---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-7079 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 931 24919 4 6241 30693 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:d7:d4:54 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.244/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84452sec preferred_lft 84452sec inet6 fe80::f816:3eff:fed7:d454/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether aa:f6:72:39:90:6f 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-7079) 02/02/26 _x86_64_ (8 CPU) 15:14:15 LINUX RESTART (8 CPU) 15:20:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:30:05 26.46 0.15 23.29 3.03 5.74 2641.04 6384.24 15:40:06 35.66 0.02 31.00 4.65 0.41 3226.44 10555.42 Average: 31.07 0.08 27.15 3.84 3.08 2933.92 8471.15 15:20:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:30:05 25310796 29145160 3161608 9.62 170528 3884176 3273092 9.65 865864 6238132 184528 15:40:06 24927824 29194300 3108148 9.46 209596 4228396 3126200 9.22 1000600 6408904 17524 Average: 25119310 29169730 3134878 9.54 190062 4056286 3199646 9.44 933232 6323518 101026 15:20:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:30:05 lo 1189.40 1189.40 1131.25 1131.25 0.00 0.00 0.00 0.00 15:30:05 ens3 27.66 21.57 12.28 7.08 0.00 0.00 0.00 0.00 15:30:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:40:06 lo 1903.84 1903.84 1812.16 1812.16 0.00 0.00 0.00 0.00 15:40:06 ens3 25.61 21.14 8.78 7.61 0.00 0.00 0.00 0.00 15:40:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1546.85 1546.85 1471.92 1471.92 0.00 0.00 0.00 0.00 Average: ens3 26.63 21.36 10.53 7.34 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-7079) 02/02/26 _x86_64_ (8 CPU) 15:14:15 LINUX RESTART (8 CPU) 15:20:05 CPU %user %nice %system %iowait %steal %idle 15:30:05 all 34.56 0.00 1.43 0.05 0.08 63.88 15:30:05 0 32.61 0.00 1.31 0.03 0.07 65.97 15:30:05 1 35.38 0.00 1.68 0.09 0.08 62.77 15:30:05 2 39.85 0.00 1.47 0.02 0.08 58.58 15:30:05 3 31.67 0.00 1.34 0.05 0.07 66.86 15:30:05 4 36.50 0.00 1.58 0.07 0.08 61.77 15:30:05 5 31.41 0.00 1.27 0.09 0.07 67.16 15:30:05 6 34.95 0.00 1.42 0.03 0.08 63.52 15:30:05 7 34.11 0.00 1.36 0.06 0.07 64.39 15:40:06 all 39.16 0.00 1.84 0.06 0.09 58.85 15:40:06 0 35.72 0.00 1.77 0.04 0.08 62.38 15:40:06 1 40.25 0.00 1.81 0.05 0.09 57.80 15:40:06 2 42.60 0.00 1.92 0.05 0.09 55.34 15:40:06 3 42.48 0.00 1.97 0.04 0.09 55.42 15:40:06 4 39.51 0.00 1.60 0.12 0.08 58.69 15:40:06 5 38.87 0.00 2.11 0.11 0.09 58.83 15:40:06 6 37.45 0.00 1.59 0.02 0.09 60.85 15:40:06 7 36.37 0.00 1.97 0.06 0.08 61.52 Average: all 36.86 0.00 1.64 0.06 0.08 61.37 Average: 0 34.17 0.00 1.54 0.04 0.08 64.18 Average: 1 37.82 0.00 1.74 0.07 0.09 60.28 Average: 2 41.22 0.00 1.70 0.03 0.09 56.96 Average: 3 37.07 0.00 1.66 0.04 0.08 61.15 Average: 4 38.01 0.00 1.59 0.10 0.08 60.23 Average: 5 35.14 0.00 1.69 0.10 0.08 62.99 Average: 6 36.20 0.00 1.51 0.03 0.08 62.19 Average: 7 35.24 0.00 1.67 0.06 0.08 62.95