---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-25770 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: 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 948 24947 4 6197 30676 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:92:c1:c9 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.45/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83761sec preferred_lft 83761sec inet6 fe80::f816:3eff:fe92:c1c9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 32:f6:6d:da:26:06 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-25770) 03/02/26 _x86_64_ (8 CPU) 21:22:32 LINUX RESTART (8 CPU) 21:30:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:40:00 41.73 0.16 23.48 18.09 6.80 2820.03 518455.64 21:50:00 33.01 0.00 28.51 4.50 0.04 2588.36 20319.53 22:00:00 32.59 0.01 28.62 3.96 0.13 3113.37 10819.66 Average: 35.78 0.06 26.87 8.85 2.32 2840.58 183196.47 21:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:40:00 26114180 29593588 2714664 8.26 170020 3536664 2654704 7.83 725616 5548268 10436 21:50:00 25552996 29533892 2770884 8.43 201584 3961392 2781032 8.20 853720 5962804 77392 22:00:00 24835472 29360588 2939940 8.95 226512 4443952 2903536 8.56 996036 6503040 44964 Average: 25500883 29496023 2808496 8.55 199372 3980669 2779757 8.20 858457 6004704 44264 21:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:40:00 lo 1194.79 1194.79 1136.19 1136.19 0.00 0.00 0.00 0.00 21:40:00 ens3 48.08 36.83 23.33 15.73 0.00 0.00 0.00 0.00 21:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:50:00 lo 1731.50 1731.50 1648.64 1648.64 0.00 0.00 0.00 0.00 21:50:00 ens3 50.24 34.18 18.90 14.01 0.00 0.00 0.00 0.00 21:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:00:00 lo 1438.66 1438.66 1368.90 1368.90 0.00 0.00 0.00 0.00 22:00:00 ens3 62.26 41.26 21.77 16.64 0.00 0.00 0.00 0.00 22:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1454.98 1454.98 1384.58 1384.58 0.00 0.00 0.00 0.00 Average: ens3 53.53 37.42 21.33 15.46 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-25770) 03/02/26 _x86_64_ (8 CPU) 21:22:32 LINUX RESTART (8 CPU) 21:30:00 CPU %user %nice %system %iowait %steal %idle 21:40:00 all 39.85 0.00 1.82 0.11 0.10 58.12 21:40:00 0 32.88 0.00 1.73 0.23 0.09 65.06 21:40:00 1 40.56 0.00 1.92 0.05 0.10 57.37 21:40:00 2 43.37 0.00 1.99 0.06 0.10 54.48 21:40:00 3 39.64 0.00 1.72 0.08 0.10 58.46 21:40:00 4 42.96 0.00 2.07 0.22 0.11 54.64 21:40:00 5 42.83 0.00 1.97 0.16 0.10 54.94 21:40:00 6 38.01 0.00 1.54 0.03 0.10 60.33 21:40:00 7 38.54 0.00 1.58 0.09 0.10 59.69 21:50:00 all 35.90 0.00 1.79 0.12 0.10 62.09 21:50:00 0 31.76 0.00 1.62 0.06 0.09 66.46 21:50:00 1 34.31 0.00 1.62 0.14 0.10 63.84 21:50:00 2 37.29 0.00 2.15 0.09 0.10 60.38 21:50:00 3 39.56 0.00 1.92 0.06 0.10 58.36 21:50:00 4 37.27 0.00 1.67 0.09 0.10 60.87 21:50:00 5 35.88 0.00 1.79 0.16 0.10 62.07 21:50:00 6 36.66 0.00 1.71 0.05 0.10 61.48 21:50:00 7 34.45 0.00 1.87 0.35 0.10 63.23 22:00:00 all 36.01 0.00 1.79 0.10 0.10 62.00 22:00:00 0 35.20 0.00 1.76 0.24 0.10 62.70 22:00:00 1 34.91 0.00 1.76 0.05 0.10 63.18 22:00:00 2 36.80 0.00 2.24 0.19 0.10 60.66 22:00:00 3 35.31 0.00 1.70 0.06 0.10 62.83 22:00:00 4 39.64 0.00 1.80 0.04 0.10 58.41 22:00:00 5 33.13 0.00 1.38 0.05 0.09 65.35 22:00:00 6 37.68 0.00 1.84 0.05 0.10 60.34 22:00:00 7 35.43 0.00 1.81 0.12 0.09 62.55 Average: all 37.25 0.00 1.80 0.11 0.10 60.74 Average: 0 33.28 0.00 1.70 0.18 0.10 64.74 Average: 1 36.59 0.00 1.77 0.08 0.10 61.46 Average: 2 39.15 0.00 2.13 0.11 0.10 58.51 Average: 3 38.17 0.00 1.78 0.07 0.10 59.88 Average: 4 39.95 0.00 1.85 0.12 0.10 57.98 Average: 5 37.28 0.00 1.71 0.12 0.10 60.79 Average: 6 37.45 0.00 1.69 0.04 0.10 60.72 Average: 7 36.14 0.00 1.75 0.18 0.10 61.83