---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-25777 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 890 25067 4 6134 30734 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:69:ee:0b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.146/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83779sec preferred_lft 83779sec inet6 fe80::f816:3eff:fe69:ee0b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 06:1f:3f:ef:09:62 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-25777) 03/02/26 _x86_64_ (8 CPU) 22:09:19 LINUX RESTART (8 CPU) 22:10:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 22:20:01 51.89 3.45 31.21 17.24 178.06 5046.81 525472.99 22:30:08 27.24 0.14 23.55 3.55 5.65 2374.81 11430.77 22:40:08 35.87 0.00 31.33 4.54 0.07 3284.31 14453.59 22:50:08 28.58 0.14 24.83 3.61 6.44 6420.72 8651.88 Average: 35.82 0.92 27.71 7.19 47.04 4273.55 138461.48 22:10:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:20:01 26282696 29371140 2942148 8.95 145148 3205160 3542100 10.45 633896 5537448 49272 22:30:08 25667060 29189104 3119348 9.49 174620 3566908 3594976 10.60 746440 5996692 11124 22:40:08 25107344 29264964 3039392 9.25 214804 4106668 2972944 8.77 903968 6341164 42352 22:50:08 25848096 31634716 662296 2.02 235396 5652080 1224508 3.61 1490172 4890836 4 Average: 25726299 29864981 2440796 7.43 192492 4132704 2833632 8.36 943619 5691535 25688 22:10:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:20:01 lo 835.23 835.23 795.37 795.37 0.00 0.00 0.00 0.00 22:20:01 ens3 122.19 95.81 969.24 20.73 0.00 0.00 0.00 0.00 22:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:30:08 lo 1340.13 1340.13 1274.79 1274.79 0.00 0.00 0.00 0.00 22:30:08 ens3 49.64 36.61 21.25 13.77 0.00 0.00 0.00 0.00 22:30:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:40:08 lo 1724.79 1724.79 1641.72 1641.72 0.00 0.00 0.00 0.00 22:40:08 ens3 54.64 39.91 19.15 16.20 0.00 0.00 0.00 0.00 22:40:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:50:08 lo 841.62 841.62 788.42 788.42 0.00 0.00 0.00 0.00 22:50:08 ens3 93.83 89.17 192.32 289.43 0.00 0.00 0.00 0.00 22:50:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1186.97 1186.97 1126.53 1126.53 0.00 0.00 0.00 0.00 Average: ens3 79.86 65.20 297.64 85.00 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-25777) 03/02/26 _x86_64_ (8 CPU) 22:09:19 LINUX RESTART (8 CPU) 22:10:08 CPU %user %nice %system %iowait %steal %idle 22:20:01 all 24.48 0.00 1.17 0.13 0.05 74.17 22:20:01 0 25.35 0.00 1.14 0.05 0.05 73.40 22:20:01 1 26.52 0.00 1.26 0.10 0.06 72.06 22:20:01 2 25.14 0.00 1.12 0.18 0.05 73.52 22:20:01 3 26.23 0.00 1.39 0.11 0.05 72.22 22:20:01 4 22.36 0.00 1.10 0.04 0.05 76.46 22:20:01 5 22.27 0.00 0.93 0.05 0.05 76.70 22:20:01 6 23.46 0.00 1.19 0.07 0.05 75.23 22:20:01 7 24.52 0.00 1.20 0.46 0.05 73.77 22:30:08 all 34.82 0.00 1.50 0.06 0.07 63.54 22:30:08 0 34.40 0.00 1.36 0.04 0.07 64.13 22:30:08 1 33.01 0.00 1.51 0.04 0.07 65.36 22:30:08 2 36.11 0.00 1.66 0.05 0.08 62.10 22:30:08 3 37.13 0.00 1.59 0.03 0.08 61.18 22:30:08 4 34.38 0.00 1.54 0.06 0.07 63.96 22:30:08 5 34.20 0.00 1.50 0.07 0.07 64.16 22:30:08 6 35.37 0.00 1.44 0.11 0.07 63.01 22:30:08 7 34.00 0.00 1.43 0.09 0.07 64.42 22:40:08 all 40.18 0.00 1.88 0.10 0.08 57.76 22:40:08 0 38.17 0.00 1.97 0.07 0.08 59.71 22:40:08 1 42.45 0.00 2.01 0.07 0.08 55.40 22:40:08 2 41.59 0.00 1.93 0.09 0.08 56.31 22:40:08 3 39.24 0.00 1.97 0.04 0.08 58.67 22:40:08 4 42.25 0.00 2.08 0.12 0.08 55.48 22:40:08 5 40.56 0.00 1.82 0.24 0.08 57.31 22:40:08 6 38.91 0.00 1.54 0.06 0.08 59.41 22:40:08 7 38.25 0.00 1.76 0.09 0.08 59.83 22:50:08 all 25.47 0.00 1.21 0.24 0.06 73.02 22:50:08 0 21.52 0.00 0.97 0.03 0.06 77.42 22:50:08 1 28.34 0.00 1.35 0.60 0.06 69.65 22:50:08 2 27.64 0.00 1.49 0.05 0.06 70.76 22:50:08 3 27.31 0.00 1.33 0.38 0.07 70.92 22:50:08 4 26.37 0.00 1.39 0.10 0.07 72.07 22:50:08 5 21.62 0.00 1.00 0.28 0.06 77.04 22:50:08 6 28.24 0.00 1.12 0.28 0.06 70.30 22:50:08 7 22.72 0.00 1.05 0.17 0.07 76.00 Average: all 31.27 0.00 1.44 0.13 0.07 67.09 Average: 0 29.88 0.00 1.36 0.05 0.07 68.64 Average: 1 32.60 0.00 1.53 0.20 0.07 65.60 Average: 2 32.65 0.00 1.55 0.09 0.07 65.64 Average: 3 32.50 0.00 1.57 0.14 0.07 65.72 Average: 4 31.37 0.00 1.53 0.08 0.07 66.96 Average: 5 29.70 0.00 1.31 0.16 0.07 68.77 Average: 6 31.53 0.00 1.32 0.13 0.06 66.95 Average: 7 29.89 0.00 1.36 0.20 0.07 68.48