---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-2219 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 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: 5599.86 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 25011 4 6196 30740 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:2f:bb:72 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.138/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83946sec preferred_lft 83946sec inet6 fe80::f816:3eff:fe2f:bb72/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4e:94:6a:d1:35:c5 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 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-2219) 04/12/26 _x86_64_ (8 CPU) 02:31:57 LINUX RESTART (8 CPU) 02:40:12 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:50:00 28.76 0.15 24.80 3.81 5.81 2287.44 10123.57 03:00:01 50.05 0.01 30.74 19.30 0.21 3347.35 517262.05 03:10:01 27.60 0.30 23.85 3.45 11.75 6232.60 19331.57 Average: 35.52 0.15 26.48 8.89 5.92 3966.94 183544.28 02:40:12 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:50:00 25400556 29032092 3276244 9.97 174564 3672420 3249384 9.58 744308 6268320 26720 03:00:01 25033972 29328976 2974364 9.05 214424 4240872 2913852 8.59 914872 6400968 45952 03:10:01 25798908 31650596 646164 1.97 235564 5715896 1214940 3.58 1479220 4957632 220 Average: 25411145 30003888 2298924 7.00 208184 4543063 2459392 7.25 1046133 5875640 24297 02:40:12 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:50:00 lo 1567.39 1567.39 1492.37 1492.37 0.00 0.00 0.00 0.00 02:50:00 ens3 34.58 28.44 17.08 12.78 0.00 0.00 0.00 0.00 02:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:00:01 lo 1766.81 1766.81 1682.53 1682.53 0.00 0.00 0.00 0.00 03:00:01 ens3 53.39 38.92 20.35 16.24 0.00 0.00 0.00 0.00 03:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:10:01 lo 872.43 872.43 818.63 818.63 0.00 0.00 0.00 0.00 03:10:01 ens3 93.81 86.11 186.09 288.26 0.00 0.00 0.00 0.00 03:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1401.23 1401.23 1330.21 1330.21 0.00 0.00 0.00 0.00 Average: ens3 60.77 51.31 74.87 106.36 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 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-2219) 04/12/26 _x86_64_ (8 CPU) 02:31:57 LINUX RESTART (8 CPU) 02:40:12 CPU %user %nice %system %iowait %steal %idle 02:50:00 all 36.09 0.00 1.49 0.05 0.06 62.31 02:50:00 0 36.97 0.00 1.53 0.03 0.07 61.40 02:50:00 1 35.67 0.00 1.38 0.10 0.07 62.79 02:50:00 2 37.87 0.00 1.68 0.04 0.06 60.35 02:50:00 3 35.91 0.00 1.16 0.03 0.06 62.84 02:50:00 4 33.61 0.00 1.36 0.03 0.06 64.95 02:50:00 5 39.13 0.00 1.60 0.08 0.06 59.13 02:50:00 6 34.55 0.00 1.79 0.05 0.06 63.55 02:50:00 7 35.01 0.00 1.39 0.03 0.06 63.50 03:00:01 all 38.75 0.00 1.84 0.08 0.07 59.25 03:00:01 0 40.54 0.00 1.93 0.17 0.07 57.28 03:00:01 1 39.32 0.00 1.84 0.09 0.08 58.67 03:00:01 2 41.79 0.00 2.21 0.05 0.08 55.87 03:00:01 3 36.56 0.00 1.73 0.10 0.07 61.54 03:00:01 4 34.56 0.00 1.92 0.06 0.07 63.39 03:00:01 5 39.66 0.00 1.65 0.04 0.07 58.57 03:00:01 6 38.72 0.00 1.76 0.09 0.07 59.36 03:00:01 7 38.86 0.00 1.70 0.03 0.07 59.34 03:10:01 all 25.16 0.00 1.21 0.21 0.07 73.36 03:10:01 0 23.24 0.00 1.13 0.08 0.07 75.48 03:10:01 1 30.75 0.00 1.44 0.10 0.08 67.64 03:10:01 2 26.21 0.00 1.47 0.03 0.07 72.23 03:10:01 3 16.19 0.00 1.08 0.40 0.06 82.26 03:10:01 4 24.57 0.00 1.00 0.02 0.07 74.34 03:10:01 5 23.80 0.00 1.02 0.95 0.06 74.17 03:10:01 6 29.30 0.00 1.12 0.03 0.07 69.48 03:10:01 7 27.27 0.00 1.40 0.04 0.07 71.22 Average: all 33.31 0.00 1.51 0.11 0.07 64.99 Average: 0 33.56 0.00 1.53 0.10 0.07 64.74 Average: 1 35.24 0.00 1.55 0.10 0.07 63.03 Average: 2 35.27 0.00 1.79 0.04 0.07 62.83 Average: 3 29.49 0.00 1.32 0.18 0.07 68.94 Average: 4 30.89 0.00 1.42 0.04 0.07 67.58 Average: 5 34.16 0.00 1.42 0.36 0.07 63.99 Average: 6 34.19 0.00 1.56 0.06 0.06 64.14 Average: 7 33.70 0.00 1.50 0.03 0.07 64.70