---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-22588 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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): 4 On-line CPU(s) list: 0-3 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): 4 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: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 18G 61G 23% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 688 12440 3 2860 14958 Swap: 1023 19 1004 ---> 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:71:66:eb brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.105/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80521sec preferred_lft 80521sec inet6 fe80::f816:3eff:fe71:66eb/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 22:39:93:94:b6:99 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 inet6 fe80::2039:93ff:fe94:b699/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-22588) 06/02/26 _x86_64_ (4 CPU) 12:10:40 LINUX RESTART (4 CPU) 12:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:30:10 95.23 27.15 50.65 17.42 591.90 4999.33 214614.54 12:40:10 26.63 2.39 23.22 1.03 40.40 762.37 1177.25 12:50:01 16.26 0.26 15.34 0.66 14.30 362.69 555.08 13:00:10 4.48 0.08 4.25 0.15 3.62 102.33 39.33 13:10:10 4.85 0.01 4.62 0.22 1.27 122.44 67.09 13:20:01 5.81 0.07 5.58 0.17 2.02 145.61 81.02 13:30:10 5.80 0.01 5.60 0.18 0.54 165.07 123.92 13:40:10 10.76 0.19 10.20 0.37 9.23 557.54 162.35 Average: 21.35 3.82 14.98 2.55 83.91 909.94 27478.70 12:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:30:10 3813912 5664964 10274724 62.75 263588 1695260 10984208 63.05 1299500 10806208 212 12:40:10 8004532 9967400 5974124 36.49 269564 1800192 6891008 39.55 1382124 6547320 252 12:50:01 9428272 11432824 4511768 27.56 272272 1839276 5298472 30.41 1392976 5118824 248 13:00:10 9563156 11579432 4365152 26.66 273020 1850252 5193532 29.81 1395424 4981700 184 13:10:10 8169744 10200444 5743600 35.08 273584 1864104 6670952 38.29 1397736 6379236 332 13:20:01 7991000 10038208 5905584 36.07 274112 1880084 6652488 38.19 1401592 6550448 372 13:30:10 9388432 11452868 4491820 27.43 274844 1896564 5288884 30.36 1404032 5148368 128 13:40:10 9142036 11333080 4611168 28.16 278852 2013152 5241252 30.08 1419872 5378340 416 Average: 8187636 10208652 5734742 35.03 272480 1854860 6527600 37.47 1386657 6363806 268 12:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:30:10 lo 36.01 36.01 24.37 24.37 0.00 0.00 0.00 0.00 12:30:10 ens3 2.48 2.36 0.77 0.66 0.00 0.00 0.00 0.00 12:30:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:10 lo 37.94 37.94 14.97 14.97 0.00 0.00 0.00 0.00 12:40:10 ens3 2.18 2.05 0.46 1.62 0.00 0.00 0.00 0.00 12:40:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:01 lo 20.07 20.07 10.57 10.57 0.00 0.00 0.00 0.00 12:50:01 ens3 0.78 0.68 0.16 0.13 0.00 0.00 0.00 0.00 12:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:10 lo 14.24 14.24 6.17 6.17 0.00 0.00 0.00 0.00 13:00:10 ens3 0.63 0.47 0.17 0.13 0.00 0.00 0.00 0.00 13:00:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:10:10 lo 21.25 21.25 8.38 8.38 0.00 0.00 0.00 0.00 13:10:10 ens3 0.47 0.29 0.12 0.08 0.00 0.00 0.00 0.00 13:10:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:01 lo 21.76 21.76 10.92 10.92 0.00 0.00 0.00 0.00 13:20:01 ens3 0.75 0.60 0.18 0.14 0.00 0.00 0.00 0.00 13:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:10 lo 15.10 15.10 8.51 8.51 0.00 0.00 0.00 0.00 13:30:10 ens3 0.67 0.52 0.16 0.12 0.00 0.00 0.00 0.00 13:30:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:10 lo 23.12 23.12 10.96 10.96 0.00 0.00 0.00 0.00 13:40:10 ens3 1.15 0.88 0.35 0.27 0.00 0.00 0.00 0.00 13:40:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 23.69 23.69 11.87 11.87 0.00 0.00 0.00 0.00 Average: ens3 1.14 0.98 0.30 0.39 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-22588) 06/02/26 _x86_64_ (4 CPU) 12:10:40 LINUX RESTART (4 CPU) 12:20:01 CPU %user %nice %system %iowait %steal %idle 12:30:10 all 62.72 0.00 2.45 0.19 0.13 34.50 12:30:10 0 63.58 0.00 2.26 0.10 0.14 33.93 12:30:10 1 62.78 0.00 2.48 0.20 0.13 34.40 12:30:10 2 61.28 0.00 2.50 0.26 0.13 35.83 12:30:10 3 63.23 0.00 2.57 0.22 0.14 33.84 12:40:10 all 36.87 0.00 1.46 0.09 0.13 61.45 12:40:10 0 36.18 0.00 1.46 0.05 0.13 62.18 12:40:10 1 37.43 0.00 1.42 0.07 0.14 60.95 12:40:10 2 36.08 0.00 1.60 0.13 0.14 62.06 12:40:10 3 37.81 0.00 1.36 0.10 0.13 60.61 12:50:01 all 25.00 0.00 0.86 0.05 0.12 73.97 12:50:01 0 25.40 0.00 0.97 0.02 0.11 73.50 12:50:01 1 24.14 0.00 0.78 0.06 0.13 74.89 12:50:01 2 25.71 0.00 0.95 0.08 0.13 73.14 12:50:01 3 24.74 0.00 0.72 0.05 0.12 74.36 13:00:10 all 7.34 0.00 0.37 0.02 0.11 92.16 13:00:10 0 7.31 0.00 0.37 0.03 0.09 92.20 13:00:10 1 6.81 0.00 0.40 0.01 0.13 92.65 13:00:10 2 7.69 0.00 0.34 0.02 0.11 91.83 13:00:10 3 7.55 0.00 0.35 0.02 0.10 91.98 13:10:10 all 8.70 0.00 0.33 0.03 0.10 90.84 13:10:10 0 8.55 0.00 0.32 0.01 0.10 91.02 13:10:10 1 8.82 0.00 0.34 0.08 0.11 90.65 13:10:10 2 8.52 0.00 0.31 0.03 0.11 91.04 13:10:10 3 8.91 0.00 0.37 0.01 0.09 90.63 13:20:01 all 11.01 0.00 0.47 0.03 0.11 88.38 13:20:01 0 10.99 0.00 0.47 0.04 0.10 88.39 13:20:01 1 11.31 0.00 0.49 0.04 0.11 88.04 13:20:01 2 11.28 0.00 0.46 0.02 0.11 88.13 13:20:01 3 10.46 0.00 0.47 0.01 0.11 88.95 13:30:10 all 7.84 0.00 0.41 0.03 0.11 91.61 13:30:10 0 7.99 0.00 0.43 0.03 0.11 91.45 13:30:10 1 8.03 0.00 0.40 0.01 0.12 91.44 13:30:10 2 7.51 0.00 0.39 0.07 0.10 91.93 13:30:10 3 7.83 0.00 0.41 0.01 0.11 91.64 13:40:10 all 14.40 0.00 0.54 0.05 0.11 84.90 13:40:10 0 15.30 0.00 0.63 0.04 0.10 83.93 13:40:10 1 14.08 0.00 0.56 0.04 0.12 85.20 13:40:10 2 14.42 0.00 0.49 0.10 0.11 84.89 13:40:10 3 13.80 0.00 0.47 0.04 0.11 85.57 Average: all 21.77 0.00 0.86 0.06 0.12 77.19 Average: 0 21.94 0.00 0.87 0.04 0.11 77.04 Average: 1 21.71 0.00 0.86 0.06 0.12 77.24 Average: 2 21.59 0.00 0.88 0.09 0.12 77.32 Average: 3 21.83 0.00 0.84 0.06 0.11 77.16