---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-29509 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: 5599.94 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 914 24763 4 6414 30709 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:94:21:b1 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.87/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84390sec preferred_lft 84390sec inet6 fe80::f816:3eff:fe94:21b1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c2:59:b6:2f:30:97 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-29509) 06/22/26 _x86_64_ (8 CPU) 12:27:24 LINUX RESTART (8 CPU) 12:30:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:40:08 32.38 0.79 28.21 3.38 30.25 4418.87 10012.80 12:50:08 50.68 0.02 31.11 19.55 0.25 2615.03 529189.93 13:00:08 32.12 0.02 28.26 3.84 1.27 5427.09 10377.12 Average: 38.38 0.28 29.19 8.91 10.63 4154.14 182883.08 12:30:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:40:08 25854556 29516072 2791868 8.50 166232 3716992 2845640 8.39 727208 5817904 31920 12:50:08 25319532 29396588 2908048 8.85 198416 4063876 2871492 8.47 848068 6194724 28692 13:00:08 25383932 31453216 844060 2.57 229736 5934712 1435912 4.23 1533148 5339072 726320 Average: 25519340 30121959 2181325 6.64 198128 4571860 2384348 7.03 1036141 5783900 262311 12:30:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:40:08 lo 1298.18 1298.18 1235.40 1235.40 0.00 0.00 0.00 0.00 12:40:08 ens3 60.69 45.77 416.39 10.45 0.00 0.00 0.00 0.00 12:40:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:08 lo 2050.32 2050.32 1953.83 1953.83 0.00 0.00 0.00 0.00 12:50:08 ens3 20.64 18.18 8.77 5.98 0.00 0.00 0.00 0.00 12:50:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:08 lo 1290.40 1290.40 1228.36 1228.36 0.00 0.00 0.00 0.00 13:00:08 ens3 51.58 42.25 194.83 39.51 0.00 0.00 0.00 0.00 13:00:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1545.86 1545.86 1472.11 1472.11 0.00 0.00 0.00 0.00 Average: ens3 44.33 35.42 207.04 18.63 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-29509) 06/22/26 _x86_64_ (8 CPU) 12:27:24 LINUX RESTART (8 CPU) 12:30:05 CPU %user %nice %system %iowait %steal %idle 12:40:08 all 40.79 0.00 1.70 0.06 0.08 57.38 12:40:08 0 39.10 0.00 1.64 0.10 0.08 59.08 12:40:08 1 41.88 0.00 1.78 0.12 0.08 56.13 12:40:08 2 46.12 0.00 1.79 0.03 0.09 51.98 12:40:08 3 44.74 0.00 1.82 0.03 0.08 53.33 12:40:08 4 40.02 0.00 1.44 0.04 0.08 58.42 12:40:08 5 40.21 0.00 1.78 0.04 0.07 57.89 12:40:08 6 34.54 0.00 1.52 0.07 0.07 63.80 12:40:08 7 39.69 0.00 1.80 0.04 0.08 58.38 12:50:08 all 37.59 0.00 1.75 0.07 0.07 60.51 12:50:08 0 32.94 0.00 1.84 0.06 0.08 65.07 12:50:08 1 38.31 0.00 1.84 0.17 0.07 59.61 12:50:08 2 36.22 0.00 1.85 0.04 0.07 61.83 12:50:08 3 40.90 0.00 1.80 0.04 0.07 57.19 12:50:08 4 38.45 0.00 1.73 0.05 0.07 59.70 12:50:08 5 37.10 0.00 1.71 0.03 0.07 61.10 12:50:08 6 37.73 0.00 1.41 0.04 0.07 60.76 12:50:08 7 39.12 0.00 1.78 0.18 0.07 58.85 13:00:08 all 33.31 0.00 1.62 0.34 0.07 64.66 13:00:08 0 31.67 0.00 1.63 0.49 0.07 66.14 13:00:08 1 35.65 0.00 1.72 0.46 0.07 62.10 13:00:08 2 33.84 0.00 1.59 0.18 0.07 64.31 13:00:08 3 32.92 0.00 1.69 0.24 0.07 65.09 13:00:08 4 31.99 0.00 1.54 0.72 0.07 65.68 13:00:08 5 35.62 0.00 1.50 0.15 0.07 62.67 13:00:08 6 33.65 0.00 1.83 0.09 0.07 64.36 13:00:08 7 31.14 0.00 1.43 0.41 0.07 66.95 Average: all 37.24 0.00 1.69 0.16 0.07 60.84 Average: 0 34.58 0.00 1.71 0.22 0.08 63.42 Average: 1 38.62 0.00 1.78 0.25 0.08 59.27 Average: 2 38.74 0.00 1.74 0.08 0.08 59.36 Average: 3 39.53 0.00 1.77 0.10 0.08 58.53 Average: 4 36.83 0.00 1.57 0.27 0.07 61.26 Average: 5 37.65 0.00 1.66 0.07 0.07 60.55 Average: 6 35.30 0.00 1.59 0.07 0.07 62.97 Average: 7 36.66 0.00 1.67 0.21 0.07 61.39