---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-10795 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 910 24627 4 6554 30714 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:17:6c:92 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.74/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83990sec preferred_lft 83990sec inet6 fe80::f816:3eff:fe17:6c92/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c6:e9:d8:dd:41:61 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-10795) 02/15/26 _x86_64_ (8 CPU) 12:59:31 LINUX RESTART (8 CPU) 13:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:10:01 70.67 16.85 50.77 3.05 997.14 6190.10 31417.36 13:20:20 28.24 0.13 24.46 3.65 5.41 2411.63 5837.99 13:30:21 34.22 0.01 30.15 4.06 0.16 3199.61 9212.31 Average: 44.22 5.61 35.02 3.59 331.07 3918.82 15394.92 13:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:10:01 26362032 29954260 2355104 7.17 154096 3676988 3014848 8.89 853600 5222812 99564 13:20:20 25015692 29001800 3302572 10.05 184064 3998380 3736924 11.02 974916 6385228 11516 13:30:21 24446460 29082920 3217364 9.79 222212 4556308 3134572 9.24 1136104 6735292 34056 Average: 25274728 29346327 2958347 9.00 186791 4077225 3295448 9.72 988207 6114444 48379 13:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:10:01 lo 801.11 801.11 762.90 762.90 0.00 0.00 0.00 0.00 13:10:01 ens3 152.16 113.25 1311.19 23.87 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 13:20:20 lo 1400.55 1400.55 1332.52 1332.52 0.00 0.00 0.00 0.00 13:20:20 ens3 47.62 34.80 20.67 14.09 0.00 0.00 0.00 0.00 13:20:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:21 lo 1664.43 1664.43 1584.06 1584.06 0.00 0.00 0.00 0.00 13:30:21 ens3 56.68 41.10 20.05 15.95 0.00 0.00 0.00 0.00 13:30:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1289.68 1289.68 1227.42 1227.42 0.00 0.00 0.00 0.00 Average: ens3 85.12 62.78 446.49 17.93 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-10795) 02/15/26 _x86_64_ (8 CPU) 12:59:31 LINUX RESTART (8 CPU) 13:00:00 CPU %user %nice %system %iowait %steal %idle 13:10:01 all 21.74 0.04 1.15 0.26 0.05 76.77 13:10:01 0 24.23 0.01 1.14 0.21 0.05 74.36 13:10:01 1 21.95 0.00 0.99 0.07 0.05 76.93 13:10:01 2 20.23 0.00 1.22 0.14 0.05 78.35 13:10:01 3 24.29 0.29 1.14 0.34 0.05 73.89 13:10:01 4 21.43 0.00 1.12 0.52 0.05 76.89 13:10:01 5 23.34 0.00 1.20 0.22 0.05 75.19 13:10:01 6 16.88 0.03 1.01 0.48 0.05 81.55 13:10:01 7 21.53 0.00 1.35 0.12 0.04 76.96 13:20:20 all 35.23 0.00 1.48 0.09 0.07 63.13 13:20:20 0 32.25 0.00 1.30 0.08 0.06 66.31 13:20:20 1 36.90 0.00 1.78 0.10 0.07 61.15 13:20:20 2 37.39 0.00 1.63 0.09 0.07 60.82 13:20:20 3 36.43 0.00 1.37 0.06 0.07 62.07 13:20:20 4 36.11 0.00 1.50 0.08 0.07 62.24 13:20:20 5 35.02 0.00 1.44 0.20 0.07 63.26 13:20:20 6 33.99 0.00 1.41 0.05 0.06 64.49 13:20:20 7 33.77 0.00 1.41 0.08 0.07 64.67 13:30:21 all 38.29 0.00 1.70 0.12 0.07 59.81 13:30:21 0 37.23 0.00 1.86 0.32 0.08 60.51 13:30:21 1 39.31 0.00 1.92 0.11 0.07 58.58 13:30:21 2 41.47 0.00 1.80 0.07 0.07 56.58 13:30:21 3 34.80 0.00 1.62 0.07 0.07 63.44 13:30:21 4 39.96 0.00 1.81 0.17 0.07 58.00 13:30:21 5 38.82 0.00 1.37 0.14 0.08 59.59 13:30:21 6 36.75 0.00 1.50 0.05 0.07 61.62 13:30:21 7 37.96 0.00 1.72 0.07 0.07 60.18 Average: all 31.78 0.01 1.44 0.16 0.06 66.54 Average: 0 31.24 0.00 1.43 0.20 0.06 67.06 Average: 1 32.76 0.00 1.57 0.09 0.06 65.52 Average: 2 33.07 0.00 1.55 0.10 0.07 65.21 Average: 3 31.89 0.09 1.38 0.15 0.06 66.43 Average: 4 32.52 0.00 1.48 0.25 0.07 65.68 Average: 5 32.41 0.00 1.34 0.19 0.06 66.00 Average: 6 29.25 0.01 1.31 0.19 0.06 69.18 Average: 7 31.11 0.00 1.49 0.09 0.06 67.25