---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-15152 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 900 24713 4 6477 30723 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:d2:97:7e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.57/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84238sec preferred_lft 84238sec inet6 fe80::f816:3eff:fed2:977e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 9a:6d:ca:80:67:26 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-15152) 02/19/26 _x86_64_ (8 CPU) 10:08:43 LINUX RESTART (8 CPU) 10:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:20:05 60.47 5.19 51.94 3.34 863.52 7199.98 28260.36 10:30:05 32.76 0.12 28.34 4.30 5.49 2491.95 34450.15 10:40:05 34.85 0.01 30.49 4.35 0.08 3087.19 30569.71 Average: 42.75 1.78 36.97 4.00 291.51 4269.00 31084.45 10:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:20:05 25651640 29332412 2976756 9.06 157668 3760620 3590592 10.59 861956 5917576 52356 10:30:05 25034448 29125184 3179604 9.68 194984 4092404 3416340 10.07 978336 6363324 30720 10:40:05 24509304 29180144 3120424 9.50 220532 4603032 3640304 10.73 1100524 6725760 91344 Average: 25065131 29212580 3092261 9.41 191061 4152019 3549079 10.47 980272 6335553 58140 10:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:20:05 lo 834.90 834.90 794.54 794.54 0.00 0.00 0.00 0.00 10:20:05 ens3 139.96 103.12 1257.27 19.22 0.00 0.00 0.00 0.00 10:20:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:05 lo 1910.13 1910.13 1818.38 1818.38 0.00 0.00 0.00 0.00 10:30:05 ens3 24.30 18.29 9.02 6.30 0.00 0.00 0.00 0.00 10:30:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:05 lo 1690.20 1690.20 1608.46 1608.46 0.00 0.00 0.00 0.00 10:40:05 ens3 27.60 22.38 10.59 8.06 0.00 0.00 0.00 0.00 10:40:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1476.38 1476.38 1405.19 1405.19 0.00 0.00 0.00 0.00 Average: ens3 64.20 48.11 428.26 11.22 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-15152) 02/19/26 _x86_64_ (8 CPU) 10:08:43 LINUX RESTART (8 CPU) 10:10:00 CPU %user %nice %system %iowait %steal %idle 10:20:05 all 36.11 0.00 1.71 0.19 0.07 61.91 10:20:05 0 32.14 0.00 1.49 0.53 0.07 65.77 10:20:05 1 38.06 0.00 1.91 0.10 0.07 59.85 10:20:05 2 33.30 0.00 1.84 0.40 0.07 64.39 10:20:05 3 38.44 0.00 1.64 0.06 0.08 59.78 10:20:05 4 35.88 0.00 1.47 0.06 0.08 62.52 10:20:05 5 40.14 0.00 1.80 0.10 0.08 57.89 10:20:05 6 39.22 0.00 1.85 0.10 0.07 58.75 10:20:05 7 31.71 0.00 1.71 0.15 0.07 66.37 10:30:05 all 34.44 0.00 1.62 0.06 0.07 63.81 10:30:05 0 31.48 0.00 1.51 0.05 0.07 66.89 10:30:05 1 35.97 0.00 1.63 0.03 0.07 62.30 10:30:05 2 37.69 0.00 2.04 0.05 0.07 60.15 10:30:05 3 36.06 0.00 1.56 0.08 0.07 62.22 10:30:05 4 37.72 0.00 1.77 0.02 0.07 60.42 10:30:05 5 35.25 0.00 1.49 0.03 0.07 63.17 10:30:05 6 28.71 0.00 1.59 0.13 0.07 69.51 10:30:05 7 32.67 0.00 1.37 0.08 0.07 65.81 10:40:05 all 36.71 0.00 1.76 0.06 0.07 61.39 10:40:05 0 36.20 0.00 1.97 0.07 0.08 61.69 10:40:05 1 37.76 0.00 1.81 0.04 0.07 60.32 10:40:05 2 36.48 0.00 1.58 0.03 0.07 61.84 10:40:05 3 36.99 0.00 1.94 0.08 0.08 60.92 10:40:05 4 38.29 0.00 1.61 0.04 0.08 60.00 10:40:05 5 38.30 0.00 1.68 0.03 0.08 59.91 10:40:05 6 33.58 0.00 1.82 0.07 0.07 64.47 10:40:05 7 36.13 0.00 1.72 0.12 0.07 61.96 Average: all 35.76 0.00 1.70 0.10 0.07 62.37 Average: 0 33.27 0.00 1.66 0.22 0.07 64.79 Average: 1 37.27 0.00 1.78 0.06 0.07 60.82 Average: 2 35.82 0.00 1.82 0.16 0.07 62.14 Average: 3 37.16 0.00 1.71 0.08 0.08 60.97 Average: 4 37.29 0.00 1.61 0.04 0.07 60.98 Average: 5 37.90 0.00 1.65 0.05 0.07 60.32 Average: 6 33.85 0.00 1.75 0.10 0.07 64.22 Average: 7 33.50 0.00 1.60 0.12 0.07 64.72