---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-9511 5.15.0-168-generic #178-Ubuntu SMP Fri Jan 9 19:05:03 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 884 24922 4 6285 30739 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:9a:e0:51 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.229/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83839sec preferred_lft 83839sec inet6 fe80::f816:3eff:fe9a:e051/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 52:b1:72:3e:d6:52 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 5.15.0-168-generic (prd-ubuntu2204-docker-8c-8g-9511) 02/11/26 _x86_64_ (8 CPU) 13:01:19 LINUX RESTART (8 CPU) 13:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:20:00 28.13 0.15 24.50 3.48 5.73 2994.56 6812.01 13:30:00 37.05 0.01 32.41 4.63 0.09 3061.12 9284.28 13:40:00 44.17 0.14 24.94 19.10 6.56 6965.08 519786.12 Average: 36.45 0.10 27.28 9.07 4.13 4340.25 178627.47 13:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:20:00 25306440 28956760 3350504 10.20 169180 3707340 3391148 10.00 842632 6252116 21656 13:30:00 24777512 29094748 3207736 9.76 209272 4277636 3323112 9.80 992316 6574632 112976 13:40:00 25695308 31637604 657932 2.00 231184 5817616 1229704 3.63 1596356 4944004 44 Average: 25259753 29896371 2405391 7.32 203212 4600864 2647988 7.81 1143768 5923584 44892 13:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:20:00 lo 1281.84 1281.84 1219.25 1219.25 0.00 0.00 0.00 0.00 13:20:00 ens3 63.41 45.38 24.65 16.78 0.00 0.00 0.00 0.00 13:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:00 lo 2150.59 2150.59 2048.30 2048.30 0.00 0.00 0.00 0.00 13:30:00 ens3 56.60 39.03 18.04 15.20 0.00 0.00 0.00 0.00 13:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:00 lo 1211.51 1211.51 1147.14 1147.14 0.00 0.00 0.00 0.00 13:40:00 ens3 80.61 73.43 199.37 184.18 0.00 0.00 0.00 0.00 13:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1547.98 1547.98 1471.56 1471.56 0.00 0.00 0.00 0.00 Average: ens3 66.87 52.61 80.69 72.05 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 5.15.0-168-generic (prd-ubuntu2204-docker-8c-8g-9511) 02/11/26 _x86_64_ (8 CPU) 13:01:19 LINUX RESTART (8 CPU) 13:10:00 CPU %user %nice %system %iowait %steal %idle 13:20:00 all 38.14 0.00 1.59 0.18 0.08 60.01 13:20:00 0 36.40 0.00 1.60 0.14 0.09 61.78 13:20:00 1 35.59 0.00 1.67 0.13 0.08 62.54 13:20:00 2 37.83 0.00 1.57 0.31 0.08 60.21 13:20:00 3 42.71 0.00 1.84 0.15 0.08 55.23 13:20:00 4 40.06 0.00 1.35 0.17 0.08 58.35 13:20:00 5 38.38 0.00 1.74 0.25 0.08 59.56 13:20:00 6 37.82 0.00 1.43 0.17 0.07 60.51 13:20:00 7 36.32 0.00 1.52 0.17 0.07 61.92 13:30:00 all 35.48 0.00 1.80 0.71 0.08 61.93 13:30:00 0 30.94 0.00 1.57 1.76 0.08 65.65 13:30:00 1 36.51 0.00 1.92 0.25 0.08 61.23 13:30:00 2 38.82 0.00 1.86 0.11 0.09 59.13 13:30:00 3 35.24 0.00 2.06 0.27 0.08 62.34 13:30:00 4 37.05 0.00 1.72 0.17 0.08 60.98 13:30:00 5 35.93 0.00 1.62 2.66 0.08 59.70 13:30:00 6 33.26 0.00 1.69 0.28 0.08 64.69 13:30:00 7 36.07 0.00 1.93 0.22 0.09 61.69 13:40:00 all 26.34 0.00 1.37 1.66 0.08 70.55 13:40:00 0 25.00 0.00 1.39 2.36 0.09 71.16 13:40:00 1 30.80 0.00 1.34 0.60 0.10 67.16 13:40:00 2 29.45 0.00 1.70 1.37 0.08 67.41 13:40:00 3 24.22 0.00 1.28 0.61 0.08 73.82 13:40:00 4 22.65 0.00 1.48 1.31 0.08 74.47 13:40:00 5 22.86 0.00 1.20 5.72 0.09 70.13 13:40:00 6 33.00 0.00 1.32 0.66 0.08 64.93 13:40:00 7 22.75 0.00 1.21 0.68 0.08 75.29 Average: all 33.32 0.00 1.58 0.85 0.08 64.16 Average: 0 30.78 0.00 1.52 1.42 0.08 66.19 Average: 1 34.30 0.00 1.64 0.32 0.09 63.65 Average: 2 35.37 0.00 1.71 0.59 0.08 62.25 Average: 3 34.05 0.00 1.73 0.34 0.08 63.80 Average: 4 33.25 0.00 1.52 0.55 0.08 64.60 Average: 5 32.39 0.00 1.52 2.88 0.08 63.13 Average: 6 34.70 0.00 1.48 0.37 0.08 63.37 Average: 7 31.72 0.00 1.55 0.35 0.08 66.30