---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-19833 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 926 24804 4 6361 30697 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:2c:04:16 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.34/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83884sec preferred_lft 83884sec inet6 fe80::f816:3eff:fe2c:416/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c6:e4:f5:7a:31:ae 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-19833) 05/25/26 _x86_64_ (8 CPU) 08:57:51 LINUX RESTART (8 CPU) 09:00:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:10:03 28.46 3.43 22.62 2.40 178.05 5154.57 6667.20 09:20:03 44.68 0.13 25.66 18.88 5.52 2329.53 520396.61 09:30:03 32.72 0.01 28.75 3.97 0.07 3173.67 14881.88 Average: 35.29 1.19 25.68 8.42 61.21 3552.59 180648.57 09:00:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:10:03 26340188 29757408 2554772 7.77 152840 3502332 2766632 8.16 662196 5439960 48924 09:20:03 25415296 29239744 3067528 9.33 185248 3837980 3036984 8.96 782932 6183904 35800 09:30:03 24077556 28641140 3660624 11.14 216124 4491680 3590888 10.59 949032 7302276 172972 Average: 25277680 29212764 3094308 9.42 184737 3943997 3131501 9.23 798053 6308713 85899 09:00:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:10:03 lo 858.71 858.71 817.47 817.47 0.00 0.00 0.00 0.00 09:10:03 ens3 118.91 90.78 891.34 22.06 0.00 0.00 0.00 0.00 09:10:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:03 lo 1627.84 1627.84 1549.85 1549.85 0.00 0.00 0.00 0.00 09:20:03 ens3 44.02 31.09 17.20 12.11 0.00 0.00 0.00 0.00 09:20:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:03 lo 1639.88 1639.88 1561.38 1561.38 0.00 0.00 0.00 0.00 09:30:03 ens3 53.34 36.42 19.31 15.09 0.00 0.00 0.00 0.00 09:30:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1375.48 1375.48 1309.57 1309.57 0.00 0.00 0.00 0.00 Average: ens3 72.09 52.77 309.28 16.42 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-19833) 05/25/26 _x86_64_ (8 CPU) 08:57:51 LINUX RESTART (8 CPU) 09:00:03 CPU %user %nice %system %iowait %steal %idle 09:10:03 all 36.31 0.00 1.71 0.22 0.16 61.59 09:10:03 0 35.42 0.00 1.37 0.08 0.15 62.97 09:10:03 1 39.37 0.00 2.16 0.26 0.16 58.05 09:10:03 2 37.10 0.00 1.90 0.10 0.17 60.74 09:10:03 3 34.02 0.00 1.53 0.11 0.16 64.19 09:10:03 4 39.78 0.00 2.01 0.61 0.15 57.44 09:10:03 5 34.16 0.00 1.65 0.11 0.17 63.91 09:10:03 6 37.23 0.00 1.71 0.19 0.17 60.70 09:10:03 7 33.45 0.00 1.36 0.32 0.14 64.73 09:20:03 all 38.18 0.00 1.64 0.19 0.25 59.75 09:20:03 0 34.88 0.00 1.53 0.22 0.29 63.07 09:20:03 1 41.61 0.00 1.81 0.14 0.24 56.19 09:20:03 2 34.75 0.00 1.79 0.48 0.27 62.70 09:20:03 3 39.75 0.00 1.65 0.25 0.32 58.03 09:20:03 4 35.70 0.00 1.65 0.22 0.17 62.25 09:20:03 5 37.78 0.00 1.41 0.06 0.23 60.52 09:20:03 6 40.60 0.00 1.44 0.04 0.14 57.79 09:20:03 7 40.33 0.00 1.82 0.13 0.32 57.39 09:30:03 all 38.13 0.00 1.83 0.27 0.17 59.61 09:30:03 0 35.37 0.00 1.95 0.17 0.18 62.33 09:30:03 1 34.81 0.00 1.94 0.05 0.17 63.03 09:30:03 2 39.08 0.00 1.85 0.08 0.16 58.84 09:30:03 3 41.70 0.00 1.97 0.11 0.16 56.07 09:30:03 4 36.65 0.00 1.75 0.35 0.18 61.06 09:30:03 5 37.65 0.00 1.84 0.20 0.16 60.15 09:30:03 6 38.30 0.00 1.67 1.16 0.15 58.71 09:30:03 7 41.45 0.00 1.64 0.07 0.16 56.69 Average: all 37.54 0.00 1.73 0.23 0.19 60.32 Average: 0 35.22 0.00 1.62 0.16 0.21 62.79 Average: 1 38.60 0.00 1.97 0.15 0.19 59.09 Average: 2 36.97 0.00 1.85 0.22 0.20 60.76 Average: 3 38.49 0.00 1.71 0.15 0.21 59.43 Average: 4 37.38 0.00 1.81 0.39 0.17 60.25 Average: 5 36.53 0.00 1.63 0.13 0.19 61.53 Average: 6 38.71 0.00 1.61 0.46 0.16 59.07 Average: 7 38.41 0.00 1.61 0.17 0.21 59.60