---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-15519 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 899 24908 4 6284 30725 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:5c:6d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.33/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83774sec preferred_lft 83774sec inet6 fe80::f816:3eff:febc:5c6d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 86:ee:27:c7:c6:8a 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 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-15519) 05/15/26 _x86_64_ (8 CPU) 12:59:51 LINUX RESTART (8 CPU) 13:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:10:01 75.49 11.61 46.63 17.25 1535.54 12871.15 516017.25 13:20:06 20.40 0.15 17.73 2.52 5.82 2478.92 5907.98 13:30:03 35.67 0.01 31.01 4.65 0.09 3030.38 25156.52 13:40:01 29.18 0.30 25.23 3.65 11.99 6952.30 7902.89 Average: 40.16 3.02 30.13 7.01 388.48 6329.50 138758.75 13:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:10:01 26544388 29768160 2544736 7.74 147208 3333876 2695196 7.95 645484 5266880 30736 13:20:06 25399828 28984360 3324808 10.12 170888 3636080 3299788 9.73 737512 6272180 892 13:30:03 25095572 29256512 3047940 9.27 208356 4123332 3019852 8.91 881180 6373004 30036 13:40:01 25697344 31638900 657920 2.00 230544 5811368 1231188 3.63 1513756 5026936 148 Average: 25684283 29911983 2393851 7.28 189249 4226164 2561506 7.55 944483 5734750 15453 13:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:10:01 lo 869.68 869.68 828.48 828.48 0.00 0.00 0.00 0.00 13:10:01 ens3 169.33 122.61 1186.71 26.43 0.00 0.00 0.00 0.00 13:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:06 lo 1226.40 1226.40 1167.87 1167.87 0.00 0.00 0.00 0.00 13:20:06 ens3 33.86 25.33 16.69 10.79 0.00 0.00 0.00 0.00 13:20:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:03 lo 2091.54 2091.54 1992.69 1992.69 0.00 0.00 0.00 0.00 13:30:03 ens3 57.52 37.59 18.04 15.17 0.00 0.00 0.00 0.00 13:30:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:01 lo 1001.53 1001.53 943.17 943.17 0.00 0.00 0.00 0.00 13:40:01 ens3 93.28 82.77 210.41 214.07 0.00 0.00 0.00 0.00 13:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1296.37 1296.37 1232.19 1232.19 0.00 0.00 0.00 0.00 Average: ens3 88.43 67.02 357.88 66.44 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 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-15519) 05/15/26 _x86_64_ (8 CPU) 12:59:51 LINUX RESTART (8 CPU) 13:00:00 CPU %user %nice %system %iowait %steal %idle 13:10:01 all 27.39 0.00 1.48 0.76 0.07 70.31 13:10:01 0 26.29 0.00 1.12 0.14 0.06 72.38 13:10:01 1 27.16 0.00 1.72 1.28 0.07 69.77 13:10:01 2 29.42 0.00 1.41 1.36 0.07 67.74 13:10:01 3 31.83 0.00 1.99 1.89 0.08 64.21 13:10:01 4 24.60 0.00 1.36 0.65 0.07 73.32 13:10:01 5 28.70 0.00 1.40 0.38 0.08 69.43 13:10:01 6 26.33 0.00 1.32 0.10 0.06 72.18 13:10:01 7 24.78 0.00 1.54 0.22 0.07 73.39 13:20:06 all 28.55 0.00 1.27 4.00 0.07 66.10 13:20:06 0 24.76 0.00 1.09 9.94 0.07 64.15 13:20:06 1 30.96 0.00 1.54 1.53 0.07 65.90 13:20:06 2 29.20 0.00 1.49 5.98 0.08 63.25 13:20:06 3 32.16 0.00 1.32 4.84 0.08 61.60 13:20:06 4 29.23 0.00 1.41 3.84 0.07 65.45 13:20:06 5 25.18 0.00 1.06 0.71 0.06 72.99 13:20:06 6 29.10 0.00 1.18 1.90 0.07 67.75 13:20:06 7 27.84 0.00 1.08 3.29 0.07 67.72 13:30:03 all 37.34 0.00 1.85 0.66 0.08 60.07 13:30:03 0 33.72 0.00 1.72 0.74 0.08 63.74 13:30:03 1 40.92 0.00 2.15 0.51 0.08 56.34 13:30:03 2 40.14 0.00 2.16 0.40 0.09 57.21 13:30:03 3 41.48 0.00 2.14 0.69 0.09 55.60 13:30:03 4 38.62 0.00 1.84 0.99 0.09 58.46 13:30:03 5 35.86 0.00 1.67 0.29 0.08 62.10 13:30:03 6 33.65 0.00 1.49 0.24 0.08 64.54 13:30:03 7 34.37 0.00 1.58 1.45 0.08 62.52 13:40:01 all 26.44 0.00 1.31 0.43 0.06 71.75 13:40:01 0 27.49 0.00 1.36 0.69 0.07 70.39 13:40:01 1 28.30 0.00 1.64 0.30 0.07 69.70 13:40:01 2 28.49 0.00 1.34 0.23 0.06 69.89 13:40:01 3 26.46 0.00 1.34 0.76 0.07 71.38 13:40:01 4 26.11 0.00 1.12 0.13 0.06 72.57 13:40:01 5 24.55 0.00 1.28 0.10 0.06 74.01 13:40:01 6 27.07 0.00 1.27 0.29 0.07 71.30 13:40:01 7 23.08 0.00 1.14 0.94 0.06 74.78 Average: all 29.92 0.00 1.48 1.47 0.07 67.06 Average: 0 28.05 0.00 1.32 2.90 0.07 67.66 Average: 1 31.82 0.00 1.76 0.91 0.07 65.44 Average: 2 31.80 0.00 1.60 2.00 0.07 64.53 Average: 3 32.97 0.00 1.70 2.05 0.08 63.20 Average: 4 29.63 0.00 1.43 1.41 0.07 67.46 Average: 5 28.56 0.00 1.35 0.37 0.07 69.65 Average: 6 29.03 0.00 1.31 0.64 0.07 68.95 Average: 7 27.51 0.00 1.33 1.48 0.07 69.61