---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-39349 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: 5600.00 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 883 24831 4 6377 30741 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:52:1f:ad brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.150/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83915sec preferred_lft 83915sec inet6 fe80::f816:3eff:fe52:1fad/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether f2:67:f8:1a:44:3a 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-39349) 07/27/26 _x86_64_ (8 CPU) 12:59:32 LINUX RESTART (8 CPU) 13:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:10:01 65.51 10.57 52.15 2.80 1408.49 6926.68 11304.62 13:20:07 44.80 0.15 26.06 18.59 5.57 2350.91 515009.90 13:30:07 30.26 0.01 26.57 3.69 0.07 2995.61 12023.21 13:40:07 23.99 0.15 20.88 2.96 10.29 6225.56 11515.57 Average: 41.15 2.71 31.40 7.04 355.14 4618.59 138465.93 13:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:10:01 26660472 30018076 2294412 6.98 147936 3453908 3075320 9.07 644200 5141640 10816 13:20:07 24802192 28627892 3679212 11.20 182788 3842388 4054028 11.95 779168 6802208 40316 13:30:07 24369564 28849932 3452740 10.51 216496 4410920 4038960 11.91 919804 7042036 93080 13:40:07 25451092 31490340 805628 2.45 232608 5898480 1416000 4.18 1523132 5257632 10896 Average: 25320830 29746560 2557998 7.78 194957 4401424 3146077 9.28 966576 6060879 38777 13:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:10:01 lo 825.83 825.83 786.41 786.41 0.00 0.00 0.00 0.00 13:10:01 ens3 161.70 123.16 1151.19 28.40 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 13:20:07 lo 1596.96 1596.96 1520.43 1520.43 0.00 0.00 0.00 0.00 13:20:07 ens3 52.27 36.36 19.32 13.89 0.00 0.00 0.00 0.00 13:20:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:07 lo 1479.17 1479.17 1408.33 1408.33 0.00 0.00 0.00 0.00 13:30:07 ens3 44.06 31.98 17.60 13.73 0.00 0.00 0.00 0.00 13:30:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:07 lo 657.15 657.15 607.79 607.79 0.00 0.00 0.00 0.00 13:40:07 ens3 134.78 133.36 230.46 976.11 0.00 0.00 0.00 0.00 13:40:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1141.00 1141.00 1081.91 1081.91 0.00 0.00 0.00 0.00 Average: ens3 98.08 81.09 353.73 257.40 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-39349) 07/27/26 _x86_64_ (8 CPU) 12:59:32 LINUX RESTART (8 CPU) 13:00:01 CPU %user %nice %system %iowait %steal %idle 13:10:01 all 30.23 0.00 1.44 0.23 0.08 68.02 13:10:01 0 27.31 0.00 0.94 0.09 0.07 71.59 13:10:01 1 34.20 0.00 1.21 0.16 0.08 64.36 13:10:01 2 36.85 0.00 1.74 0.25 0.09 61.07 13:10:01 3 27.03 0.00 1.55 0.49 0.08 70.84 13:10:01 4 33.30 0.00 1.50 0.07 0.08 65.05 13:10:01 5 24.96 0.00 1.65 0.12 0.07 73.21 13:10:01 6 27.83 0.00 1.27 0.17 0.08 70.65 13:10:01 7 30.37 0.00 1.62 0.51 0.08 67.42 13:20:07 all 34.22 0.00 1.63 0.18 0.08 63.89 13:20:07 0 32.99 0.00 1.93 0.05 0.08 64.96 13:20:07 1 34.81 0.00 1.60 0.10 0.08 63.40 13:20:07 2 37.03 0.00 1.57 0.08 0.08 61.24 13:20:07 3 32.46 0.00 1.78 0.30 0.08 65.37 13:20:07 4 34.35 0.00 1.55 0.30 0.08 63.72 13:20:07 5 33.62 0.00 1.64 0.06 0.09 64.59 13:20:07 6 33.25 0.00 1.53 0.32 0.08 64.82 13:20:07 7 35.26 0.00 1.46 0.19 0.09 62.99 13:30:07 all 34.71 0.00 1.69 0.21 0.09 63.31 13:30:07 0 33.13 0.00 1.72 0.08 0.08 64.99 13:30:07 1 35.55 0.00 1.91 0.17 0.09 62.28 13:30:07 2 35.39 0.00 1.68 0.25 0.09 62.60 13:30:07 3 35.43 0.00 1.54 0.55 0.10 62.37 13:30:07 4 33.68 0.00 1.51 0.28 0.09 64.44 13:30:07 5 36.65 0.00 1.86 0.11 0.09 61.29 13:30:07 6 32.12 0.00 1.39 0.18 0.09 66.22 13:30:07 7 35.71 0.00 1.88 0.08 0.09 62.24 13:40:07 all 19.91 0.00 1.04 0.24 0.06 78.74 13:40:07 0 24.22 0.00 1.66 0.04 0.06 74.01 13:40:07 1 22.17 0.00 1.07 0.16 0.06 76.54 13:40:07 2 26.28 0.00 1.24 0.17 0.07 72.24 13:40:07 3 12.09 0.00 1.01 0.12 0.05 86.73 13:40:07 4 16.16 0.00 0.90 0.34 0.05 82.55 13:40:07 5 17.81 0.00 0.70 0.39 0.06 81.04 13:40:07 6 18.88 0.00 0.80 0.28 0.06 79.98 13:40:07 7 21.68 0.00 0.96 0.44 0.06 76.86 Average: all 29.78 0.00 1.45 0.22 0.08 68.48 Average: 0 29.42 0.00 1.56 0.07 0.07 68.88 Average: 1 31.69 0.00 1.45 0.15 0.08 66.64 Average: 2 33.89 0.00 1.56 0.19 0.08 64.28 Average: 3 26.76 0.00 1.47 0.37 0.08 71.32 Average: 4 29.39 0.00 1.37 0.25 0.08 68.93 Average: 5 28.27 0.00 1.46 0.17 0.08 70.02 Average: 6 28.03 0.00 1.25 0.24 0.07 70.40 Average: 7 30.77 0.00 1.48 0.31 0.08 67.37