---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-31974 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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 906 24894 4 6290 30717 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:bc:43:07 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.62/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83883sec preferred_lft 83883sec inet6 fe80::f816:3eff:febc:4307/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4e:f8:0d:50:9c:0a 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 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-31974) 07/01/26 _x86_64_ (8 CPU) 02:31:22 LINUX RESTART (8 CPU) 02:40:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:50:02 24.50 0.16 21.41 2.93 5.88 2353.64 5013.52 03:00:01 38.51 0.01 33.45 5.05 0.12 3168.56 15681.25 03:10:02 32.62 0.30 28.55 3.77 11.67 6750.98 14601.95 Average: 31.87 0.16 27.80 3.92 5.90 4093.09 11764.72 02:40:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:50:02 25315300 29093836 3214568 9.78 173072 3815152 3383724 9.98 737732 6345788 115124 03:00:01 24778356 29157508 3146124 9.57 210920 4322504 3379100 9.96 885864 6671004 158396 03:10:02 25690032 31628092 668508 2.03 235164 5795340 1226180 3.62 1469884 5069072 296 Average: 25261229 29959812 2343067 7.13 206385 4644332 2663001 7.85 1031160 6028621 91272 02:40:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:50:02 lo 1177.73 1177.73 1120.87 1120.87 0.00 0.00 0.00 0.00 02:50:02 ens3 48.84 35.86 21.13 14.46 0.00 0.00 0.00 0.00 02:50:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:00:01 lo 2102.36 2102.36 2002.90 2002.90 0.00 0.00 0.00 0.00 03:00:01 ens3 63.79 43.42 20.68 17.34 0.00 0.00 0.00 0.00 03:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:10:02 lo 972.49 972.49 917.02 917.02 0.00 0.00 0.00 0.00 03:10:02 ens3 84.28 74.55 183.56 188.99 0.00 0.00 0.00 0.00 03:10:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1416.86 1416.86 1346.29 1346.29 0.00 0.00 0.00 0.00 Average: ens3 65.65 51.29 75.22 73.69 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 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-31974) 07/01/26 _x86_64_ (8 CPU) 02:31:22 LINUX RESTART (8 CPU) 02:40:02 CPU %user %nice %system %iowait %steal %idle 02:50:02 all 34.69 0.00 1.53 0.06 0.07 63.66 02:50:02 0 33.82 0.00 1.24 0.03 0.06 64.85 02:50:02 1 37.66 0.00 1.78 0.11 0.07 60.38 02:50:02 2 35.55 0.00 1.57 0.11 0.07 62.71 02:50:02 3 35.37 0.00 1.52 0.06 0.06 62.98 02:50:02 4 34.66 0.00 1.73 0.04 0.07 63.51 02:50:02 5 31.69 0.00 1.48 0.09 0.06 66.68 02:50:02 6 35.60 0.00 1.56 0.06 0.07 62.72 02:50:02 7 33.17 0.00 1.32 0.02 0.06 65.42 03:00:01 all 39.53 0.00 1.95 0.09 0.08 58.35 03:00:01 0 37.66 0.00 1.86 0.10 0.08 60.30 03:00:01 1 39.78 0.00 2.09 0.17 0.08 57.88 03:00:01 2 42.42 0.00 1.96 0.06 0.08 55.48 03:00:01 3 42.32 0.00 2.09 0.05 0.08 55.46 03:00:01 4 37.67 0.00 2.03 0.14 0.08 60.08 03:00:01 5 38.66 0.00 1.89 0.03 0.08 59.34 03:00:01 6 40.11 0.00 1.80 0.06 0.08 57.95 03:00:01 7 37.65 0.00 1.87 0.11 0.08 60.29 03:10:02 all 27.08 0.00 1.30 0.08 0.07 71.47 03:10:02 0 24.16 0.00 1.19 0.05 0.06 74.55 03:10:02 1 28.46 0.00 1.50 0.15 0.06 69.83 03:10:02 2 28.35 0.00 1.32 0.03 0.07 70.23 03:10:02 3 27.32 0.00 1.27 0.04 0.07 71.29 03:10:02 4 29.85 0.00 1.31 0.07 0.07 68.71 03:10:02 5 25.10 0.00 1.20 0.15 0.06 73.49 03:10:02 6 27.58 0.00 1.48 0.10 0.07 70.76 03:10:02 7 25.86 0.00 1.16 0.06 0.07 72.86 Average: all 33.76 0.00 1.59 0.08 0.07 64.50 Average: 0 31.87 0.00 1.43 0.06 0.07 66.57 Average: 1 35.29 0.00 1.79 0.14 0.07 62.71 Average: 2 35.43 0.00 1.62 0.07 0.07 62.82 Average: 3 34.99 0.00 1.63 0.05 0.07 63.26 Average: 4 34.05 0.00 1.69 0.08 0.07 64.11 Average: 5 31.80 0.00 1.52 0.09 0.07 66.52 Average: 6 34.42 0.00 1.61 0.07 0.07 63.82 Average: 7 32.22 0.00 1.45 0.06 0.07 66.20