 0.00 1.78 0.10 0.08 58.18 12:10:01 all 37.58 0.00 1.68 0.13 0.08 60.54 12:10:01 0 33.59 0.00 1.71 0.37 0.08 64.25 12:10:01 1 37.08 0.00 1.74 0.10 0.08 61.00 12:10:01 2 39.40 0.00 1.73 0.10 0.08 58.69 12:10:01 3 39.19 0.00 1.30 0.04 0.08 59.39 12:10:01 4 37.32 0.00 1.99 0.11 0.08 60.50 12:10:01 5 38.33 0.00 1.58 0.09 0.08 59.93 12:10:01 6 39.76 0.00 1.74 0.11 0.08 58.31 12:10:01 7 35.95 0.00 1.65 0.07 0.07 62.26 Average: all 38.86 0.00 1.67 0.12 0.08 59.27 Average: 0 36.62 0.00 1.65 0.27 0.08 61.37 Average: 1 38.93 0.00 1.83 0.10 0.08 59.06 Average: 2 39.23 0.00 1.83 0.10 0.08 58.76 Average: 3 40.96 0.00 1.53 0.05 0.08 57.37 Average: 4 39.11 0.00 1.74 0.08 0.08 58.99 Average: 5 38.47 0.00 1.44 0.11 0.08 59.90 Average: 6 39.64 0.00 1.61 0.14 0.08 58.53 Average: 7 37.94 0.00 1.72 0.09 0.07 60.18